function popup(url,w,h){
	winl = 0;
	wint = 0;
	winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars'
	win = window.open(url, "photos", winprops)
	if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); }
	}
	function filter(imagename,objectsrc){
		if (document.images)
		document.images[imagename].src=eval(objectsrc+".src")
	}