var NowDate=new Date("2012/2/5");
var StartDate=new Date("2010/10/15");
var EndDate=new Date("2011/10/15");
var Adcontent="201193016294490451.jpg";
var InsteadAD="<a href=\"http://weibo.com/mxfycom\" target=\"_blank\"><img src=\"http://user.mxfy.com/upload/20114212342036409.jpg\"></a>";
var IsShow=true;
if ((IsShow)&&(NowDate>=StartDate)&&(NowDate<EndDate)){
	document.write('<a href=\"http://user.mxfy.com/mxfyadclick.asp?ID=19\" target=\"_blank\"><img src=\"http://user.mxfy.com/upload/201193016294490451.jpg\" width=\"300\" height=\"250\" border=\"0\"></a>');
}else{
	document.write(InsteadAD);
}