rem: var commandString = "OpenAttachURL('" + url + "', '" + displayName + "', '" + uri + "')"; 
add:   var commandString = "OpenAttachURL('" + url + "', '" + escape(displayName) + "', '" + uri + "')"; 
context:     handleAttachment: function(url, displayName, uri)     {      var commandString = "OpenAttachURL('" + url + "', '" + displayName + "', '" + uri + "')";      AddAttachmentToMenu(displayName, commandString);    }
meta: 5872	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5872/393090d0a81c1ca7eb347d9afecd3ff3b7ec94bd/msgHdrViewOverlay.js/buggy/mailnews/base/resources/content/msgHdrViewOverlay.js