d = document;

function gebi(id){
	return document.getElementById(id)
}

function preloadImages() {
	var d = document;
	if(!d._prImg) d._prImg = new Array();
	var i, j = d._prImg.length, a = preloadImages.arguments;
	for (i=0; i<a.length; i++) {
		d._prImg[j] = new Image;
		d._prImg[j++].src = a[i];
	}
}

function showMsg(url, title, w, h) {
	w=w||480
	h=h||300
	var win = top.window;
	if (win.showModelessDialog) {
		var sFeatures = 'dialogWidth:' + w + 'px; dialogHeight:' + h + 'px; center:yes; help:no; status:no; unadorned:yes; scroll:no;';
		return win.showModelessDialog("msg.html", {win: win, src: url, title: title}, sFeatures);
	} else {
		return win.open(url, "", 'width=' + w + ',height=' + h + ',location=no,menubar=no,resizable=no,scrollbars=no,status=no,toolbar=no');
	}
}