var myDate=new Date();
var nowDate=myDate.getFullYear()+"-"+(myDate.getMonth()+1)+"-"+myDate.getDate();
if(compareDate(nowDate,"2009-5-1") && compareDate("2011-12-30",nowDate))
{
document.write('<a href="http://www.skyces.com" target="_blank"><img src="/Upload/AdUpload/20090503115733387.gif"  border="0" width="292" height="169"></a>');
}
else
{
document.write('广告已过期');
}
function compareDate(DateOne,DateTwo)
{ 
var OneMonth = DateOne.substring(5,DateOne.lastIndexOf ("-"))
var OneDay = DateOne.substring(DateOne.length,DateOne.lastIndexOf ("-")+1)
var OneYear = DateOne.substring(0,DateOne.indexOf ("-"))
var TwoMonth = DateTwo.substring(5,DateTwo.lastIndexOf ("-"))
var TwoDay = DateTwo.substring(DateTwo.length,DateTwo.lastIndexOf ("-")+1)
var TwoYear = DateTwo.substring(0,DateTwo.indexOf ("-"))
if (Date.parse(OneMonth+" / "+OneDay+" / "+OneYear) >Date.parse(TwoMonth+"/"+TwoDay+"/"+TwoYear))
{
return true;
}
else
{
return false;
}
}