Index: typo3/sysext/install/mod/class.tx_install.php
===================================================================
--- typo3/sysext/install/mod/class.tx_install.php	(revision 7388)
+++ typo3/sysext/install/mod/class.tx_install.php	(working copy)
@@ -181,7 +181,6 @@
 	var $scriptSelf = 'index.php';		// The url that calls this script
 	var $updateIdentity = 'TYPO3 Install Tool';
 	var $headerStyle ='';
-	var $contentBeforeTable='';
 	var $setAllCheckBoxesByDefault=0;
 
 	var $allowFileEditOutsite_typo3conf_dir=0;
@@ -3166,7 +3165,7 @@
 			}
 			if ($result = $GLOBALS['TYPO3_DB']->sql_pconnect(TYPO3_db_host, TYPO3_db_username, TYPO3_db_password)) {
 				$this->message($ext, 'Connected to SQL database successfully', '
-					<dl id="databaseConnected">
+					<dl id="t3-install-databaseconnected">
 						<dt>
 							Username:
 						</dt>
@@ -4461,7 +4460,7 @@
 		$im_path_lzw = $GLOBALS['TYPO3_CONF_VARS']['GFX']['im_path_lzw'];
 		$im_path_lzw_version = $this->config_array['im_versions'][$im_path_lzw]['convert'];
 		$msg = '
-			<dl id="imageProcessingIm">
+			<dl id="t3-install-imageprocessingim">
 				<dt>
 					ImageMagick enabled:
 				</dt>
@@ -4487,7 +4486,7 @@
 					' . ($GLOBALS['TYPO3_CONF_VARS']['GFX']['im_version_5'] ? $GLOBALS['TYPO3_CONF_VARS']['GFX']['im_version_5'] : '&nbsp;') . '
 				</dd>
 			</dl>
-			<dl id="imageProcessingOther">
+			<dl id="t3-install-imageprocessingother">
 				<dt>
 					GDLib enabled:
 				</dt>
@@ -4528,7 +4527,7 @@
 					<span>(Should be set for some IM versions approx. 5.4+)</span>
 				</dd>
 			</dl>
-			<dl id="imageProcessingFileFormats">
+			<dl id="t3-install-imageprocessingfileformats">
 				<dt>
 					File Formats:
 				</dt>
@@ -5495,7 +5494,7 @@
 		', 0);
 
 		$this->message($headCode, 'Connected to SQL database successfully', '
-			<dl id="databaseConnected">
+			<dl id="t3-install-databaseconnected">
 				<dt>
 					Username:
 				</dt>
@@ -5617,7 +5616,7 @@
 					files you want to either compare or import/merge with the
 					existing database.
 				</p>
-				<dl id="checkTheDatabaseExplanation">
+				<dl id="t3-install-checkthedatabaseexplanation">
 					<dt>
 						COMPARE:
 					</dt>
@@ -7842,7 +7841,7 @@
 					// Define the markers content
 				$markers = array(
 					'class' => ($this->INSTALL['type']==$k ? 'class="act"' : ''),
-					'id' => $k,
+					'id' => 't3-install-menu-' . $k,
 					'url' => htmlspecialchars(
 						$this->scriptSelf .
 						'?TYPO3_INSTALL[type]=' .
@@ -8111,7 +8110,7 @@
 					'label' => $label,
 					'tableId' => $tableId,
 					'checked' => ($checked ? ' checked="checked"' : ''),
-					'selectAllId' => $tableId . '-checkbox',
+					'selectAllId' => 't3-install-' . $tableId . '-checkbox',
 					'selectDeselectAll' => 'select/deselect all'
 				);
 					// Fill the markers in the subpart
@@ -8138,7 +8137,7 @@
 				$warnings = array();
 					// Define the markers content
 				$rowsMarkers = array(
-					'checkboxId' => 'db-' . $key,
+					'checkboxId' => 't3-install-db-' . $key,
 					'name' => $this->dbUpdateCheckboxPrefix . '[' . $key . ']',
 					'checked' => ($checked ? 'checked="checked"' : ''),
 					'string' => htmlspecialchars($string)
Index: typo3/sysext/install/Resources/Private/Templates/AlterPasswordForm.html
===================================================================
--- typo3/sysext/install/Resources/Private/Templates/AlterPasswordForm.html	(revision 7388)
+++ typo3/sysext/install/Resources/Private/Templates/AlterPasswordForm.html	(working copy)
@@ -14,22 +14,22 @@
 			<fieldset>
 				<ol>
 					<li>
-						<label for="alterPassword">###ENTERPASSWORD###</label>
-						<input class="inputText" type="password" id="alterPassword" name="TYPO3_INSTALL[extConfig][BE][installToolPassword]" />
+						<label for="t3-install-password">###ENTERPASSWORD###</label>
+						<input id="t3-install-password" class="t3-install-form-input-text" type="password" name="TYPO3_INSTALL[extConfig][BE][installToolPassword]" />
 					</li>
 					<li>
-						<label for="alterPasswordRepeat">###ENTERAGAIN###</label>
-						<input class="inputText" type="password" id="alterPasswordRepeat" name="installToolPassword_check" />
+						<label for="t3-install-password-repeat">###ENTERAGAIN###</label>
+						<input id="t3-install-password-repeat" class="t3-install-form-input-text" type="password" name="installToolPassword_check" />
 					</li>
-					<li class="hidden">
+					<li class="t3-install-hidden">
 						<input type="hidden" name="installToolPassword_md5" value="1" />
 					</li>
 				</ol>
 			</fieldset>
-			<fieldset class="submit">
+			<fieldset class="t3-install-form-submit">
 				<ol>
 					<li>
-						<button type="submit">###SUBMIT###<span class="positive">&nbsp;</span></button>
+						<button type="submit">###SUBMIT###<span class="t3-install-form-button-icon-positive">&nbsp;</span></button>
 					</li>
 				</ol>
 			</fieldset>
Index: typo3/sysext/install/Resources/Private/Templates/CheckImageMagick.html
===================================================================
--- typo3/sysext/install/Resources/Private/Templates/CheckImageMagick.html	(revision 7388)
+++ typo3/sysext/install/Resources/Private/Templates/CheckImageMagick.html	(working copy)
@@ -10,7 +10,7 @@
 	</head>
 	<body>
 		<!-- ###VERSIONS### begin -->
-		<table id="imageMagickVersions" cellpadding="0" cellspacing="0">
+		<table id="t3-install-imagemagickversions" cellpadding="0" cellspacing="0">
 			<!-- ###ROWS### begin -->
 			<tr>
 				<td>###FILE###</td>
@@ -22,26 +22,26 @@
 		<!-- ###VERSIONS### end -->
 		
 		<!-- ###FORM### begin -->
-		<form id="checkImageMagick" action="###ACTIONURL###" method="post">
+		<form id="t3-install-checkimagemagick" action="###ACTIONURL###" method="post">
 			<fieldset>
 				<ol>
-					<li class="labelAfter">
-						<input id="checkImLzw" type="checkbox" name="TYPO3_INSTALL[checkIM][lzw]" value="1" ###LZWCHECKED### />
-						<label for="checkImLzw" class="strong">###LZWLABEL###</label>
+					<li class="t3-install-form-label-after">
+						<input id="t3-install-checkimlzw" type="checkbox" name="TYPO3_INSTALL[checkIM][lzw]" value="1" ###LZWCHECKED### />
+						<label for="t3-install-checkimlzw" class="t3-install-strong">###LZWLABEL###</label>
 					</li>
 					<li>
-						<label for="checkImPath" class="strong">###CHECKPATH###</label>
-						<input id="checkImPath" type="text" name="TYPO3_INSTALL[checkIM][path]" value="###IMAGEMAGICKPATH###" class="inputText" />
+						<label for="t3-install-checkimpath" class="t3-install-strong">###CHECKPATH###</label>
+						<input id="t3-install-checkimpath" type="text" name="TYPO3_INSTALL[checkIM][path]" value="###IMAGEMAGICKPATH###" class="t3-install-form-input-text" />
 					</li>
 					<li>
 						###COMMENT###
 					</li>
 				</ol>
 			</fieldset>
-			<fieldset class="submit">
+			<fieldset class="t3-install-form-submit">
 				<ol>
 					<li>
-						<button type="submit">###SEND###<span class="positive">&nbsp;</span></button>
+						<button type="submit">###SEND###<span class="t3-install-form-button-icon-positive">&nbsp;</span></button>
 					</li>
 				</ol>
 			</fieldset>
Index: typo3/sysext/install/Resources/Private/Templates/CheckMail.html
===================================================================
--- typo3/sysext/install/Resources/Private/Templates/CheckMail.html	(revision 7388)
+++ typo3/sysext/install/Resources/Private/Templates/CheckMail.html	(working copy)
@@ -17,19 +17,19 @@
 			<fieldset>
 				<ol>
 					<li>
-						<label for="checkMail" class="strong">###ENTEREMAIL###</label>
-						<input id="checkMail" type="text" name="TYPO3_INSTALL[check_mail]" class="inputText" />
+						<label for="t3-install-checkmail" class="t3-install-strong">###ENTEREMAIL###</label>
+						<input id="t3-install-checkmail" type="text" name="TYPO3_INSTALL[check_mail]" class="t3-install-form-input-text" />
 					</li>
-					<li class="labelAfter">
-						<input id="useHtmlMail" type="checkbox" name="TYPO3_INSTALL[use_htmlmail]" />
-						<label for="useHtmlMail" class="strong">###USEHTMLMAILLABEL###</label>
+					<li class="t3-install-form-label-after">
+						<input id="t3-install-usehtmlmail" type="checkbox" name="TYPO3_INSTALL[use_htmlmail]" />
+						<label for="t3-install-usehtmlmail" class="t3-install-strong">###USEHTMLMAILLABEL###</label>
 					</li>
 				</ol>
 			</fieldset>
-			<fieldset class="submit">
+			<fieldset class="t3-install-form-submit">
 				<ol>
 					<li>
-						<button type="submit">###SUBMIT###<span class="positive">&nbsp;</span></button>
+						<button type="submit">###SUBMIT###<span class="t3-install-form-button-icon-positive">&nbsp;</span></button>
 					</li>
 				</ol>
 			</fieldset>
Index: typo3/sysext/install/Resources/Private/Templates/CheckTheDatabaseAdminUser.html
===================================================================
--- typo3/sysext/install/Resources/Private/Templates/CheckTheDatabaseAdminUser.html	(revision 7388)
+++ typo3/sysext/install/Resources/Private/Templates/CheckTheDatabaseAdminUser.html	(working copy)
@@ -10,23 +10,23 @@
 	</head>
 	<body>
 		<!-- ###TEMPLATE### begin -->
-		<fieldset class="labelWidth21">
+		<fieldset class="t3-install-form-label-width-21">
 			<ol>
 				<li>
-					<label for="userName">###USERNAME###</label>
-					<input id="userName" type="text" name="TYPO3_INSTALL[database_adminUser][username]" />
+					<label for="t3-install-form-username">###USERNAME###</label>
+					<input id="t3-install-form-username" type="text" name="TYPO3_INSTALL[database_adminUser][username]" />
 				</li>
 			</ol>
 		</fieldset>
-		<fieldset class="labelWidth21">
+		<fieldset class="t3-install-form-label-width-21">
 			<ol>
 				<li>
-					<label for="password">###PASSWORD###</label>
-					<input id="password" type="password" name="TYPO3_INSTALL[database_adminUser][password]" />
+					<label for="t3-install-form-password">###PASSWORD###</label>
+					<input id="t3-install-form-password" type="password" name="TYPO3_INSTALL[database_adminUser][password]" />
 				</li>
 				<li>
-					<label for="passwordRepeat">###REPEATPASSWORD###</label>
-					<input id="passwordRepeat" type="password" name="TYPO3_INSTALL[database_adminUser][password2]" />
+					<label for="t3-install-form-passwordrepeat">###REPEATPASSWORD###</label>
+					<input id="t3-install-form-passwordrepeat" type="password" name="TYPO3_INSTALL[database_adminUser][password2]" />
 				</li>
 			</ol>
 		</fieldset>
Index: typo3/sysext/install/Resources/Private/Templates/CheckTheDatabaseCache.html
===================================================================
--- typo3/sysext/install/Resources/Private/Templates/CheckTheDatabaseCache.html	(revision 7388)
+++ typo3/sysext/install/Resources/Private/Templates/CheckTheDatabaseCache.html	(working copy)
@@ -20,19 +20,19 @@
 		<!-- ###EMPTIEDTABLES### end -->
 		
