function writeWindow(city,theImg,desiredX,desiredY){
var width = 640;
var height = 480;
if(desiredX)width = desiredX;
if(desiredY)height = desiredY;
var n=new Date();
var x=window.open('', 'Travel', "width="+width+",height="+height);
x.document.write('Travel Photo
');
x.focus();
}