// creates a pop up window

function popUp(URL,
			   WIDTH,
			   HEIGHT) {
			   
	var day = new Date();
	var id = day.getTime();
	
	eval("page" + id + " = window.open(URL, '" + id + "', " +
		 "'toolbar=0,scrollbars=1,location=0,statusbar=1," +
		 "menubar=0,resizable=1,width=" + WIDTH + ",height=" +
		 HEIGHT + ",left = 0,top = 0');");
}