 		<!-- ###TABLELIST### begin -->
-		<fieldset id="checkTheDatabaseCache">
+		<fieldset id="t3-install-checkthedatabasecache">
 			<ol>
 				<!-- ###SINGLETABLE### begin -->
-				<li class="labelAfter">
-				<input name="TYPO3_INSTALL[database_clearcache][###TABLE###]" id="database_clearcache###TABLE###" value="1" type="checkbox" ###CHECKED### />
-				<label for="database_clearcache###TABLE###">
-					<span class="strong column1">
+				<li class="t3-install-form-label-after">
+				<input id="t3-install-database_clearcache###TABLE###" name="TYPO3_INSTALL[database_clearcache][###TABLE###]" value="1" type="checkbox" ###CHECKED### />
+				<label for="t3-install-database_clearcache###TABLE###">
+					<span class="t3-install-strong t3-install-column1">
 						###TABLE###
 					</span>
-					<span class="column2">
+					<span class="t3-install-column2">
 						###COUNT###
 					</span>
-					<span class="column3">
+					<span class="t3-install-column3">
 						###LABEL###
 					</span>
 				</label>
Index: typo3/sysext/install/Resources/Private/Templates/CheckTheDatabaseImport.html
===================================================================
--- typo3/sysext/install/Resources/Private/Templates/CheckTheDatabaseImport.html	(revision 7388)
+++ typo3/sysext/install/Resources/Private/Templates/CheckTheDatabaseImport.html	(working copy)
@@ -11,13 +11,13 @@
 	<body>
 		<!-- ###IMPORT### begin -->
 		<!-- ###REGULARMODE### begin-->
-		<fieldset id="checkTheDatabaseImport">
+		<fieldset id="t3-install-checkthedatabaseimport">
 			<ol>
 				<!-- ###ROWS### begin -->
-				<li class="labelAfter">
-					<input name="TYPO3_INSTALL[database_import][###TABLE###]" id="database_import_###TABLE###" value="###DEFINITION###" type="checkbox" />
-					<label for="database_import_###TABLE###">
-						<span class="strong">
+				<li class="t3-install-form-label-after">
+					<input id="t3-install-database-import-###TABLE###" name="TYPO3_INSTALL[database_import][###TABLE###]" value="###DEFINITION###" type="checkbox" />
+					<label for="t3-install-database-import-###TABLE###">
+						<span class="t3-install-strong">
 							###TABLE###
 						</span>
 						<span>
@@ -37,9 +37,9 @@
 		<!-- ###REGULARMODE### end-->
 		<fieldset>
 			<ol>
-				<li class="labelAfter">
-					<input name="TYPO3_INSTALL[database_import_all]" id="database_import_all" value="1" type="checkbox" ###CHECKED### />
-					<label for="database_import_all">
+				<li class="t3-install-form-label-after">
+					<input id="t3-install-database-import-all" name="TYPO3_INSTALL[database_import_all]" value="1" type="checkbox" ###CHECKED### />
+					<label for="t3-install-database-import-all">
 						###LABEL###
 					</label>
 				</li>
Index: typo3/sysext/install/Resources/Private/Templates/CheckTheDatabaseMenu.html
===================================================================
--- typo3/sysext/install/Resources/Private/Templates/CheckTheDatabaseMenu.html	(revision 7388)
+++ typo3/sysext/install/Resources/Private/Templates/CheckTheDatabaseMenu.html	(working copy)
@@ -10,13 +10,13 @@
 	</head>
 	<body>
 		<!-- ###MENU### begin -->
-		<table id="databaseMenu" cellpadding="2" cellspacing="2">
+		<table id="t3-install-databasemenu" cellpadding="2" cellspacing="2">
 			<tr>
 				<td>
 					###UPDATEREQUIREDTABLES###
 				</td>
 				<td ###NOTICECMPFILECURRENT###>
-					<a href="###ACTION###&amp;TYPO3_INSTALL[database_type]=cmpFile|CURRENT_TABLES#bottom">
+					<a href="###ACTION###&amp;TYPO3_INSTALL[database_type]=cmpFile|CURRENT_TABLES#t3-install-bottom">
 						###COMPARE###
 					</a>
 				</td>
@@ -35,7 +35,7 @@
 					&nbsp;
 				</td>
 				<td ###NOTICEIMPORTCURRENT###>
-					<a href="###ACTION###&amp;TYPO3_INSTALL[database_type]=import|CURRENT_STATIC#bottom">
+					<a href="###ACTION###&amp;TYPO3_INSTALL[database_type]=import|CURRENT_STATIC#t3-install-bottom">
 						###IMPORT###
 					</a>
 				</td>
@@ -54,17 +54,17 @@
 					###FILESHORTNAME### (###FILESIZE###)
 				</td>
 				<td ###NOTICECMPFILE###>
-					<a href="###ACTION###&amp;TYPO3_INSTALL[database_type]=cmpFile|###FILE####bottom">
+					<a href="###ACTION###&amp;TYPO3_INSTALL[database_type]=cmpFile|###FILE####t3-install-bottom">
 						###COMPARE###
 					</a>
 				</td>
 				<td ###NOTICEIMPORT###>
-					<a href="###ACTION###&amp;TYPO3_INSTALL[database_type]=import|###FILE####bottom">
+					<a href="###ACTION###&amp;TYPO3_INSTALL[database_type]=import|###FILE####t3-install-bottom">
 						###IMPORT######SPECS###
 					</a>
 				</td>
 				<td ###NOTICEVIEW###>
-					<a href="###ACTION###&amp;TYPO3_INSTALL[database_type]=view|###FILE####bottom">
+					<a href="###ACTION###&amp;TYPO3_INSTALL[database_type]=view|###FILE####t3-install-bottom">
 						###VIEW######SPECS###
 					</a>
 				</td>
@@ -75,7 +75,7 @@
 					&nbsp;
 				</td>
 				<td colspan="3" ###NOTICECMPTCA###>
-					<a href="###ACTION###&amp;TYPO3_INSTALL[database_type]=cmpTCA|#bottom">
+					<a href="###ACTION###&amp;TYPO3_INSTALL[database_type]=cmpTCA|#t3-install-bottom">
 						###COMPAREWITHTCA###
 					</a>
 				</td>
@@ -85,7 +85,7 @@
 					&nbsp;
 				</td>
 				<td colspan="3" ###NOTICEADMINUSER###>
-					<a href="###ACTION###&amp;TYPO3_INSTALL[database_type]=adminUser|#bottom">
+					<a href="###ACTION###&amp;TYPO3_INSTALL[database_type]=adminUser|#t3-install-bottom">
 						###CREATEADMINUSER###
 					</a>
 				</td>
@@ -95,7 +95,7 @@
 					&nbsp;
 				</td>
 				<td colspan="3" ###NOTICEUC###>
-					<a href="###ACTION###&amp;TYPO3_INSTALL[database_type]=UC|#bottom">
+					<a href="###ACTION###&amp;TYPO3_INSTALL[database_type]=UC|#t3-install-bottom">
 						###RESETUSERPREFERENCES###
 					</a>
 				</td>
@@ -105,13 +105,13 @@
 					&nbsp;
 				</td>
 				<td colspan="3" ###NOTICECACHE###>
-					<a href="###ACTION###&amp;TYPO3_INSTALL[database_type]=cache|#bottom">
+					<a href="###ACTION###&amp;TYPO3_INSTALL[database_type]=cache|#t3-install-bottom">
 						###CLEARTABLES###
 					</a>
 				</td>
 			</tr>
 		</table>
-		<a id="bottom"></a>
+		<a id="t3-install-bottom"></a>
 		<!-- ###MENU### end -->
 	</body>
 </html>
\ No newline at end of file
Index: typo3/sysext/install/Resources/Private/Templates/CheckTheDatabaseUc.html
===================================================================
--- typo3/sysext/install/Resources/Private/Templates/CheckTheDatabaseUc.html	(revision 7388)
+++ typo3/sysext/install/Resources/Private/Templates/CheckTheDatabaseUc.html	(working copy)
@@ -10,11 +10,11 @@
 	</head>
 	<body>
 		<!-- ###TEMPLATE### begin -->
-		<fieldset class="labelAfter">
+		<fieldset class="t3-install-form-label-after">
 			<ol>
 				<li>
-					<input type="checkbox" name="TYPO3_INSTALL[database_UC]" id="database_UC" value="1" checked="checked" />
-					<label for="database_UC">###CLEARBEUSERS###</label>
+					<input id="t3-install-databaseuc" type="checkbox" name="TYPO3_INSTALL[database_UC]" value="1" checked="checked" />
+					<label for="t3-install-databaseuc">###CLEARBEUSERS###</label>
 				</li>
 			</ol>
 		</fieldset>
Index: typo3/sysext/install/Resources/Private/Templates/CleanUpManager.html
===================================================================
--- typo3/sysext/install/Resources/Private/Templates/CleanUpManager.html	(revision 7388)
+++ typo3/sysext/install/Resources/Private/Templates/CleanUpManager.html	(working copy)
@@ -10,7 +10,7 @@
 	</head>
 	<body>
 		<!-- ###TEMPLATE### begin -->
-		<dl id="cleanupManagerNumbers">
+		<dl id="t3-install-cleanupmanagernumbers">
 			<dt>
 				###NUMBERCACHED###
 			</dt>
@@ -22,8 +22,8 @@
 			<fieldset>
 				<ol>
 					<li>
-						<label for="cleanupType">###CLEANUP###</label>
-						<select id="cleanupType" name="TYPO3_INSTALL[cleanup_type]">
+						<label for="t3-install-cleanuptype">###CLEANUP###</label>
+						<select id="t3-install-cleanuptype" name="TYPO3_INSTALL[cleanup_type]">
 							<!-- ###CLEANUPOPTIONS### begin -->
 							<option value="###VALUE###">###DATA###</option>
 							<!-- ###CLEANUPOPTIONS### begin -->
@@ -31,10 +31,10 @@
 					</li>
 				</ol>
 			</fieldset>
-			<fieldset class="submit">
+			<fieldset class="t3-install-form-submit">
 				<ol>
 					<li>
-						<button type="submit">###EXECUTE###<span class="positive">&nbsp;</span></button>
+						<button type="submit">###EXECUTE###<span class="t3-install-form-button-icon-positive">&nbsp;</span></button>
 					</li>
 				</ol>
 			</fieldset>
Index: typo3/sysext/install/Resources/Private/Templates/DisplayFieldComp.html
===================================================================
--- typo3/sysext/install/Resources/Private/Templates/DisplayFieldComp.html	(revision 7388)
+++ typo3/sysext/install/Resources/Private/Templates/DisplayFieldComp.html	(working copy)
@@ -10,7 +10,7 @@
 	</head>
 	<body>
 		<!-- ###TEMPLATE### begin -->
-		<table cellpadding="0" cellspacing="0" class="displayFieldsCompare">
+		<table cellpadding="0" cellspacing="0" class="t3-install-displayfieldscompare">
 			<thead>
 				<tr>
 					<th>
Index: typo3/sysext/install/Resources/Private/Templates/DisplayFields.html
===================================================================
--- typo3/sysext/install/Resources/Private/Templates/DisplayFields.html	(revision 7388)
+++ typo3/sysext/install/Resources/Private/Templates/DisplayFields.html	(working copy)
@@ -10,10 +10,10 @@
 	</head>
 	<body>
 		<!-- ###TEMPLATE### begin -->
-		<table cellpadding="0" cellspacing="0" class="displayFields">
+		<table cellpadding="0" cellspacing="0" class="t3-install-displayfields">
 			<thead>
 				<tr>
-					<th class="column1">
+					<th class="t3-install-column1">
 						###HEADERFIELDNAME###
 					</th>
 					<th>
@@ -24,7 +24,7 @@
 			<tbody>
 			<!-- ###ROWS### begin -->
 			<tr>
-				<td class="column1">
+				<td class="t3-install-column1">
 					###FIELDNAME###
 				</td>
 				<td>
Index: typo3/sysext/install/Resources/Private/Templates/DisplaySuggestions.html
===================================================================
--- typo3/sysext/install/Resources/Private/Templates/DisplaySuggestions.html	(revision 7388)
+++ typo3/sysext/install/Resources/Private/Templates/DisplaySuggestions.html	(working copy)
@@ -11,10 +11,10 @@
 	<body>
 		<!-- ###TEMPLATE### begin -->
 		<!-- ###ROWS### begin -->
-		<table cellpadding="0" cellspacing="0" class="displaySuggestions">
+		<table cellpadding="0" cellspacing="0" class="t3-install-displaysuggestions">
 			<thead>
 				<tr>
-					<th class="column1">
+					<th class="t3-install-column1">
 						###HEADERFIELDNAME###
 					</th>
 					<th>
@@ -38,7 +38,7 @@
 			</tfoot>
 			<tbody>
 				<tr>
-					<td class="column1">
+					<td class="t3-install-column1">
 						###FIELDNAME###
 					</td>
 					<td>
Index: typo3/sysext/install/Resources/Private/Templates/DisplayTwinImage.html
===================================================================
--- typo3/sysext/install/Resources/Private/Templates/DisplayTwinImage.html	(revision 7388)
+++ typo3/sysext/install/Resources/Private/Templates/DisplayTwinImage.html	(working copy)
@@ -11,7 +11,7 @@
 	<body>
 		<!-- ###TEMPLATE### begin -->
 		<!-- ###IMAGE### begin -->
-		<table cellspacing="0" cellpadding="0" class="displayTwinImageImages">
+		<table cellspacing="0" cellpadding="0" class="t3-install-displaytwinimageimages">
 			<tbody>
 				<tr>
 					<td>
@@ -23,7 +23,7 @@
 				</tr>
 			</tbody>
 		</table>
-		<table cellspacing="0" cellpadding="0" class="displayTwinImageReference">
+		<table cellspacing="0" cellpadding="0" class="t3-install-displaytwinimagereference">
 			<thead>
 				<tr>
 					<th>
@@ -46,7 +46,7 @@
 			</tbody>
 		</table>
 		<!-- ###DIFFERENTFILESIZE### begin -->
-		<table cellspacing="0" cellpadding="0" class="displayTwinImageDifferentFileSize">
+		<table cellspacing="0" cellpadding="0" class="t3-install-displaytwinimagedifferentfilesize">
 			<thead>
 				<tr>
 					<th colspan="2">
@@ -84,7 +84,7 @@
 		</p>
 		<form action="">
 			<fieldset>
-				<div class="displayTwinImageTextarea">
+				<div class="t3-install-displaytwinimagetextarea">
 					<textarea cols="40" rows="###ROWS###">###COMMANDS###</textarea>
 				</div>
 			</fieldset>
@@ -100,7 +100,7 @@
 		<!-- ###COMMANDSAVAILABLE### begin -->
 		<form action="">
 			<fieldset>
-				<div class="displayTwinImageTextarea">
+				<div class="t3-install-displaytwinimagetextarea">
 					<textarea cols="40" rows="###ROWS###">###COMMANDS###</textarea>
 		</div>
 			</fieldset>
Index: typo3/sysext/install/Resources/Private/Templates/GenerateConfigForm.html
===================================================================
--- typo3/sysext/install/Resources/Private/Templates/GenerateConfigForm.html	(revision 7388)
+++ typo3/sysext/install/Resources/Private/Templates/GenerateConfigForm.html	(working copy)
@@ -16,22 +16,22 @@
 					###DESCRIPTION###
 				</li>
 				<!-- ###TEXTAREA### begin -->
-				<li class="labelAbove">
-					<label for="###ID###" class="strong">###KEY### = ###LABEL###</label>
+				<li class="t3-install-form-label-above">
+					<label for="###ID###" class="t3-install-strong">###KEY### = ###LABEL###</label>
 					<textarea id="###ID###" rows="5" cols="60" name="###NAME###">###VALUE###</textarea>
 				</li>
 				<!-- ###TEXTAREA### end -->
 				<!-- ###BOOLEAN### begin -->
-				<li class="labelAfter">
+				<li class="t3-install-form-label-after">
 					<input type="hidden" value="0" name="###NAME###" />
 					<input id="###ID###" type="checkbox" value="###VALUE###" ###CHECKED### name="###NAME###" />
-					<label for="###ID###" class="strong">###KEY### = ###LABEL###</label>
+					<label for="###ID###" class="t3-install-strong">###KEY### = ###LABEL###</label>
 				</li>
 				<!-- ###BOOLEAN### end -->
 				<!-- ###TEXTLINE### begin -->
-				<li class="labelAbove">
-					<label for="###ID###" class="strong">###KEY### = ###LABEL###</label>
-					<input id="###ID###" type="text" value="###VALUE###" name="###NAME###" class="inputText" />
+				<li class="t3-install-form-label-above">
+					<label for="###ID###" class="t3-install-strong">###KEY### = ###LABEL###</label>
+					<input id="###ID###" type="text" value="###VALUE###" name="###NAME###" class="t3-install-form-input-text" />
 				</li>
 				<!-- ###TEXTLINE### end -->
 			</ol>
Index: typo3/sysext/install/Resources/Private/Templates/GenerateUpdateDatabaseFormCheckboxes.html
===================================================================
--- typo3/sysext/install/Resources/Private/Templates/GenerateUpdateDatabaseFormCheckboxes.html	(revision 7388)
+++ typo3/sysext/install/Resources/Private/Templates/GenerateUpdateDatabaseFormCheckboxes.html	(working copy)
@@ -14,13 +14,13 @@
 			<legend>###LABEL###</legend>
 			<ol>
 				<!-- ###MULTIPLETABLES### begin -->
-				<li class="labelAfter">
+				<li class="t3-install-form-label-after">
 					<input type="checkbox" id="###SELECTALLID###" ###CHECKED### onclick="$('###TABLEID###').select('input[type=checkbox]').invoke('setValue', $(this).checked);" />
 					<label for="###SELECTALLID###">###SELECTDESELECTALL###</label>
 				</li>
 				<!-- ###MULTIPLETABLES### end -->
 				<!-- ###ROWS### begin -->
-				<li class="labelAfter">
+				<li class="t3-install-form-label-after">
 					<input type="checkbox" id="###CHECKBOXID###" name="###NAME###" value="1" ###CHECKED### />
 					<label for="###CHECKBOXID###">
 						<!-- ###ICONAVAILABLE### begin -->
Index: typo3/sysext/install/Resources/Private/Templates/GetUpdateDbFormWrap.html
===================================================================
--- typo3/sysext/install/Resources/Private/Templates/GetUpdateDbFormWrap.html	(revision 7388)
+++ typo3/sysext/install/Resources/Private/Templates/GetUpdateDbFormWrap.html	(working copy)
@@ -10,10 +10,10 @@
 	</head>
 	<body>
 		<!-- ###TEMPLATE### begin -->
-		<form action="###ACTION####bottom" method="post">
+		<form action="###ACTION####t3-install-bottom" method="post">
 			<fieldset>
 				<ol>
-					<li class="hidden">
+					<li class="t3-install-hidden">
 						<input type="hidden" name="TYPO3_INSTALL[database_type]" value="###ACTIONTYPE###" />
 					</li>
 				</ol>
@@ -24,7 +24,7 @@
 					<li>
 						<button type="submit">
 							###LABEL###
-							<span class="positive">&nbsp;</span>
+							<span class="t3-install-form-button-icon-positive">&nbsp;</span>
 						</button>
 					</li>
 				</ol>
Index: typo3/sysext/install/Resources/Private/Templates/ImageMenu.html
===================================================================
--- typo3/sysext/install/Resources/Private/Templates/ImageMenu.html	(revision 7388)
+++ typo3/sysext/install/Resources/Private/Templates/ImageMenu.html	(working copy)
@@ -10,7 +10,7 @@
 	</head>
 	<body>
 		<!-- ###MENU### begin -->
-		<ol id="imageMenu">
+		<ol>
 			<!-- ###MENUITEM### begin -->
 			<li class="###BACKGROUNDCOLOR###">
 				<a href="###URL###">
Index: typo3/sysext/install/Resources/Private/Templates/InitExtConfig.html
===================================================================
--- typo3/sysext/install/Resources/Private/Templates/InitExtConfig.html	(revision 7388)
+++ typo3/sysext/install/Resources/Private/Templates/InitExtConfig.html	(working copy)
@@ -17,7 +17,7 @@
 					<li>
 						<button type="submit">
 							###WRITE######LABEL###
-							<span class="positive">&nbsp;</span>
+							<span class="t3-install-form-button-icon-positive">&nbsp;</span>
 						</button>
 					</li>
 					<li>
Index: typo3/sysext/install/Resources/Private/Templates/Install.html
===================================================================
--- typo3/sysext/install/Resources/Private/Templates/Install.html	(revision 7388)
+++ typo3/sysext/install/Resources/Private/Templates/Install.html	(working copy)
@@ -11,14 +11,13 @@
 		###STYLESHEETS###
 	</head>
 	<body>
-		<div id="contentBeforeTable">###CONTENTBEFORETABLE###</div>
-		<div id="container">
+		<div id="t3-install-outer">
 			<h1>###TITLE###</h1>
 			<h2>###HEADTITLE###</h2>
-			<div id="left">
+			<div id="t3-install-left">
 				<!-- ###MENU### begin -->
-				<div id="menuTop">&nbsp;</div>
-				<ol id="menu">
+				<div id="t3-install-menu-border-top">&nbsp;</div>
+				<ol id="t3-install-menu">
 					<!-- ###MENUITEM### begin -->
 					<li id="###ID###" ###CLASS###>
 						<a href="###URL###">
@@ -27,9 +26,9 @@
 					</li>
 					<!-- ###MENUITEM### end -->
 				</ol>
-				<div id="menuBottom">&nbsp;</div>
+				<div id="t3-install-menu-bottom">&nbsp;</div>
 				<!-- ###MENU### end -->
-				<ol id="links">
+				<ol id="t3-install-links">
 					<li>
 						<a href="###BACKENDURL###">
 							###BACKEND###
@@ -42,9 +41,9 @@
 					</li>
 				</ol>
 			</div>
-			<div id="right">
-				<div id="contentTop">&nbsp;</div>
-				<div id="content">
+			<div id="t3-install-right">
+				<div id="t3-install-box-border-top">&nbsp;</div>
+				<div id="t3-install-box-body">
 					<!-- ###ERRORMESSAGES### begin -->
 					<div class="typo3-message message-error">
 						<h4>###LLERRORS###</h4>
@@ -60,9 +59,9 @@
 					<!-- ###CONTENT### begin -->
 					<!-- ###CONTENT### end -->
 				</div>
-				<div id="contentBottom">&nbsp;</div>
+				<div id="t3-install-box-border-bottom">&nbsp;</div>
 			</div>
-			<div id="copyright">
+			<div id="t3-install-copyright">
 				###COPYRIGHT###
 			</div>
 		</div>
Index: typo3/sysext/install/Resources/Private/Templates/Install_123.html
===================================================================
--- typo3/sysext/install/Resources/Private/Templates/Install_123.html	(revision 7388)
+++ typo3/sysext/install/Resources/Private/Templates/Install_123.html	(working copy)
@@ -11,14 +11,13 @@
 		###STYLESHEETS###
 	</head>
 	<body>
-		<div id="contentBeforeTable">###CONTENTBEFORETABLE###</div>
-		<div id="container">
+		<div id="t3-install-outer">
 			<h1>###TITLE###</h1>
-			<div id="contentTop">&nbsp;</div>
+			<div id="t3-install-box-border-top">&nbsp;</div>
 			<h2>###HEADTITLE###</h2>
-			<div id="content">
+			<div id="t3-install-box-body">
 				<!-- ###MENU### begin -->
-				<ol id="menu">
+				<ol id="t3-install-menu">
 					<!-- ###MENUITEM### begin -->
 					<li ###CLASS###>
 						<a href="###URL###">
@@ -31,8 +30,8 @@
 				<!-- ###CONTENT### begin -->
 				<!-- ###CONTENT### end -->
 			</div>
-			<div id="contentBottom">&nbsp;</div>
-			<div id="copyright">
+			<div id="t3-install-box-border-bottom">&nbsp;</div>
+			<div id="t3-install-copyright">
 				###COPYRIGHT###
 			</div>
 		</div>
Index: typo3/sysext/install/Resources/Private/Templates/Install_login.html
===================================================================
--- typo3/sysext/install/Resources/Private/Templates/Install_login.html	(revision 7388)
+++ typo3/sysext/install/Resources/Private/Templates/Install_login.html	(working copy)
@@ -11,7 +11,7 @@
 		###STYLESHEETS###
 	</head>
 	<body>
-		<div id="container" class="login">
+		<div id="t3-install-outer" class="t3-install-login">
 			<h1>###TITLE###</h1>
 			<!-- ###CONTENT### begin -->
 			<!-- ###CONTENT### end -->
Index: typo3/sysext/install/Resources/Private/Templates/LoginForm.html
===================================================================
--- typo3/sysext/install/Resources/Private/Templates/LoginForm.html	(revision 7388)
+++ typo3/sysext/install/Resources/Private/Templates/LoginForm.html	(working copy)
@@ -10,35 +10,35 @@
 	</head>
 	<body>
 		<!-- ###TEMPLATE### begin -->
-		<div id="contentTop">&nbsp;</div>
+		<div id="t3-install-box-border-top">&nbsp;</div>
 		<h2>###HEADTITLE###</h2>
-		<div id="content">
+		<div id="t3-install-box-body">
 			<h3>###SITENAME###</h3>
-			<form action="index.php" method="post" id="passwordForm">
+			<form action="index.php" method="post" id="t3-install-form-login">
 				<fieldset>
 					<ol>
-						<li class="labelWidth7">
-							<label for="password">###ENTERPASSWORD###</label>
-							<input id="password" type="password" name="password" class="inputText" />
+						<li class="t3-install-form-label-width-7">
+							<label for="t3-install-form-password">###ENTERPASSWORD###</label>
+							<input id="t3-install-form-password" type="password" name="password" class="t3-install-form-input-text" />
 						</li>
-						<li class="hidden">
+						<li class="t3-install-hidden">
 							<input type="hidden" name="redirect_url" value="###REDIRECTURL###" />
 						</li>
 					</ol>
 				</fieldset>
-				<fieldset class="submit">
+				<fieldset class="t3-install-form-submit">
 					<ol>
 						<li>
 							<button type="submit">
 								###LOGIN###
-								<span class="positive">&nbsp;</span>
+								<span class="t3-install-form-button-icon-positive">&nbsp;</span>
 							</button>
 						</li>
 					</ol>
 				</fieldset>
 			</form>
 		</div>
-		<div id="contentBottom">&nbsp;</div>
+		<div id="t3-install-box-border-bottom">&nbsp;</div>
 		<!-- ###WRONGPASSWORD### begin -->
 		<p class="typo3-message message-error">
 			###PASSWORDMESSAGE###
@@ -54,7 +54,7 @@
 		###MESSAGE###
 		<script type="text/javascript">
 		<!--
-			$('password').focus();
+			$('t3-install-form-password').focus();
 		//-->
 		</script>
 		<!-- ###TEMPLATE### end -->
Index: typo3/sysext/install/Resources/Private/Templates/PhpInformation.html
===================================================================
--- typo3/sysext/install/Resources/Private/Templates/PhpInformation.html	(revision 7388)
+++ typo3/sysext/install/Resources/Private/Templates/PhpInformation.html	(working copy)
@@ -15,7 +15,7 @@
 		</p>
 		<form action="">
 			<fieldset>
-				<div id="debugInformation">
+				<div id="t3-install-debuginformation">
 					<textarea cols="80" rows="10">###DEBUGINFO###</textarea>
 				</div>
 			</fieldset>
Index: typo3/sysext/install/Resources/Private/Templates/PrintAll.html
===================================================================
--- typo3/sysext/install/Resources/Private/Templates/PrintAll.html	(revision 7388)
+++ typo3/sysext/install/Resources/Private/Templates/PrintAll.html	(working copy)
@@ -9,8 +9,8 @@
 		<title>Template: Print All</title>
 	</head>
 	<body>
-		<div id="container">
-			<div id="content">
+		<div id="t3-install-outer">
+			<div id="t3-install-box-body>
 				<!-- ###TEMPLATE### begin -->
 				<!-- ###SECTIONS### begin -->
 				<h3>###HEADER###</h3>
Index: typo3/sysext/install/Resources/Private/Templates/SetupGeneral.html
===================================================================
--- typo3/sysext/install/Resources/Private/Templates/SetupGeneral.html	(revision 7388)
+++ typo3/sysext/install/Resources/Private/Templates/SetupGeneral.html	(working copy)
@@ -10,13 +10,13 @@
 	</head>
 	<body>
 		<!-- ###TEMPLATE### begin -->
-		<form action="###ACTIONURL###" method="post" id="setupGeneral">
+		<form action="###ACTIONURL###" method="post">
 			<!-- ###ALLMODES### begin -->
 			<fieldset>
 				<ol>
 					<li>
-						<label for="userName">###LABELUSERNAME###</label>
-						<input id="userName" type="text" name="TYPO3_INSTALL[localconf.php][typo_db_username]" value="###USERNAME###" class="inputText" />
+						<label for="t3-install-form-username">###LABELUSERNAME###</label>
+						<input id="t3-install-form-username" type="text" name="TYPO3_INSTALL[localconf.php][typo_db_username]" value="###USERNAME###" class="t3-install-form-input-text" />
 					</li>
 					<!-- ###SQLSAFEMODEUSERSUBPART### begin -->
 					<li>
@@ -28,12 +28,12 @@
 					</li>
 					<!-- ###SQLSAFEMODEUSERSUBPART### end -->
 					<li>
-						<label for="password">###LABELPASSWORD###</label>
-						<input id="password" type="password" name="TYPO3_INSTALL[localconf.php][typo_db_password]" value="###PASSWORD###" class="inputText" />
+						<label for="t3-install-form-password">###LABELPASSWORD###</label>
+						<input id="t3-install-form-password" type="password" name="TYPO3_INSTALL[localconf.php][typo_db_password]" value="###PASSWORD###" class="t3-install-form-input-text" />
 					</li>
 					<li>
-						<label for="host">###LABELHOST###</label>
-						<input id="host" type="text" name="TYPO3_INSTALL[localconf.php][typo_db_host]" value="###HOST###" class="inputText" />
+						<label for="t3-install-form-host">###LABELHOST###</label>
+						<input id="t3-install-form-host" type="text" name="TYPO3_INSTALL[localconf.php][typo_db_host]" value="###HOST###" class="t3-install-form-input-text" />
 					</li>
 				</ol>
 			</fieldset>
@@ -42,8 +42,8 @@
 				<ol>
 					<!-- ###DATABASEAVAILABLE### begin -->
 					<li>
-						<label for="db">###LABELDATABASE###</label>
-						<select id="db" name="TYPO3_INSTALL[localconf.php][typo_db]">
+						<label for="t3-install-form-db">###LABELDATABASE###</label>
+						<select id="t3-install-form-db" name="TYPO3_INSTALL[localconf.php][typo_db]">
 							<!-- ###DATABASEITEM### begin -->
 							<option value="###DATABASENAME###" ###DATABASESELECTED###>
 								###DATABASEVALUE###
@@ -52,8 +52,8 @@
 						</select>
 					</li>
 					<li>
-						<label for="createDatabase">###LABELCREATEDATABASE###</label>
-						<input id="createDatabase" type="text" name="TYPO3_INSTALL[localconf.php][NEW_DATABASE_NAME]" value="" class="inputText" />
+						<label for="t3-install-form-createdatabase">###LABELCREATEDATABASE###</label>
+						<input id="t3-install-form-createdatabase" type="text" name="TYPO3_INSTALL[localconf.php][NEW_DATABASE_NAME]" value="" class="t3-install-form-input-text" />
 					</li>
 					<!-- ###DATABASEAVAILABLE### end -->
 					<!-- ###DATABASENOTAVAILABLE### begin -->
@@ -75,19 +75,19 @@
 			<fieldset>
 				<ol>
 					<li>
-						<label for="siteName">###LABELSITENAME###</label>
-						<input id="siteName" type="text" name="TYPO3_INSTALL[localconf.php][sitename]" value="###SITENAME###" class="inputText" />
+						<label for="t3-install-form-sitename">###LABELSITENAME###</label>
+						<input id="t3-install-form-sitename" type="text" name="TYPO3_INSTALL[localconf.php][sitename]" value="###SITENAME###" class="t3-install-form-input-text" />
 					</li>
 				</ol>
 			</fieldset>
 			<fieldset>
 				<ol>
 					<li>
-						<label for="encryptionKey">###LABELENCRYPTIONKEY###</label>
+						<label for="t3-install-form-encryptionkey">###LABELENCRYPTIONKEY###</label>
 						<span>
-							<input id="encryptionKey" type="text" name="TYPO3_INSTALL[localconf.php][encryptionKey]" value="###ENCRYPTIONKEY###" class="inputText" />
+							<input id="t3-install-form-encryptionkey" type="text" name="TYPO3_INSTALL[localconf.php][encryptionKey]" value="###ENCRYPTIONKEY###" class="t3-install-form-input-text" />
 							<br />
-							<button type="button" onclick="EncryptionKey.load(this)">###LABELGENERATERANDOMKEY###<span class="positive">&nbsp;</span></button>
+							<button type="button" onclick="EncryptionKey.load(this)">###LABELGENERATERANDOMKEY###<span class="t3-install-form-button-icon-positive">&nbsp;</span></button>
 						</span>
 					</li>
 				</ol>
@@ -96,12 +96,12 @@
 			<fieldset>
 				<ol>
 					<li>
-						<label>###LABELDISABLEEXECFUNCTION###</label>
+						<label for="t3-install-form-disableexecfunction">###LABELDISABLEEXECFUNCTION###</label>
 						<span>
 							###STRONGDISABLEEXECFUNCTION###
 							<br />
 							###LABELCURRENTVALUEIS### ###DEFAULTDISABLEEXECFUNCTION###
-							<input type="hidden" name="TYPO3_INSTALL[localconf.php][disable_exec_function]" value="###DISABLEEXECFUNCTION###" />
+							<input id="t3-install-form-disableexecfunction" type="hidden" name="TYPO3_INSTALL[localconf.php][disable_exec_function]" value="###DISABLEEXECFUNCTION###" />
 						</span>
 					</li>
 				</ol>
@@ -111,12 +111,12 @@
 			<fieldset>
 				<ol>
 					<li>
-						<label>###LABELGDLIB###</label>
+						<label for="t3-install-form-gdlib">###LABELGDLIB###</label>
 						<span>
 							###STRONGGDLIB###
 							<br />
 							###LABELCURRENTVALUEIS### ###DEFAULTGDLIB###
-							<input type="hidden" name="TYPO3_INSTALL[localconf.php][gdlib]" value="###GDLIB###" />
+							<input id="t3-install-form-gdlib" type="hidden" name="TYPO3_INSTALL[localconf.php][gdlib]" value="###GDLIB###" />
 						</span>
 					</li>
 				</ol>
@@ -126,13 +126,13 @@
 			<fieldset>
 				<ol>
 					<li>
-						<label>###LABELGDLIBPNG###</label>
+						<label for="t3-install-form-gdlibpng">###LABELGDLIBPNG###</label>
 						<span>
 							###STRONGGDLIBPNG###
 							<br />
 							###LABELCURRENTVALUEIS### ###DEFAULTGDLIBPNG###
 							<br />
-							<select name="TYPO3_INSTALL[localconf.php][gdlib_png]">
+							<select id="t3-install-form-gdlibpng" name="TYPO3_INSTALL[localconf.php][gdlib_png]">
 								<!-- ###GDLIBPNGOPTION### -->
 								<option value="###VALUE###" ###SELECTED###>
 									###DATA###
@@ -148,12 +148,12 @@
 			<fieldset>
 				<ol>
 					<li>
-						<label>###LABELIMAGEMAGICK###</label>
+						<label for="t3-install-form-imagemagick">###LABELIMAGEMAGICK###</label>
 						<span>
 							###STRONGIMAGEMAGICK###
 							<br />
 							###LABELCURRENTVALUEIS### ###DEFAULTIMAGEMAGICK###
-							<input type="hidden" name="TYPO3_INSTALL[localconf.php][im]" value="###IMAGEMAGICK###" />
+							<input id="t3-install-form-imagemagick" type="hidden" name="TYPO3_INSTALL[localconf.php][im]" value="###IMAGEMAGICK###" />
 						</span>
 					</li>
 				</ol>
@@ -163,12 +163,12 @@
 			<fieldset>
 				<ol>
 					<li>
-						<label>###LABELIMCOMBINEFILENAME###</label>
+						<label for="t3-install-form-imcombinefilename">###LABELIMCOMBINEFILENAME###</label>
 						<span>
 							###STRONGIMCOMBINEFILENAME###
 							<br />
 							###LABELCURRENTVALUEIS### ###DEFAULTIMCOMBINEFILENAME###
-							<input type="hidden" name="TYPO3_INSTALL[localconf.php][im_combine_filename]" value="###IMCOMBINEFILENAME###" />
+							<input id="t3-install-form-imcombinefilename" type="hidden" name="TYPO3_INSTALL[localconf.php][im_combine_filename]" value="###IMCOMBINEFILENAME###" />
 						</span>
 					</li>
 				</ol>
@@ -178,12 +178,12 @@
 			<fieldset>
 				<ol>
 					<li>
-						<label>###LABELIMVERSION5###</label>
+						<label for="t3-install-form-imversion5">###LABELIMVERSION5###</label>
 						<span>
 							###STRONGIMVERSION5###
 							<br />
 							###LABELCURRENTVALUEIS### ###DEFAULTIMVERSION5###
-							<input type="hidden" name="TYPO3_INSTALL[localconf.php][im_version_5]" value="###IMVERSION5###" />
+							<input id="t3-install-form-imversion5" type="hidden" name="TYPO3_INSTALL[localconf.php][im_version_5]" value="###IMVERSION5###" />
 						</span>
 					</li>
 				</ol>
@@ -193,12 +193,12 @@
 			<fieldset>
 				<ol>
 					<li>
-						<label>###LABELIMPATH###</label>
+						<label for="t3-install-form-impath">###LABELIMPATH###</label>
 						<span>
 							###STRONGIMPATH###
 							<br />
 							###LABELCURRENTVALUEIS### ###DEFAULTIMPATH###
-							<input type="hidden" name="TYPO3_INSTALL[localconf.php][im_path]" value="###IMPATH###" />
+							<input id="t3-install-form-impath" type="hidden" name="TYPO3_INSTALL[localconf.php][im_path]" value="###IMPATH###" />
 						</span>
 					</li>
 				</ol>
@@ -208,13 +208,13 @@
 			<fieldset>
 				<ol>
 					<li>
-						<label>###LABELIMPATHLZW###</label>
+						<label for="t3-install-form-impathlzw">###LABELIMPATHLZW###</label>
 						<span>
 							###STRONGIMPATHLZW###
 							<br />
 							###LABELCURRENTVALUEIS### ###DEFAULTIMPATH###
 							<br />
-							<select name="TYPO3_INSTALL[localconf.php][im_path_lzw]">
+							<select id="t3-install-form-impathlzw" name="TYPO3_INSTALL[localconf.php][im_path_lzw]">
 								<!-- ###IMPATHLZWOPTION### begin -->
 								<option value="###VALUE###" ###SELECTED###>
 									###DATA###
@@ -230,19 +230,19 @@
 			<fieldset>
 				<ol>
 					<li>
-						<label for="ttfDpi">###LABELTTFDPI###</label>
-						<input id="ttfDpi" type="text" name="TYPO3_INSTALL[localconf.php][TTFdpi]" value="###TTFDPI###" class="inputText" />
+						<label for="t3-install-form-ttfdpi">###LABELTTFDPI###</label>
+						<input id="t3-install-form-ttfdpi" type="text" name="TYPO3_INSTALL[localconf.php][TTFdpi]" value="###TTFDPI###" class="t3-install-form-input-text" />
 					</li>
 				</ol>
 			</fieldset>
 			<!--  ###TTFDPISUBPART### end -->
 			<!-- ###REGULARMODE### end -->
-			<fieldset class="submit">
+			<fieldset class="t3-install-form-submit">
 				<ol>
 					<li>
 						<button type="submit">
 							###LABELUPDATELOCALCONF###
-							<span class="positive">&nbsp;</span>
+							<span class="t3-install-form-button-icon-positive">&nbsp;</span>
 						</button>
 					</li>
 					<li>
Index: typo3/sysext/install/Resources/Private/Templates/StepHeader.html
===================================================================
--- typo3/sysext/install/Resources/Private/Templates/StepHeader.html	(revision 7388)
+++ typo3/sysext/install/Resources/Private/Templates/StepHeader.html	(working copy)
@@ -10,7 +10,7 @@
 	</head>
 	<body>
 		<!-- ###TEMPLATE### begin -->
-		<ol id="stepHeader" class="clearfix">
+		<ol id="t3-install-123-stepheader" class="clearfix">
 			<!-- ###STEPITEM### begin -->
 			<li ###CLASS###>
 				<a href="###URL###">
Index: typo3/sysext/install/Resources/Private/Templates/StepOutput.html
===================================================================
--- typo3/sysext/install/Resources/Private/Templates/StepOutput.html	(revision 7388)
+++ typo3/sysext/install/Resources/Private/Templates/StepOutput.html	(working copy)
@@ -13,7 +13,7 @@
 		###STEPHEADER###
 		<h3>###HEADER###</h3>
 		###STEP###
-		<div id="skip123">
+		<div id="t3-install-123-skip">
 			<a href="###SKIP123###">
 				###NOTICE###
 			</a>
@@ -25,15 +25,15 @@
 		<form method="post" action="###ACTION###">
 			<fieldset>
 				<ol>
-					<li class="hidden">
+					<li class="t3-install-hidden">
 						<input type="hidden" value="###STEP###" name="step" />
 					</li>
 				</ol>
 			</fieldset>
-			<fieldset class="submit">
+			<fieldset class="t3-install-form-submit">
 				<ol>
 					<li>
-						<button type="submit">###CONTINUE###<span class="positive">&nbsp;</span></button>
+						<button type="submit">###CONTINUE###<span class="t3-install-form-button-icon-positive">&nbsp;</span></button>
 					</li>
 				</ol>
 			</fieldset>
@@ -42,31 +42,31 @@
 		
