diff -ruN typo3_src-4.4.7.orig/typo3/jsfunc.tbe_editor.js typo3_src-4.4.7/typo3/jsfunc.tbe_editor.js
--- typo3_src-4.4.7.orig/typo3/jsfunc.tbe_editor.js	2011-03-17 12:59:41.000000000 +0100
+++ typo3_src-4.4.7/typo3/jsfunc.tbe_editor.js	2011-03-21 09:43:42.000000000 +0100
@@ -534,11 +534,7 @@
 	rawurlencode: function(str,maxlen) {
 		var output = str;
 		if (maxlen)	output = output.substr(0,200);
-		output = escape(output);
-		output = TBE_EDITOR.str_replace("*","%2A", output);
-		output = TBE_EDITOR.str_replace("+","%2B", output);
-		output = TBE_EDITOR.str_replace("/","%2F", output);
-		output = TBE_EDITOR.str_replace("@","%40", output);
+		output = Ext.urlEncode({'' : output});
 		return output;
 	},
 	str_replace: function(match,replace,string) {