var nowDate = new Date();
var beginDate = new Date("Jan 21, 2012 00:00:01");
var endDate = new Date("Ja 29, 2012 00:00:01");
var beginDate2 = new Date("Feb 12, 2010 00:00:00");
var endDate2 = new Date("Feb 22, 2010 00:00:00");
/*  
var PosX = (screen.width-win_width)/2; 
  var PosY = (screen.Height-win_height)/2; 

alert(PosX );

alert('beginDate='+beginDate);
alert('endDate='+endDate);
*/
if(nowDate >= beginDate && nowDate < endDate){
	window.open('outofservicenotect.html',  '','status=no,menubar=no,location=no,directories=no,toolbar=no,scrollbars= yes,resizable=no,width=900px,height=600px,resize=1,scrolling=1,center=1');
	}
	if(nowDate >= beginDate2 && nowDate < endDate2){
	window.open('http://portal.airiti.com/ann/0213/announce_tw.html',  '','status=no,menubar=no,location=no,directories=no,toolbar=no,scrollbars= yes,resizable=no,width=530px,height=500px,resize=1,scrolling=1,center=1');
//dhtmlwindow.open("OutofServiceNoteCT", "iframe", "OutofServiceNoteCT.html", "°±¾÷¤½§i", "width=400px,height=450px,resize=1,scrolling=1,center=1", "recal");
}