 		<!-- ###STEP2### begin -->
 		<form method="post" action="###ACTION###">
-			<fieldset class="labelWidth7">
+			<fieldset class="t3-install-form-label-width-7">
 				<ol>
-					<li class="hidden">
+					<li class="t3-install-hidden">
 						<input type="hidden" value="###STEP###" name="step" />
 						<input type="hidden" value="###ENCRYPTIONKEY###" name="TYPO3_INSTALL[localconf.php][encryptionKey]" />
 						<input type="hidden" value="###BRANCH###" name="TYPO3_INSTALL[localconf.php][compat_version]" />
 					</li>
 					<li>
-						<label for="userName">###LABELUSERNAME###</label>
-						<input id="userName" class="inputText" type="text" value="###USERNAME###" name="TYPO3_INSTALL[localconf.php][typo_db_username]" />
+						<label for="t3-install-form-username">###LABELUSERNAME###</label>
+						<input id="t3-install-form-username" class="t3-install-form-input-text" type="text" value="###USERNAME###" name="TYPO3_INSTALL[localconf.php][typo_db_username]" />
 					</li>
 					<li>
-						<label for="password">###LABELPASSWORD###</label>
-						<input id="password" class="inputText" type="password" value="###PASSWORD###" name="TYPO3_INSTALL[localconf.php][typo_db_password]" />
+						<label for="t3-install-form-password">###LABELPASSWORD###</label>
+						<input id="t3-install-form-password" class="t3-install-form-input-text" type="password" value="###PASSWORD###" name="TYPO3_INSTALL[localconf.php][typo_db_password]" />
 					</li>
 					<li>
-						<label for="host">###LABELHOST###</label>
-						<input id="host" class="inputText" type="text" value="###HOST###" name="TYPO3_INSTALL[localconf.php][typo_db_host]" />
+						<label for="t3-install-form-host">###LABELHOST###</label>
+						<input id="t3-install-form-host" class="t3-install-form-input-text" type="text" value="###HOST###" name="TYPO3_INSTALL[localconf.php][typo_db_host]" />
 					</li>
 				</ol>
 			</fieldset>
-			<fieldset class="submit">
+			<fieldset class="t3-install-form-submit">
 				<ol>
 					<li>
-						<button type="submit">###CONTINUE###<span class="positive">&nbsp;</span></button>
+						<button type="submit">###CONTINUE###<span class="t3-install-form-button-icon-positive">&nbsp;</span></button>
 					</li>
 				</ol>
 			</fieldset>
@@ -75,21 +75,21 @@
 		
