fix for bug [ 954770 ] UTF-8 Support (in developer tools)

- regular htmlspecialchars translated &#([0-9a-f]{4}); to &#\\1;
- which is not correct, at least for our purpose
==> we replace '&#' after htmlspecialchars again with '&#'
==> now eg. persian language works correct in the TranslationTools

phpgwapi/inc/class.html.inc.php

@@ -127,7 +127,12 @@ class html
 	function htmlspecialchars($str)
 	{
 		// add @ by lkneschke to supress warning about unknown charset
-		return @htmlspecialchars($str,ENT_COMPAT,$this->charset);
+		$str = @htmlspecialchars($str,ENT_COMPAT,$this->charset);
+		
+		// we need '&#' unchanged, so we translate it back
+		$str = str_replace('&#','&#',$str);
+
+		return $str;
 	}
 
 	/*!