youtube playlist jQuery, html5 and php Gdata Api v2

Example html5 with the searchbox enabled (and sliding effect)

+ Slide
- Slide

    Warning: DOMDocument::loadXML(): AttValue: " or ' expected in Entity, line: 2 in D:\inetpub\webs\ristorazionenet\video\class\class.youtubelist.php on line 345

    Warning: DOMDocument::loadXML(): attributes construct error in Entity, line: 2 in D:\inetpub\webs\ristorazionenet\video\class\class.youtubelist.php on line 345

    Warning: DOMDocument::loadXML(): Couldn't find end of Start Tag html line 2 in Entity, line: 2 in D:\inetpub\webs\ristorazionenet\video\class\class.youtubelist.php on line 345

    Warning: DOMDocument::loadXML(): Extra content at the end of the document in Entity, line: 2 in D:\inetpub\webs\ristorazionenet\video\class\class.youtubelist.php on line 345

    Fatal error: Uncaught exception 'Exception' with message 'Error loading' in D:\inetpub\webs\ristorazionenet\video\class\class.youtubelist.php:347 Stack trace: #0 D:\inetpub\webs\ristorazionenet\video\index.php(154): youtubelist->get_videos() #1 {main} thrown in D:\inetpub\webs\ristorazionenet\video\class\class.youtubelist.php on line 347