 		<!-- ###STEP3### begin -->
 		<p>###LLOPTIONS###</p>
-		<form id="step3" method="post" action="###ACTION###">
+		<form id="t3-install-123-step3" method="post" action="###ACTION###">
 			<fieldset>
 				<ol>
-					<li class="hidden">
+					<li class="t3-install-hidden">
 						<input type="hidden" value="###STEP###" name="step" />
 					</li>
 					<li>
-						<label for="newDatabase">###LLOPTION1###</label>
+						<label for="t3-install-123-newdatabase">###LLOPTION1###</label>
 						<p>###LLREMARK1###</p>
-						<input id="newDatabase" class="inputText" type="text" name="TYPO3_INSTALL[localconf.php][NEW_DATABASE_NAME]" />
+						<input id="t3-install-123-newdatabase" class="t3-install-form-input-text" type="text" name="TYPO3_INSTALL[localconf.php][NEW_DATABASE_NAME]" />
 					</li>
 					<li>
-						<label for="database">###LLOPTION2###</label>
+						<label for="t3-install-123-database">###LLOPTION2###</label>
 						<p>###LLREMARK2###</p>
-						<select id="database" name="TYPO3_INSTALL[localconf.php][typo_db]">
+						<select id="t3-install-123-database" name="TYPO3_INSTALL[localconf.php][typo_db]">
 							<option value="">Select database</option>
 							<!-- ###DATABASEOPTIONS### begin -->
 							<option value="###DATABASEVALUE###" ###DATABASESELECTED###>###DATABASENAME###</option>
@@ -98,10 +98,10 @@
 					</li>
 				</ol>
 			</fieldset>
-			<fieldset class="submit">
+			<fieldset class="t3-install-form-submit">
 				<ol>
 					<li>
-						<button type="submit">###CONTINUE###<span class="positive">&nbsp;</span></button>
+						<button type="submit">###CONTINUE###<span class="t3-install-form-button-icon-positive">&nbsp;</span></button>
 					</li>
 				</ol>
 			</fieldset>
@@ -110,7 +110,7 @@
 		
