Index: branches/RC/core/kernel/utility/debugger.php
===================================================================
diff -u -r9688 -r10098
--- branches/RC/core/kernel/utility/debugger.php	(.../debugger.php)	(revision 9688)
+++ branches/RC/core/kernel/utility/debugger.php	(.../debugger.php)	(revision 10098)
@@ -446,8 +446,8 @@
 
 						default:
 							// number or string
-							if (strlen($array) > 200) {
-								$array = substr($array, 0, 50).' ...';
+							if (mb_strlen($array) > 200) {
+								$array = mb_substr($array, 0, 50).' ...';
 							}
 							return $array."\n";
 							break;
@@ -477,8 +477,8 @@
 						case 'integer':
 						case 'double':
 						case 'string':
-							if (strlen($array[$key]) > 200) {
-								$array[$key] = substr($array[$key], 0, 50).' ...';
+							if (mb_strlen($array[$key]) > 200) {
+								$array[$key] = mb_substr($array[$key], 0, 50).' ...';
 							}
 							$output .= $tabsign.'['.$key.'] = '.$array[$key]."\n";
 							break;
@@ -590,7 +590,7 @@
 			function isGecko()
 			{
 				// we need isset because we may run scripts from shell with no user_agent at all
-				return isset($_SERVER['HTTP_USER_AGENT']) && strpos(strtolower($_SERVER['HTTP_USER_AGENT']), 'firefox') !== false;
+				return isset($_SERVER['HTTP_USER_AGENT']) && mb_strpos(mb_strtolower($_SERVER['HTTP_USER_AGENT']), 'firefox') !== false;
 			}
 
 			/**
@@ -718,7 +718,7 @@
 
 				$this->appendHTML('ScriptName: <b>'.$this->getFileLink($script, 1, basename($script)).'</b> (<b>'.dirname($script).'</b>)');
 				if (isset($_REQUEST['ajax']) && $_REQUEST['ajax'] == 'yes') {
-					$this->appendHTML('RequestURI: '.$_SERVER['REQUEST_URI'].' (QS Length:'.strlen($_SERVER['QUERY_STRING']).')');
+					$this->appendHTML('RequestURI: '.$_SERVER['REQUEST_URI'].' (QS Length:'.mb_strlen($_SERVER['QUERY_STRING']).')');
 				}
 				$this->appendHTML('<a href="http://www.brainjar.com/dhtml/domviewer/" target="_blank">DomViewer</a>: <input id="dbg_domviewer" type="text" value="window" style="border: 1px solid #000000;"/>&nbsp;<button class="button" onclick="return $Debugger.OpenDOMViewer();">Show</button>');
 
@@ -1196,13 +1196,13 @@
 					unset($this->longErrors[$long_id]);
 				}
 
-				if (strpos($errfile,'eval()\'d code') !== false) {
+				if (mb_strpos($errfile,'eval()\'d code') !== false) {
 					$errstr = '[<b>EVAL</b>, line <b>'.$errline.'</b>]: '.$errstr;
 					$tmpStr = $errfile;
-					$pos = strpos($tmpStr,'(');
-					$errfile = substr($tmpStr, 0, $pos);
+					$pos = mb_strpos($tmpStr,'(');
+					$errfile = mb_substr($tmpStr, 0, $pos);
 					$pos++;
-					$errline = substr($tmpStr,$pos,strpos($tmpStr,')',$pos)-$pos);
+					$errline = mb_substr($tmpStr,$pos,mb_strpos($tmpStr,')',$pos)-$pos);
 				}
 
 				$this->Data[] = Array('no' => $errno, 'str' => $errstr, 'file' => $errfile, 'line' => $errline, 'context' => $errcontext, 'debug_type' => 'error');