var collectionWin
	
	function openCollection(bildnr,breit,hoch,name)
	{
		collectionWin = window.open(bildnr,name,"width="+breit+",height="+hoch+",locationbar=no,toolbar=no,menubar=no,resizable=no,status=no,scrollbars=no,left=70,top=70");
	      collectionWin	.focus();
	}