 		<!-- ###STEP4### begin -->
 		<h4>###LLSUMMARY###</h4>
-		<dl id="stepOutputSummary" class="clearfix">
+		<dl id="t3-install-123-stepoutputsummary" class="clearfix">
 			<dt>###LLUSERNAME###</dt>
 			<dd>###USERNAME###</dd>
 			<dt>###LLHOST###</dt>
@@ -120,18 +120,18 @@
 			<dt>###LLNUMBERTABLES###</dt>
 			<dd>###NUMBERTABLES###</dd>
 		</dl>
-		<form action="###ACTION####bottom" method="post">
+		<form action="###ACTION####t3-install-bottom" method="post">
 			<fieldset>
 				<ol>
-					<li class="hidden">
+					<li class="t3-install-hidden">
 						<input type="hidden" name="TYPO3_INSTALL[database_type]" value="import" />
 						<input type="hidden" name="TYPO3_INSTALL[database_import_all]" value="1" />
 						<input type="hidden" name="step" value="" />
 						<input type="hidden" name="goto_step" value="go" />
 					</li>
 					<li>
-						<label for="databaseType">###LLDATABASETYPE###</label>
-						<select id="databaseType" name="TYPO3_INSTALL[database_type]">
+						<label for="t3-install-123-databasetype">###LLDATABASETYPE###</label>
+						<select id="t3-install-123-databasetype" name="TYPO3_INSTALL[database_type]">
 							<!-- ###DATABASETYPEOPTIONS### begin -->
 							<option value="###DATABASETYPEVALUE###">###DATABASENAME###</option>
 							<!-- ###DATABASETYPEOPTIONS### end -->
@@ -144,7 +144,7 @@
 					<li>
 						<button type="submit">
 							###LABEL###
-							<span class="positive">&nbsp;</span>
+							<span class="t3-install-form-button-icon-positive">&nbsp;</span>
 						</button>
 					</li>
 				</ol>
Index: typo3/sysext/install/Resources/Private/Templates/Typo3ConfEdit.html
===================================================================
--- typo3/sysext/install/Resources/Private/Templates/Typo3ConfEdit.html	(revision 7388)
+++ typo3/sysext/install/Resources/Private/Templates/Typo3ConfEdit.html	(working copy)
@@ -10,7 +10,7 @@
 	</head>
 	<body>
 		<!-- ###TEMPLATE### begin -->
-		<dl id="confEditFileList">
+		<dl id="t3-install-confeditfilelist">
 			<!-- ###FILES### begin -->
 			<dt ###CLASS###>
 				<a href="###EDITURL###">
@@ -30,15 +30,15 @@
 			<fieldset>
 				<ol>
 					<li>
-						<label for="editPath">###PATHSITE###</label>
-						<input id="editPath" type="text" name="TYPO3_INSTALL[FILE][EDIT_path]" value="###EDITPATH###" class="inputText" />
+						<label for="t3-install-editpath">###PATHSITE###</label>
+						<input id="t3-install-editpath" type="text" name="TYPO3_INSTALL[FILE][EDIT_path]" value="###EDITPATH###" class="t3-install-form-input-text" />
 					</li>
 				</ol>
 			</fieldset>
-			<fieldset class="submit">
+			<fieldset class="t3-install-form-submit">
 				<ol>
 					<li>
-						<button type="submit">###SET###<span class="positive">&nbsp;</span></button>
+						<button type="submit">###SET###<span class="t3-install-form-button-icon-positive">&nbsp;</span></button>
 					</li>
 				</ol>
 			</fieldset>
@@ -50,17 +50,17 @@
 			</a>
 		</p>
 		<!--  ###FILEEDIT### begin -->
-		<h4 id="fileEditHeader" class="typo3-message message-information">
+		<h4 class="typo3-message message-information">
 			###LLEDITING### ###FILE###
 		</h4>
 		###MESSAGES###
 		<p>
 			###MD5SUM###
 		</p>
-		<form id="fileEdit" action="###ACTION###" method="post">
+		<form id="t3-install-fileedit" action="###ACTION###" method="post">
 			<fieldset>
 				<ol>
-					<li class="hidden">
+					<li class="t3-install-hidden">
 						<input type="hidden" name="TYPO3_INSTALL[FILE][name]" value="###FILENAME###" />
 						<!-- ###ALLOWFILEEDITOUTSIDETYPO3CONFDIR### begin -->
 						<input type="hidden" name="TYPO3_INSTALL[FILE][EDIT_path]" value="###FILEEDITPATH###" />
@@ -74,23 +74,23 @@
 			</fieldset>
 			<fieldset>
 				<ol>
-					<li class="labelAfter">
-						<input type="checkbox" name="TYPO3_INSTALL[FILE][win_to_unix_br]" id="winToUnixBr" value="1" ###WINTOUNIXBRCHECKED### />
-						<label for="winToUnixBr">###WINTOUNIXBR###</label>
+					<li class="t3-install-form-label-after">
+						<input id="t3-install-wintounixbr" type="checkbox" name="TYPO3_INSTALL[FILE][win_to_unix_br]" value="1" ###WINTOUNIXBRCHECKED### />
+						<label for="t3-install-wintounixbr">###WINTOUNIXBR###</label>
 					</li>
-					<li class="labelAfter">
-						<input type="checkbox" name="TYPO3_INSTALL[FILE][backup]" id="backup" value="1" ###BACKUPCHECKED### />
-						<label for="backup">###BACKUP###</label>
+					<li class="t3-install-form-label-after">
+						<input id="t3-install-backup" type="checkbox" name="TYPO3_INSTALL[FILE][backup]" value="1" ###BACKUPCHECKED### />
+						<label for="t3-install-backup">###BACKUP###</label>
 					</li>
 				</ol>
 			</fieldset>
-			<fieldset class="submit">
+			<fieldset class="t3-install-form-submit">
 				<ol>
 					<li>
 						<!-- ###SHOWSAVEBUTTON### begin -->
-						<button type="submit" name="TYPO3_INSTALL[SAVE_FILE]" value="###SAVEFILE###">###SAVEFILE###<span class="positive">&nbsp;</span></button>
+						<button type="submit" name="TYPO3_INSTALL[SAVE_FILE]" value="###SAVEFILE###">###SAVEFILE###<span class="t3-install-form-button-icon-positive">&nbsp;</span></button>
 						<!-- ###SHOWSAVEBUTTON### end -->
-						<button type="submit" name="_close" value="###CLOSE###">###CLOSE###<span class="positive">&nbsp;</span></button>
+						<button type="submit" name="_close" value="###CLOSE###">###CLOSE###<span class="t3-install-form-button-icon-positive">&nbsp;</span></button>
 					</li>
 				</ol>
 			</fieldset>
Index: typo3/sysext/install/Resources/Private/Templates/Typo3TempManager.html
===================================================================
--- typo3/sysext/install/Resources/Private/Templates/Typo3TempManager.html	(revision 7388)
+++ typo3/sysext/install/Resources/Private/Templates/Typo3TempManager.html	(working copy)
@@ -10,7 +10,7 @@
 	</head>
 	<body>
 		<!-- ###TEMPLATE### begin -->
-		<dl id="tempManagerNumbers">
+		<dl id="t3-install-tempmanagernumbers">
 			<dt>
 				###NUMBERTEMPORARY###
 			</dt>
@@ -30,28 +30,28 @@
 				###DELETED###
 			</dd>
 		</dl>
-		<form id="tempManagerForm" method="post" action="index.php?TYPO3_INSTALL[type]=typo3temp">
+		<form method="post" action="index.php?TYPO3_INSTALL[type]=typo3temp">
 			<fieldset>
 				<ol>
 					<li>
-						<label for="delete">###DELETECONDITION###</label>
-						<select id="delete" name="TYPO3_INSTALL[typo3temp_delete]">
+						<label for="t3-install-delete">###DELETECONDITION###</label>
+						<select id="t3-install-delete" name="TYPO3_INSTALL[typo3temp_delete]">
 							<!-- ###DELETEOPTIONS### begin -->
 							<option value="###VALUE###" ###SELECTED###>###DATA###</option>
 							<!-- ###DELETEOPTIONS### end -->
 						</select>
 					</li>
 					<li>
-						<label for="action">###NUMBERFILES###</label>
-						<select id="action" name="TYPO3_INSTALL[typo3temp_action]">
+						<label for="t3-install-action">###NUMBERFILES###</label>
+						<select id="t3-install-action" name="TYPO3_INSTALL[typo3temp_action]">
 							<!-- ###ACTIONOPTIONS### begin -->
 							<option value="###VALUE###">###DATA###</option>
 							<!-- ###ACTIONOPTIONS### end -->
 						</select>
 					</li>
 					<li>
-						<label for="subDirectory">###FROMSUBDIRECTORY###</label>
-						<select id="subDirectory" name="TYPO3_INSTALL[typo3temp_subdir]">
+						<label for="t3-install-subdirectory">###FROMSUBDIRECTORY###</label>
+						<select id="t3-install-subdirectory" name="TYPO3_INSTALL[typo3temp_subdir]">
 							<!-- ###SUBDIRECTORYOPTIONS### begin -->
 							<option value="###VALUE###" ###SELECTED###>###DATA###</option>
 							<!-- ###SUBDIRECTORYOPTIONS### end -->
@@ -59,10 +59,10 @@
 					</li>
 				</ol>
 			</fieldset>
-			<fieldset class="submit">
+			<fieldset class="t3-install-form-submit">
 				<ol>
 					<li>
-						<button type="submit">###EXECUTE###<span class="positive">&nbsp;</span></button>
+						<button type="submit">###EXECUTE###<span class="t3-install-form-button-icon-positive">&nbsp;</span></button>
 					</li>
 				</ol>
 			</fieldset>
Index: typo3/sysext/install/Resources/Private/Templates/UpdateWizardParts.html
===================================================================
--- typo3/sysext/install/Resources/Private/Templates/UpdateWizardParts.html	(revision 7388)
+++ typo3/sysext/install/Resources/Private/Templates/UpdateWizardParts.html	(working copy)
@@ -12,8 +12,8 @@
 		<!-- ###CHECKFORUPDATE### begin -->
 		<!-- ###UPDATESAVAILABLE### begin -->
 		<!-- ###UPDATEWIZARDBOXES### begin -->
-		<form action="###ACTION####bottom" method="post">
-			<fieldset class="hidden">
+		<form action="###ACTION####t3-install-bottom" method="post">
+			<fieldset class="t3-install-hidden">
 				<ol>
 					<li>
 						<input type="hidden" name="TYPO3_INSTALL[database_type]" value="getUserInput" />
@@ -23,12 +23,12 @@
 			<!-- ###SINGLEUPDATEWIZARDBOX### begin -->
 			<h3>###IDENTIFIER###</h3>
 			###EXPLANATION###
-			<fieldset class="submit">
+			<fieldset class="t3-install-form-submit">
 				<ol>
 					<li>
 						<button type="submit" name="TYPO3_INSTALL[update][###IDENTIFIER###]">
 							###NEXT###
-							<span class="positive">&nbsp;</span>
+							<span class="t3-install-form-button-icon-positive">&nbsp;</span>
 						</button>
 					</li>
 				</ol>
@@ -38,13 +38,13 @@
 		<!-- ###UPDATEWIZARDBOXES### end -->
 		<h3>###FINALSTEP###</h3>
 		###FINALSTEPEXPLANATION###
-		<a href="index.php?TYPO3_INSTALL[type]=database&amp;TYPO3_INSTALL[database_type]=cmpFile|CURRENT_TABLES#bottom" class="button">###COMPAREDATABASE###<span class="positive">&nbsp;</span></a>
+		<a href="index.php?TYPO3_INSTALL[type]=database&amp;TYPO3_INSTALL[database_type]=cmpFile|CURRENT_TABLES#t3-install-bottom">###COMPAREDATABASE###<span class="t3-install-form-button-icon-positive">&nbsp;</span></a>
 		<!-- ###UPDATESAVAILABLE### end -->
 		<!-- ###CHECKFORUPDATE### end -->
 		
