function photo(img,hgt,wdt){
var newImg = new Image();
newImg.src = img;
var height = newImg.height;
var width = newImg.width;
var rand_no = Math.random();
rand_no = rand_no * 10000;
rand_no = Math.ceil(rand_no);
number=rand_no+1;
var doc = 'Photo. Click to close window.' + '' + '' + '
';
popup = window.open('', number, 'HEIGHT='+ height + ',WIDTH=' + width + ',resizable=no,scrollbars=no');
popup.document.write(doc);
popup.document.close();
}