var popup = new Array();
function WindowOpen(file,name,x,y,features) {
	var pos_x = parseInt((screen.availWidth - x) / 2)-4;
	var pos_y = parseInt((screen.availHeight - y) / 2)-18;
	features = features.length ? features+"," : features;
	if (popup[name] = window.open(file, name, features+"width="+x+",height="+y+",left="+pos_x+",top="+pos_y)) {
		popup[name].moveTo(pos_x, pos_y);
		popup[name].focus();
	} else {
		alert('Bitte deaktivieren Sie Ihren\n++++++++++++++++\n+++ PopUp-Blocker +++,\n++++++++++++++++\num diese Seite zu betrachten!');
	}
}

function OpenPopup(file, width, height) {
	WindowOpen(file,"kdw_quiz", width, height, "toolbar=no,menubar=no,status=no,locationbar=no,scrollbars=no,resizable=no");
}