function WinOpen(url, param, name, width, height){
	var str = "height=" + height + ",innerHeight=" + height;
	str += ",width=" + width + ",innerWidth=" + width;
	str +=",scrollbars=yes, status=0";
	if (window.screen) {
		var ah = screen.availHeight - 30;
		var aw = screen.availWidth - 10;
		
		var xc = (aw - width) / 2;
		var yc = (ah - height) / 2;
		
		str += ",left=" + xc + ",screenX=" + xc;
		str += ",top=" + yc + ",screenY=" + yc;
	}
	
	window.open(url+param, name, str, scrollbars='no');
}