Index: classes/class.tx_templavoila_div.php
===================================================================
--- classes/class.tx_templavoila_div.php	(revision 32066)
+++ classes/class.tx_templavoila_div.php	(working copy)
@@ -35,9 +35,9 @@
 	 * @param $url
 	 */
 	public static function sanitizeLocalUrl($url = '') {
-		if (t3lib_div::compat_version('4.3')) {
+		if (version_compare(TYPO3_version, '4.3', '>')) {
 			return t3lib_div::sanitizeLocalUrl($url);
-		} elseif (t3lib_div::compat_version('4.2') && method_exists('t3lib_div', 'sanitizeLocalUrl')) {
+		} elseif (version_compare(TYPO3_version, '4.2', '>') && method_exists('t3lib_div', 'sanitizeLocalUrl')) {
 			return t3lib_div::sanitizeLocalUrl($url);
 		} else {
 			return self::internalSanitizeLocalUrl($url);
@@ -58,7 +58,7 @@
 	private static function internalSanitizeLocalUrl($url = '') {
 		$sanitizedUrl = '';
 		$decodedUrl = rawurldecode($url);
-		if (!t3lib_div::compat_version('4.1')) {
+		if (version_compare(TYPO3_version,'4.2','>')) {
 			if ($decodedUrl !== t3lib_div::removeXSS($decodedUrl)) {
 				$decodedUrl = '';
 			}
Index: mod1/class.tx_templavoila_mod1_wizards.php
===================================================================
--- mod1/class.tx_templavoila_mod1_wizards.php	(revision 32066)
+++ mod1/class.tx_templavoila_mod1_wizards.php	(working copy)
@@ -205,7 +205,7 @@
 		$this->doc->postCode.= $CMparts[2] . $tceforms->printNeededJSFunctions();
 
 			// fix due to #13762
-		if (t3lib_div::compat_version('4.3')) {
+		if (version_compare(TYPO3_version, '4.3', '>')) {
 			$this->doc->inDocStyles .= '.c-inputButton{ cursor:pointer; }';
 		}
 
Index: mod1/db_new_content_el.php
===================================================================
--- mod1/db_new_content_el.php	(revision 32066)
+++ mod1/db_new_content_el.php	(working copy)
@@ -129,9 +129,9 @@
 		$this->doc->backPath = $BACK_PATH;
 		$this->doc->JScode='';
 
-		if (t3lib_div::compat_version('4.3')) {
+		if (version_compare(TYPO3_version, '4.3', '>')) {
 			$pageRenderer = $this->doc->getPageRenderer()->loadPrototype();
-		} elseif (t3lib_div::compat_version('4.2')) {
+		} elseif (version_compare(TYPO3_version, '4.2', '>')) {
 			$this->doc->loadJavascriptLib('contrib/prototype/prototype.js');
 		} else {
 			$this->doc->JScodeArray['prototypeJS'] = '<script type="text/javascript" src="' . $this->doc->backPath . 'contrib/prototype/prototype.js"></script>';
Index: mod1/index.php
===================================================================
--- mod1/index.php	(revision 32066)
+++ mod1/index.php	(working copy)
@@ -355,7 +355,7 @@
 			}
 				// Check if we have to update the pagetree:
 			if (t3lib_div::_GP('updatePageTree')) {
-				if (t3lib_div::compat_version('4.2')) {
+				if (version_compare(TYPO3_version, '4.2', '>')) {
 					t3lib_BEfunc::setUpdateSignal('updatePageTree');
 				} else {
 					t3lib_BEfunc::getSetUpdateSignal('updatePageTree');
@@ -456,7 +456,7 @@
 				// Preparing context menues
 				// this also adds prototype to the list of required libraries
 			$CMparts = $this->doc->getContextMenuCode();
-			if(!t3lib_div::compat_version ('4.2')) {
+			if(!version_compare(TYPO3_version, '4.2', '>')) {
 				if(!isset($this->doc->JScodeLibArray)) {
 					$this->doc->JScodeLibArray = array();
 				}
@@ -541,7 +541,7 @@
 					$title = t3lib_BEfunc::getRecordTitle('pages', $contentPage);
 					$linkToPid = 'index.php?id=' . intval($this->rootElementRecord['content_from_pid']);
 					$link = '<a href="' . $linkToPid . '">' . htmlspecialchars($title) . ' (PID ' . intval($this->rootElementRecord['content_from_pid']) . ')</a>';
-					if (t3lib_div::compat_version('4.3')) {
+					if (version_compare(TYPO3_version, '4.3', '>')) {
 						$flashMessage = t3lib_div::makeInstance(
 							't3lib_FlashMessage',
 							'',
@@ -585,9 +585,9 @@
 				// Create sortables
 				if (is_array($this->sortableContainers)) {
 					$script = '';
-					if (t3lib_div::compat_version ('4.3')) {
+					if (version_compare(TYPO3_version, '4.3', '>')) {
 						$items_json = json_encode ($this->sortableItems);
-					} else if (t3lib_div::compat_version ('4.2')) {
+					} else if (version_compare(TYPO3_version, '4.2', '>')) {
 						$items_json = t3lib_div::array2json ($this->sortableItems);
 					} else  {
 						include_once(PATH_typo3 . 'contrib/json.php');
@@ -609,7 +609,7 @@
 					$this->content .= t3lib_div::wrapJS($script);
 				}
 			}
-			if(!t3lib_div::compat_version ('4.2')) {
+			if(!version_compare(TYPO3_version, '4.2', '>')) {
 				$this->doc->JScode = implode("\n", $this->doc->JScodeLibArray) . $this->doc->JScode;
 			}
 		} else {	// No access or no current page uid:
Index: mod2/index.php
===================================================================
--- mod2/index.php	(revision 32066)
+++ mod2/index.php	(working copy)
@@ -2066,7 +2066,7 @@
 					$this->wizardData['templateObjectId'] = t3lib_BEfunc::wsMapId('tx_templavoila_tmplobj',$import->import_mapId['tx_templavoila_tmplobj'][1]);
 					$this->wizardData['typoScriptTemplateID'] = t3lib_BEfunc::wsMapId('sys_template',$import->import_mapId['sys_template'][1]);
 
-					if (t3lib_div::compat_version('4.2')) {
+					if (version_compare(TYPO3_version, '4.3', '>')) {
 						t3lib_BEfunc::setUpdateSignal('updatePageTree');
 					} else {
 						t3lib_BEfunc::getSetUpdateSignal('updatePageTree');