function openPopup(i, w, h) {
	window.open(i, 'popwin', 'width='+ w +',height='+ h);
	return false;
}        

function Pop(url) {
	window.open(url,'Pop','width=800,height=400,toolbar=no,location=no,status=no,scrollbars=yes,resizable=no')
	return false;
}

var myimages=new Array() 
function preloadimages(){ 
    for (i=0;i<preloadimages.arguments.length;i++){ 
        myimages[i]=new Image() 
        myimages[i].src=preloadimages.arguments[i] 
    } 
} 
preloadimages("./images/nada.gif");