 		<!-- ###GETUSERINPUT### begin -->
-		<form action="###ACTION####bottom" method="post">
-			<fieldset class="hidden">
+		<form action="###ACTION####t3-install-bottom" method="post">
+			<fieldset class="t3-install-hidden">
 				<ol>
 					<li>
 						<input type="hidden" value="performUpdate" name="TYPO3_INSTALL[database_type]" />
@@ -66,7 +66,7 @@
 			<!-- ###UPDATESAVAILABLE### begin -->
 			<fieldset>
 				<ol>
-					<li class="hidden">
+					<li class="t3-install-hidden">
 						<input type="hidden" name="TYPO3_INSTALL[update][extList][]" value="###IDENTIFIER###" />
 					</li>
 				</ol>
@@ -80,18 +80,18 @@
 			<!-- ###UPDATESAVAILABLE### end -->
 			<fieldset>
 				<ol>
-					<li class="labelAfter">
-						<input type="checkbox" name="TYPO3_INSTALL[update][showDatabaseQueries]" id="showDatabaseQueries" value="1" />
-						<label for="showDatabaseQueries">###SHOWDATABASEQUERIES###</label>
+					<li class="t3-install-form-label-after">
+						<input id="t3-install-showdatabasequeries" type="checkbox" name="TYPO3_INSTALL[update][showDatabaseQueries]" value="1" />
+						<label for="t3-install-showdatabasequeries">###SHOWDATABASEQUERIES###</label>
 					</li>
 				</ol>
 			</fieldset>
-			<fieldset class="submit">
+			<fieldset class="t3-install-form-submit">
 				<ol>
 					<li>
 						<button type="submit">
 							###PERFORMUPDATES###
-							<span class="positive">&nbsp;</span>
+							<span class="t3-install-form-button-icon-positive">&nbsp;</span>
 						</button>
 					</li>
 				</ol>
Index: typo3/sysext/install/Resources/Private/Templates/ViewArray.html
===================================================================
--- typo3/sysext/install/Resources/Private/Templates/ViewArray.html	(revision 7388)
+++ typo3/sysext/install/Resources/Private/Templates/ViewArray.html	(working copy)
@@ -10,7 +10,7 @@
 	</head>
 	<body>
 		<!-- ###TEMPLATE### begin -->
-		<dl class="viewArray">
+		<dl class="t3-install-viewarray">
 			<!-- ###ITEM### begin -->
 			<dt>
 				###KEY###
Index: typo3/sysext/install/Resources/Public/Stylesheets/general.css
===================================================================
--- typo3/sysext/install/Resources/Public/Stylesheets/general.css	(revision 7388)
+++ typo3/sysext/install/Resources/Public/Stylesheets/general.css	(working copy)
@@ -76,41 +76,41 @@
 	width: 29em;
 }
 
