function showphoto(title,img,h1,w1) {
		var w = (w1+50);
		var h = Math.min( (h1+30), (screen.Height-150) );
		var l=screen.width/2-w/2;
		var t=screen.height/2-h/2;
		var url = "showphoto.php?img=" + img + "&title=" + title;
		var features = 'top=' + t + ',left=' + l + ',height=' + h + ',width=' +  w + ',title=1,toolbar=0,menubar=0,scrollbars=1,resizable=1,location=0,directories=0,status=0';
		//alert(url);
		var newin=window.open(url,'newind',features);
} // end of openwin