rem: var folder = url.substring(url.indexOf('cFolder=')+8); 
add: var folder = url.substring(url.indexOf('folder=')+7); 
context: 	setViewType: function(type)	{		var url    = window.frames['folderframe'].location.search.substring(1);		var folder = url.substring(url.indexOf('cFolder=')+8);		document.getElementById(type).className = 'active';		document.getElementById(cStyle).className = '';		cStyle = type;		window.frames['folderframe'].location.href='index.php?option=com_media&task=list&tmpl=component&cFolder='+folder+'&listStyle='+type;	},
meta: 3891	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/3891/d555ee5ba8f74bdb6f1409b421999fe80a1b353e/mediamanager.js/clean/administrator/components/com_media/assets/mediamanager.js