-.labelAfter input {
+.t3-install-form-label-after input {
 	float: left;
 }
 
-.labelAfter label,
-.labelAbove label {
+.t3-install-form-label-after label,
+.t3-install-form-label-above label {
 	float: none;
 	display: block;
 	width: auto;
 	margin-right: 0;
 }
 
-.labelAbove label {
+.t3-install-form-label-above label {
 	margin-bottom: 0.5em;
 }
 
-.labelAfter label {
+.t3-install-form-label-after label {
 	padding-left: 3em;
 }
 
-.labelWidth7 label {
+.t3-install-form-label-width-7 label {
 	width: 7em;
 }
 
-.labelWidth21 label {
+.t3-install-form-label-width-21 label {
 	width: 21em;
 }
 
-fieldset.submit {
+fieldset.t3-install-form-submit {
 	float: none;
 	width: auto;
 }
 
 fieldset select,
-input.inputText,
+input.t3-install-form-input-text,
 textarea {
 	background: url('../Images/input-background.gif') repeat-x scroll 0 0 #FFFFFF;
 	border: 1px solid #7C7C7C;
@@ -127,7 +127,7 @@
 	width: 17.4em;
 }
 
-input.inputText {
+input.t3-install-form-input-text {
 	height: 1.7em;
 	padding: 0.1em 2.1em 0 0.45em;
 }
@@ -155,39 +155,39 @@
 	float: none;
 }
 
-button span.negative {
+button span.t3-install-form-button-icon-negative {
 	background-image: url('../../../../../gfx/error.png');
 }
 
-button span.positive {
+button span.t3-install-form-button-icon-positive {
 	background-image: url('../../../../../gfx/ok.png');
 }
 
-.hidden {
+.t3-install-hidden {
 	display: none;
 }
 
-.strong {
+.t3-install-strong {
 	font-weight: bold;
 }
 
-#container {
+#t3-install-outer {
 	width: 76em;
 	margin: 1em auto;
 }
 
-#left {
+#t3-install-left {
 	float: left;
 	width: 19em;
 	clear: both;
 }
 
-#right {
+#t3-install-right {
 	padding-left: 19em;
 	width: 57em;
 }
 
-#menu {
+#t3-install-menu {
 	margin: 0;
 	padding: 0.5em 0;
 	list-style: none;
@@ -196,74 +196,74 @@
 	line-height: 2em;
 }
 
-#menu li {
+#t3-install-menu li {
 	padding: 0 0 0 2.8em;
 }
 
-#menu li.act {
+#t3-install-menu li.act {
 	background-color: #585858;
 }
 
-#menu a {
+#t3-install-menu a {
 	color: #606060;
 	text-decoration: none;
 }
 
-#menu a:hover {
+#t3-install-menu a:hover {
 	text-decoration: underline;
 }
 
-#menu li.act a {
+#t3-install-menu li.act a {
 	font-weight: bold;
 	color: #ffffff;
 }
 
-#menu li {
+#t3-install-menu li {
 	background-repeat: no-repeat;
 	background-position: 0.7em center;
 }
 
-#menu #config {
+#t3-install-menu #t3-install-menu-config {
 	background-image: url('../Images/menuConfig.png');
 }
 
-#menu #database {
+#t3-install-menu #t3-install-menu-database {
 	background-image: url('../Images/menuDatabase.png');
 }
 
-#menu #update {
+#t3-install-menu #t3-install-menu-update {
 	background-image: url('../Images/menuUpdate.png');
 }
 
-#menu #images {
+#t3-install-menu #t3-install-menu-images {
 	background-image: url('../Images/menuImages.png');
 }
 
-#menu #extConfig {
+#t3-install-menu #t3-install-menu-extConfig {
 	background-image: url('../Images/menuExtConfig.png');
 }
 
-#menu #typo3temp {
+#t3-install-menu #t3-install-menu-typo3temp {
 	background-image: url('../Images/menuTypo3temp.png');
 }
 
-#menu #cleanup {
+#t3-install-menu #t3-install-menu-cleanup {
 	background-image: url('../Images/menuCleanup.png');
 }
 
-#menu #phpinfo {
+#t3-install-menu #t3-install-menu-phpinfo {
 	background-image: url('../Images/menuPhpinfo.png');
 }
 
-#menu #typo3conf_edit {
+#t3-install-menu #t3-install-menu-typo3conf_edit {
 	background-image: url('../Images/menuTypo3confEdit.png');
 }
 
-#menu #about {
+#t3-install-menu #t3-install-menu-about {
 	background-image: url('../Images/menuAbout.png');
 }
 
-#links {
+#t3-install-links {
 	margin: 2em 0 0 0.8em;
 	padding: 0;
 	list-style: none;
@@ -272,16 +272,16 @@
 	line-height: 2em;
 }
 
-#links a {
+#t3-install-links a {
 	color: #797878;
 	text-decoration: none;
 }
 
-#links a:hover {
+#t3-install-links a:hover {
 	text-decoration: underline;
 }
 
-#content {
+#t3-install-box-body {
 	font-size: 110%;
 	line-height: 1.5em;
 	padding: 0.1em 1.8em 1em 1.8em;
@@ -330,13 +330,13 @@
 	border-color: #dc4c42;
 }
 
-#copyright {
+#t3-install-copyright {
 	color: #797878;
 	border-top: 1px #5f5f5f solid;
 	margin-top: 3.7em;
 	clear: both;
 }
 
-#copyright a {
+#t3-install-copyright a {
 	color: #797878;
 }
\ No newline at end of file
Index: typo3/sysext/install/Resources/Public/Stylesheets/install.css
===================================================================
--- typo3/sysext/install/Resources/Public/Stylesheets/install.css	(revision 7388)
+++ typo3/sysext/install/Resources/Public/Stylesheets/install.css	(working copy)
@@ -5,17 +5,17 @@
 }
 
 h1,
-#menuTop,
-#menuBottom,
-#links,
-#contentTop,
-#contentBottom,
-#copyright {
+#t3-install-menu-border-top,
+#t3-install-menu-bottom,
+#t3-install-links,
+#t3-install-box-border-top,
+#t3-install-box-border-bottom,
+#t3-install-copyright {
 	display: none;
 }
 
-#content,
-#menu {
+#t3-install-box-body,
+#t3-install-menu {
 	border: 1px #dcdcdc solid;
 	background-color: #ffffff;
 }
@@ -23,7 +23,7 @@
 /* 0: Login form */
 
 /* 1: Basic configuration */
-#checkImageMagick label {
+#t3-install-checkimagemagick label {
 	width: 27em;
 }
 
@@ -37,231 +37,232 @@
 	font-weight: bold;
 }
 
-#imageMagickVersions td {
+#t3-install-imagemagickversions td {
 	padding-right: 1em;
 }
 
 /* 2: Database Analyzer */
-#databaseMenu {
+#t3-install-databasemenu {
 	width: 100%;
 }
 
-#databaseConnected dt,
-#checkTheDatabaseExplanation dt {
+#t3-install-databaseconnected dt,
+#t3-install-checkthedatabaseexplanation dt {
 	float: left;
 	width: 7em;
 }
 
-#databaseConnected dd,
-#checkTheDatabaseExplanation dd {
+#t3-install-databaseconnected dd,
+#t3-install-checkthedatabaseexplanation dd {
 	padding-left: 7em;
 }
 
-#databaseConnected dd,
-#checkTheDatabaseExplanation dt {
+#t3-install-databaseconnected dd,
+#t3-install-checkthedatabaseexplanation dt {
 	font-weight: bold;
 }
 
-#checkTheDatabaseImport label span,
-#checkTheDatabaseCache label span {
+#t3-install-checkthedatabaseimport label span,
+#t3-install-checkthedatabasecache label span {
 	float: none;
 	display: inline-block;
 	vertical-align: top;
 }
 
-#checkTheDatabaseImport label span {
+#t3-install-checkthedatabaseimport label span {
 	width: 32%;
 }
 
-#checkTheDatabaseCache label span.column1 {
+#t3-install-checkthedatabasecache label span.t3-install-column1 {
 	width: 27%;
 }
-#checkTheDatabaseCache label span.column3 {
+
+#t3-install-checkthedatabasecache label span.t3-install-column3 {
 	width: 56%;
 }
 
-#checkTheDatabaseCache label span.column2 {
+#t3-install-checkthedatabasecache label span.t3-install-column2 {
 	width: 15%;
 }
 
-.displayFields,
-.displaySuggestions,
-.displayFieldsCompare {
+.t3-install-displayfields,
+.t3-install-displaysuggestions,
+.t3-install-displayfieldscompare {
 	width: 100%;
 	margin-bottom: 1em;
 }
 
-.displayFields th,
-.displaySuggestions th,
-.displayFieldsCompare th {
+.t3-install-displayfields th,
+.t3-install-displaysuggestions th,
+.t3-install-displayfieldscompare th {
 	text-align: left;
 	background-color: #B3B7BD;
 }
 
-.displaySuggestions .tfootHeader {
+.t3-install-displaysuggestions .tfootHeader {
 	font-weight: bold;
 	background-color: #d0d0d0;
 }
 
-.displayFields th,
-.displayFields td,
-.displaySuggestions th,
-.displaySuggestions td,
-.displayFieldsCompare th,
-.displayFieldsCompare td {
+.t3-install-displayfields th,
+.t3-install-displayfields td,
+.t3-install-displaysuggestions th,
+.t3-install-displaysuggestions td,
+.t3-install-displayfieldscompare th,
+.t3-install-displayfieldscompare td {
 	padding: 0.2em;
 }
 
-.displayFields thead,
-.displayFields tbody,
-.displaySuggestions thead,
-.displaySuggestions tfoot,
-.displaySuggestions tbody,
-.displayFieldsCompare thead,
-.displayFieldsCompare tbody {
+.t3-install-displayfields thead,
+.t3-install-displayfields tbody,
+.t3-install-displaysuggestions thead,
+.t3-install-displaysuggestions tfoot,
+.t3-install-displaysuggestions tbody,
+.t3-install-displayfieldscompare thead,
+.t3-install-displayfieldscompare tbody {
 	border: 1px #B3B7BD solid;
 }
 
-.displayFields .column1,
-.displaySuggestions .column1 {
+.t3-install-displayfields .t3-install-column1,
+.t3-install-displaysuggestions .t3-install-column1 {
 	width: 35%;
 }
 
-.displaySuggestions tr {
+.t3-install-displaysuggestions tr {
 	border-top: 1px #B3B7BD solid;
 }
 
-.displaySuggestions pre {
+.t3-install-displaysuggestions pre {
 	font-size: 110%;
 }
 
-.displayFieldsCompare .warning {
+.t3-install-displayfieldscompare .warning {
 	color: red;
 }
 
 /* 4: Image processing */
-#imageProcessingIm dt,
-#imageProcessingOther dt,
-#imageProcessingFileFormats dt {
+#t3-install-imageprocessingim dt,
+#t3-install-imageprocessingother dt,
+#t3-install-imageprocessingfileformats dt {
 	float: left;
 	width: 19em;
 }
 
-#imageProcessingIm dd,
-#imageProcessingOther dd,
-#imageProcessingFileFormats dd {
+#t3-install-imageprocessingim dd,
+#t3-install-imageprocessingother dd,
+#t3-install-imageprocessingfileformats dd {
 	font-weight: bold;
 	padding-left: 19em;
 }
 
-#imageProcessingIm dd span,
-#imageProcessingOther dd span,
-#imageProcessingFileFormats dd span {
+#t3-install-imageprocessingim dd span,
+#t3-install-imageprocessingother dd span,
+#t3-install-imageprocessingfileformats dd span {
 	font-weight: normal;
 }
 
-.displayTwinImageTextarea {
+.t3-install-displaytwinimagetextarea {
 	width: 48em; 
 	overflow: scroll;
 	border: 1px #797878 solid;
 }
 
-.displayTwinImageTextarea textarea {
+.t3-install-displaytwinimagetextarea textarea {
 	width: 300em; 
 	border: 0;
 }
 
-.displayTwinImageImages,
-.displayTwinImageReference,
-.displayTwinImageDifferentFileSize {
+.t3-install-displaytwinimageimages,
+.t3-install-displaytwinimagereference,
+.t3-install-displaytwinimagedifferentfilesize {
 	width: 100%;
 	margin: 0.3em 0;
 }
 
-.displayTwinImageImages td,
-.displayTwinImageReference th,
-.displayTwinImageReference td,
-.displayTwinImageDifferentFileSize th,
-.displayTwinImageDifferentFileSize td {
+.t3-install-displaytwinimageimages td,
+.t3-install-displaytwinimagereference th,
+.t3-install-displaytwinimagereference td,
+.t3-install-displaytwinimagedifferentfilesize th,
+.t3-install-displaytwinimagedifferentfilesize td {
 	text-align: center;
 }
 
