var xMap = 0;
var yMap = 0;
var cmdMap = "";
function map_open(url,x,y,cmd) {
	xMap = x;
	yMap = y;
	cmdMap = cmd;
	self.open(url,"plan","directories=no,location=no,menubar=no,resizable=no,scrollbars=no,toolbar=no,status=no");
}