function popup(imageName,link)
{
	var features = 'location=0,statusbar=0,menubar=0,width=530,height=530';
	var target = '_blank';
	var url = "images/" + imageName;
	link.setAttribute("href","#");	//Ignore the link so the browser stays on the page
	
	var newWindow = window.open(url,target,features);
	newWindow.focus();
	return newWindow;
}