<!--
//去掉字符串两边的空格
function trimstr(text) {
    return (text || "").replace(/^\s+|\s+$/g, "");
}
//Ajax异步请求
var xmlHttp;
function createXMLHttpRequest() {
    if (window.ActiveXObject) {
        xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
    } 
    else if (window.XMLHttpRequest) {
        xmlHttp = new XMLHttpRequest();
    }
}
//更新点击次数
function page_adsclick(str) {
	if (trimstr(str).length > 1)
	{
		createXMLHttpRequest();
		var url= "/aspx/adsclick.aspx?id=" + str + "&ts=" + new Date().getTime();
		xmlHttp.open("GET", url);
		xmlHttp.send(null);
	}
}
//显示文字
function showadtext(userid, adid){
    if(userid > 0){
        document.getElementById("adimg"+adid).style.display="none";
        document.getElementById("adtext"+adid).style.display="";
    }
}
//显示图片
function showadimg(g,obj,adid){
if(window.navigator.userAgent.indexOf("Firefox")>=1){
    var l=g.clientX+document.documentElement.scrollLeft;
    var j=g.clientY+document.documentElement.scrollTop;
    var b=obj.offsetLeft;
    var k=obj.offsetTop;
    var m=obj.offsetWidth;
    var c=obj.offsetHeight;
    if(j<k||j>(c+k)||l>b+m||l<b){
        document.getElementById("adimg"+adid).style.display="";
        document.getElementById("adtext"+adid).style.display="none";
    }
}
if(obj.contains(event.toElement)==false){
    document.getElementById("adimg"+adid).style.display="";
    document.getElementById("adtext"+adid).style.display="none";
}
}
//-->