<!--
var win='';
function func_popupcenter(URLtoOpen, windowName, popupwidth, popupheight, windowFeatures) {
	if (!win.closed && win.location)
	{
		//windows already open, switch focus
		win.focus();
	} else {
		var winl = (screen.width-popupwidth)/2;
		var wint = (screen.height-popupheight)/2;
		win=window.open(URLtoOpen,windowName,'width=' + popupwidth + ',height='+ popupheight +',top=' + wint + ',left=' + winl + ',' + windowFeatures);
		if(parseInt(navigator.appVersion) >= 4){win.window.focus();}
	}
}
//-->