var imagelist;
var anchoringlist;
if (document.images) { 
        // list of images to be preloaded
        imagelist = new Array("images/2.gif", "images/3.gif", "images/4.gif", "images/5.gif", "images/6.gif", "images/7.gif", "images/8.gif", "images/9.gif", "images/10.gif");
        anchoringlist = new Array();
        for (var i=0; i< imagelist.length; ++i ) {
		anchoringlist[i] = new Image();
		anchoringlist[i].src=imagelist[i];
        }
}


function virtualtour(urlstring){
window.open(urlstring,"virtualtour","toolbar=0,resizable=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,width=760,height=420")
}