function open_window(GOTOURL, NAME, widthScreen, heightScreen)
{
	var windowString;
	windowString = "toolbars=0,location=0,directories=0,resizable=0,scrollbars=no,menubar=0,status=0,width="+widthScreen+",height="+heightScreen
	win=window.open(GOTOURL, NAME, windowString);
	win.focus();
}