 /* 5: All configuration */
 
 /* 6: typo3temp/ */
-#tempManagerNumbers dt {
+#t3-install-tempmanagernumbers dt {
 	float: left;
 	width: 19em;
 }
 
-#tempManagerNumbers dd {
+#t3-install-tempmanagernumbers dd {
 	font-weight: bold;
 	padding-left: 19em;
 }
 
-#tempManagerNumbers dd span {
+#t3-install-tempmanagernumbers dd span {
 	font-weight: normal;
 }
 
 /* 7: Clean up database */
-#cleanupManagerNumbers dt {
+#t3-install-cleanupmanagernumbers dt {
 	float: left;
 	width: 19em;
 }
 
-#cleanupManagerNumbers dd {
+#t3-install-cleanupmanagernumbers dd {
 	font-weight: bold;
 	padding-left: 19em;
 }
 
-#cleanupManagerNumbers dd span {
+#t3-install-cleanupmanagernumbers dd span {
 	font-weight: normal;
 }
 
 /* 8: phpinfo() */
-#debugInformation {
+#t3-install-debuginformation {
 	width: 48em; 
 	height: 20em; 
 	overflow: scroll;
 	border: 1px #797878 solid;
 }
 
-#debugInformation textarea {
+#t3-install-debuginformation textarea {
 	width: 200em; 
 	height: 68em;
 	border: 0;
 }
 
-.viewArray {
+.t3-install-viewarray {
 	border: 1px solid #B3B7BD;
 	border-bottom: 0;
 }
 
-.viewArray .viewArray {
+.t3-install-viewarray .t3-install-viewarray {
 	border: 0;
 }
 
-.viewArray dt {
+.t3-install-viewarray dt {
 	float: left;
 	width: 19em;
 	font-weight: bold;
 }
 
-.viewArray dd {
+.t3-install-viewarray dd {
 	padding-left: 19em;
 	border-bottom: 1px #d0d0d0 solid
 }
 
-.viewArray .viewArray dt {
+.t3-install-viewarray .t3-install-viewarray dt {
 	width: 10em;
 }
 
-.viewArray .viewArray dd {
+.t3-install-viewarray .t3-install-viewarray dd {
 	padding-left: 10em;
 	border: 0;
 }
 
-.viewArray dl {
+.t3-install-viewarray dl {
 	margin: 0;
 }
 
@@ -354,29 +355,29 @@
 }
 
 /* 9: Edit files in typo3conf/ */
-#confEditFileList dt {
+#t3-install-confeditfilelist dt {
 	float: left;
 	width: 45em;
 }
 
-#confEditFileList dd {
+#t3-install-confeditfilelist dd {
 	padding-left: 45em;
 }
 
-#confEditFileList dt a {
+#t3-install-confeditfilelist dt a {
 	color: blue;
 	text-decoration: none;
 }
 
-#confEditFileList dt a:hover {
+#t3-install-confeditfilelist dt a:hover {
 	text-decoration: underline;
 }
 
-#confEditFileList dt.act a {
+#t3-install-confeditfilelist dt.act a {
 	font-weight: bold;
 }
 
-#fileEdit textarea {
+#t3-install-fileedit textarea {
 	height: 10em;
 	width: 99%;
 	padding: 0;
Index: typo3/sysext/install/Resources/Public/Stylesheets/install_123.css
===================================================================
--- typo3/sysext/install/Resources/Public/Stylesheets/install_123.css	(revision 7388)
+++ typo3/sysext/install/Resources/Public/Stylesheets/install_123.css	(working copy)
@@ -5,7 +5,7 @@
 	background: #4f4f4f url('../Images/body-background.jpg') repeat-x fixed;
 }
 
-#container {
+#t3-install-outer {
 	width: 43em;
 	margin-left: 16em;
 }
@@ -30,30 +30,30 @@
 	font-size: 163%;
 }
 
-#contentTop {
+#t3-install-box-border-top {
 	height: 3px;
 	background: #3e3e3e url('../Images/content-top.png') no-repeat center bottom;
 }
 
-#contentBottom {
+#t3-install-box-border-bottom {
 	height: 3px;
 	background: #4d4c4d url('../Images/content-bottom.png') no-repeat center top;
 }
 
-#content {
+#t3-install-box-body {
 	color: #787878;
 	background: #ebebeb url('../Images/content-background.jpg') repeat-x left bottom;
 	padding: 1em 1.8em 1em;
 }
 
 /* 1-2-3 General */
-#stepHeader {
+#t3-install-123-stepheader {
 	list-style: none;
 	margin: 1em 0 0;
 	padding: 0;
 }
 
-#stepHeader li {
+#t3-install-123-stepheader li {
 	float: left;
 	text-indent:-999em;
 	width: 35px;
@@ -62,140 +62,140 @@
 	background: url('../Images/numbers.png') no-repeat scroll 0 0 transparent;
 }
 
-#stepHeader li a {
+#t3-install-123-stepheader li a {
 	width: 100%;
 	height: 100%;
 	display: block;
 }
 
-#stepHeader li.step1 {
+#t3-install-123-stepheader li.step1 {
 	background-position: 0 0;
 }
 
-#stepHeader li.step1.act {
+#t3-install-123-stepheader li.step1.act {
 	background-position: 0 center;
 }
 
-#stepHeader li.step1.done {
+#t3-install-123-stepheader li.step1.done {
 	background-position: 0 bottom;
 }
 
-#stepHeader li.step2 {
+#t3-install-123-stepheader li.step2 {
 	background-position: -35px 0;
 }
 
-#stepHeader li.step2.act {
+#t3-install-123-stepheader li.step2.act {
 	background-position: -35px center;
 }
 
-#stepHeader li.step2.done {
+#t3-install-123-stepheader li.step2.done {
 	background-position: -35px bottom;
 }
 
-#stepHeader li.step3 {
+#t3-install-123-stepheader li.step3 {
 	background-position: -70px 0;
 }
 
-#stepHeader li.step3.act {
+#t3-install-123-stepheader li.step3.act {
 	background-position: -70px center;
 }
 
-#stepHeader li.step3.done {
+#t3-install-123-stepheader li.step3.done {
 	background-position: -70px bottom;
 }
 
-#stepHeader li.step4 {
+#t3-install-123-stepheader li.step4 {
 	background-position: -105px 0;
 }
 
-#stepHeader li.step4.act {
+#t3-install-123-stepheader li.step4.act {
 	background-position: -105px center;
 }
 
-#stepHeader li.step4.done {
+#t3-install-123-stepheader li.step4.done {
 	background-position: -105px bottom;
 }
 
-#stepHeader li.step5 {
+#t3-install-123-stepheader li.step5 {
 	background-position: -140px 0;
 }
 
-#stepHeader li.step5.act {
+#t3-install-123-stepheader li.step5.act {
 	background-position: -140px center;
 }
 
-#stepHeader li.step5.done {
+#t3-install-123-stepheader li.step5.done {
 	background-position: -140px bottom;
 }
 
-#stepHeader li.step6 {
+#t3-install-123-stepheader li.step6 {
 	background-position: -175px 0;
 }
 
-#stepHeader li.step6.act {
+#t3-install-123-stepheader li.step6.act {
 	background-position: -175px center;
 }
 
-#stepHeader li.step6.done {
+#t3-install-123-stepheader li.step6.done {
 	background-position: -175px bottom;
 }
 
-#stepHeader li.step7 {
+#t3-install-123-stepheader li.step7 {
 	background-position: -210px 0;
 }
 
-#stepHeader li.step7.act {
+#t3-install-123-stepheader li.step7.act {
 	background-position: -210px center;
 }
 
-#stepHeader li.step7.done {
+#t3-install-123-stepheader li.step7.done {
 	background-position: -210px bottom;
 }
 
-#stepHeader li.step8 {
+#t3-install-123-stepheader li.step8 {
 	background-position: -245px 0;
 }
 
-#stepHeader li.step8.act {
+#t3-install-123-stepheader li.step8.act {
 	background-position: -245px center;
 }
 
-#stepHeader li.step8.done {
+#t3-install-123-stepheader li.step8.done {
 	background-position: -245px bottom;
 }
 
-#skip123 {
+#t3-install-123-skip {
 	text-align: right;
 	font-size: 0.91em;
 }
 
-#skip123 a {
+#t3-install-123-skip a {
 	color: #888888;
 	text-decoration: none;
 }
 
-#skip123 a:hover {
+#t3-install-123-skip a:hover {
 	text-decoration: underline;
 }
 
 /* 1-2-3: Step 3 */
-#step3 label {
+#t3-install-123-step3 label {
 	float: none;
 	font-weight: bold;
 }
 
-#step3 p {
+#t3-install-123-step3 p {
 	margin: 0 0 0.5em;
 }
 
 /* 1-2-3: Step 4 */
-#stepOutputSummary dt {
+#t3-install-123-stepoutputsummary dt {
 	float: left;
 	clear: both;
 	width: 15em;
 	margin-right: 1em;
 }
 
-#stepOutputSummary dd {
+#t3-install-123-stepoutputsummary dd {
 	float: left;
 }
\ No newline at end of file
Index: typo3/sysext/install/Resources/Public/Stylesheets/install_login.css
===================================================================
--- typo3/sysext/install/Resources/Public/Stylesheets/install_login.css	(revision 7388)
+++ typo3/sysext/install/Resources/Public/Stylesheets/install_login.css	(working copy)
@@ -4,22 +4,22 @@
 	background-color: #f2f2f2;
 }
 
-#container {
+#t3-install-outer {
 	width: 43em;
 	margin: 1em auto;
 }
 
 h1,
-#contentTop,
-#contentBottom {
+#t3-install-box-border-top,
+#t3-install-box-border-bottom {
 	display: none;
 }
 
-.login h1 {
+.t3-install-login h1 {
 	float: none;
 }
 
-.login h2 {
+.t3-install-login h2 {
 	background: url('../Images/login-icon-key.gif') no-repeat scroll 1em center #585858;
 	color: #ffffff;
 	font-size: 120%;
@@ -31,7 +31,7 @@
 	margin: 1em 0 2em 0;
 }
 
-#content {
+#t3-install-box-body {
 	border: 1px #dcdcdc solid;
 	border-top: 0;
 	color: #606060;
Index: typo3/sysext/install/Resources/Public/Stylesheets/install_standalone.css
===================================================================
--- typo3/sysext/install/Resources/Public/Stylesheets/install_standalone.css	(revision 7388)
+++ typo3/sysext/install/Resources/Public/Stylesheets/install_standalone.css	(working copy)
@@ -4,17 +4,17 @@
 	background: #4f4f4f url('../Images/body-background.jpg') repeat-x fixed;
 }
 
-#container {
+#t3-install-outer {
 	margin: 0 auto;
 }
 
 h1,
-#menuTop,
-#menuBottom,
-#links,
-#contentTop,
-#contentBottom,
-#copyright {
+#t3-install-menu-border-top,
+#t3-install-menu-bottom,
+#t3-install-links,
+#t3-install-box-border-top,
+#t3-install-box-border-bottom,
+#t3-install-copyright {
 	display: block;
 }
 
@@ -34,36 +34,36 @@
 	color: #ffffff;
 }
 
-#contentTop {
+#t3-install-box-border-top {
 	height: 3px;
 	background: #3e3e3e url('../Images/content-top.png') no-repeat center bottom;
 }
 
-#content {
+#t3-install-box-body {
 	background-color: #eeeeee;
 }
 
-#contentBottom {
+#t3-install-box-border-bottom {
 	height: 3px;
 	background: #4d4c4d url('../Images/content-bottom.png') no-repeat center top;
 }
 
-#menu,
-#content {
+#t3-install-menu,
+#t3-install-box-body {
 	border: 0;
 }
 
-#menuTop {
+#t3-install-menu-border-top {
 	width: 17.6em;
 	height: 3px;
 	background: #3e3e3e url('../Images/content-top.png') no-repeat center bottom;
 }
 
-#menu {
+#t3-install-menu {
 	background: #ebebeb url('../Images/menuBackground.gif') repeat-x left bottom;
 }
 
-#menuBottom {
+#t3-install-menu-bottom {
 	width: 17.6em;
 	height: 3px;
 	background: #3e3e3e url('../Images/content-top.png') no-repeat center bottom;