//设置首页浮动cookies
function cookiesave(n, v, mins, dn, path)
{
    if(n)
    {
		
	    if(!mins) mins = 365 * 24 * 60;
		if(!path) path = "/";
	    var date = new Date();
		
	    date.setTime(date.getTime() + (mins * 60 * 1000));
		
	    var expires = "; expires=" + date.toGMTString();
		
	    if(dn) dn = "domain=" + dn + "; ";
	    document.cookie = n + "=" + v + expires + "; " + dn + "path=" + path;
    }
}
function cookieget(n)
{
    var name = n + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i<ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(name) == 0) return c.substring(name.length,c.length);
	}
	return "";
}
function closeclick(){
	//document.getElementById('ad').style.display='none';
	cookiesave('closeclick','closeclick','','','');
}
function clickclose(){
	if(cookieget('closeclick')=='closeclick'){
		document.getElementById('ad').style.display='none';
	}else{
		document.getElementById('ad').style.display='block';
	}
}
//---------结束---------------------