// open IMAGEWINDOW
// SAMPLE LINK: <a href="image.jpg" onclick="openWindow(this.href,'Wallpaper 800x600',800,600);return false;"></a>

var newWindow;
var protocol=location.protocol;

function openWindow(newURL, newTitle, w, h) {
	var baseURL='http://www.jjfotografie.nl/toon_foto.html?';
	baseURL += escape(newURL);
	baseURL += "&" + escape(newTitle);

	var winLeft = (screen.width - w) / 2;
	var winTop = ((screen.height - 50)- h) / 2;

	if(newWindow && !newWindow.closed) {
		newWindow.close();
	} 
	
	newWindow = window.open(baseURL,'Window','width='+w+',height='+h+',top='+winTop+',left='+winLeft+',scrollbars=no'); 
}