Index: typo3/sysext/setup/mod/index.php
===================================================================
--- typo3/sysext/setup/mod/index.php	(Revision 9332)
+++ typo3/sysext/setup/mod/index.php	(Arbeitskopie)
@@ -924,10 +924,17 @@
 	 * @return	string		HTML output.
 	 */
 	protected function getCSH($str, $label) {
-		if (!t3lib_div::inList('language,simuser', $str)) {
-			$str = 'option_' . $str;
+		$context = '_MOD_user_setup';
+		$field = $str;
+		$strParts = explode(':', $str);
+		if (count($strParts) > 1) {
+				// Setting comes from another extension
+			$context = $strParts[0];
+			$field = $strParts[1];
+		} else if (!t3lib_div::inList('language,simuser', $str)) {
+			$field = 'option_' . $str;
 		}
-		return t3lib_BEfunc::wrapInHelp('_MOD_user_setup', $str, $label);
+		return t3lib_BEfunc::wrapInHelp($context, $field, $label);
 	}
 
 	/**