iftrue=function(){
	var nd = new Date();
	getdate=function(t){return new Date(Date.parse(t)).getTime();}
	//春节
	if(getdate("2012/01/20 00:00:00")<nd.getTime() && nd.getTime()<getdate("2012/02/05 23:59:59")){
		document.writeln('<link href="http://ue.766.com/styles/css/festival.css" type="text/css" rel="stylesheet" />');
	}
	//元宵节
	if(getdate("2012/02/06 00:00:00")<nd.getTime() && nd.getTime()<getdate("2012/02/06 23:59:59")){
		document.writeln('<link href="http://ue.766.com/styles/css/lantern.css" type="text/css" rel="stylesheet" />');
	}
	//情人节
	if(getdate("2012/02/14 00:00:00")<nd.getTime() && nd.getTime()<getdate("2012/02/14 23:59:59")){
		document.writeln('<link href="http://ue.766.com/styles/css/valentine.css" type="text/css" rel="stylesheet" />');
	}
	//妇女节
	if(getdate("2012/03/08 00:00:00")<nd.getTime() && nd.getTime()<getdate("2012/03/08 23:59:59")){
		document.writeln('<link href="http://ue.766.com/styles/css/womenday.css" type="text/css" rel="stylesheet" />');
	}
	//植树节
	if(getdate("2012/03/12 00:00:00")<nd.getTime() && nd.getTime()<getdate("2012/03/12 23:59:59")){
		document.writeln('<link href="http://ue.766.com/styles/css/arborday.css" type="text/css" rel="stylesheet" />');
	}
	//白色情人节
	if(getdate("2012/03/14 00:00:00")<nd.getTime() && nd.getTime()<getdate("2012/03/14 23:59:59")){
		document.writeln('<link href="http://ue.766.com/styles/css/whitevalentine.css" type="text/css" rel="stylesheet" />');
	}
	//清明节
	if(getdate("2012/04/04 00:00:00")<nd.getTime() && nd.getTime()<getdate("2012/04/04 23:59:59")){
		document.writeln('<link href="http://ue.766.com/styles/css/tombsweeping.css" type="text/css" rel="stylesheet" />');
	}
	//劳动节
	if(getdate("2012/05/01 00:00:00")<nd.getTime() && nd.getTime()<getdate("2012/05/03 23:59:59")){
		document.writeln('<link href="http://ue.766.com/styles/css/laborday.css" type="text/css" rel="stylesheet" />');
	}
	//儿童节
	if(getdate("2012/06/01 00:00:00")<nd.getTime() && nd.getTime()<getdate("2012/06/01 23:59:59")){
		document.writeln('<link href="http://ue.766.com/styles/css/childermas.css" type="text/css" rel="stylesheet" />');
	}
	//父亲节
	if(getdate("2012/06/17 00:00:00")<nd.getTime() && nd.getTime()<getdate("2012/06/17 23:59:59")){
		document.writeln('<link href="http://ue.766.com/styles/css/fathersday.css" type="text/css" rel="stylesheet" />');
	}
	//端午节
	if(getdate("2012/06/23 00:00:00")<nd.getTime() && nd.getTime()<getdate("2012/06/23 23:59:59")){
		document.writeln('<link href="http://ue.766.com/styles/css/doanngo.css" type="text/css" rel="stylesheet" />');
	}
	//国庆节
	if(getdate("2012/10/01 00:00:00")<nd.getTime() && nd.getTime()<getdate("2012/10/07 23:59:59")){
		document.writeln('<link href="http://ue.766.com/styles/css/nationalday.css" type="text/css" rel="stylesheet" />');
	}
	//万圣节
	if(getdate("2012/11/01 00:00:00")<nd.getTime() && nd.getTime()<getdate("2012/11/01 23:59:59")){
		document.writeln('<link href="http://ue.766.com/styles/css/halloween.css" type="text/css" rel="stylesheet" />');
	}
	//圣诞节
	if(getdate("2012/12/20 00:00:00")<nd.getTime() && nd.getTime()<getdate("2012/12/25 23:59:59")){
		document.writeln('<link href="http://ue.766.com/styles/css/christmas.css" type="text/css" rel="stylesheet" />');
	}
	//元旦
	if(getdate("2012/01/01 00:00:00")<nd.getTime() && nd.getTime()<getdate("2012/01/03 23:59:59")){
		document.writeln('<link href="http://ue.766.com/styles/css/newyear.css" type="text/css" rel="stylesheet" />');
	}
}
iftrue();
