ajax.js里面有内容显示效果，根据ID

答案：ajax.js里面有内容显示效果，根据ID
复制代码 代码如下:

    var http_request = false; 
    var success=false; 
    var ShowAllListFlag=1; 
    var DisplayArticle=true; 
    function makeRequest(url,cateID) { 

        http_request = false; 

        if (window.XMLHttpRequest) { // Mozilla, Safari,... 
            http_request = new XMLHttpRequest(); 
            if (http_request.overrideMimeType) { 
                http_request.overrideMimeType('text/xml'); 
            } 
        } else if (window.ActiveXObject) { // IE 
            try { 
                http_request = new ActiveXObject("Msxml2.XMLHTTP"); 
            } catch (e) { 
                try { 
                    http_request = new ActiveXObject("Microsoft.XMLHTTP"); 
                } catch (e) {} 
            } 
        } 

        if (!http_request) { 
            alert('Giving up :( Cannot create an XMLHTTP instance'); 
            return false; 
        } 
        http_request.onreadystatechange = alertContents; 
        http_request.open('GET', url, false); 
        http_request.send(null); 
        if (success==true) 
        { 
            try { 
                   cateID.innerHTML=http_request.responseText; 
                } catch (e) {} 

            success==false; 
        } 

    } 

    function alertContents() { 

        if (http_request.readyState == 4) { 
            if (http_request.status == 200) { 
                success=true; 
            } else { 
                alert('There was a problem with the request.'); 
            } 
        } 

    } 

    function setCatlog(ID,Order,LeftNumber) { 

        var cateID=document.getElementById('Cate'+ID); 
        setdisplay(cateID); 
        if (cateID.style.display=="") 
        { 
        var url2="INCLUDE/GetSiteListFunction.asp?ID="+ID+"&Order="+Order+"&LeftNumber="+LeftNumber+"&r="+Math.random(); 
        makeRequest(url2,cateID); 
        } 
        else 
        { 
        var url2="INCLUDE/GetSiteListFunction.asp?ID="+ID+"&RemoveID=1&r="+Math.random(); 
        makeRequest(url2,cateID); 
        } 
    } 

    function setArticleList(EncodeURL,ArticleID) { 

        if (DisplayArticle==true) 
        { 
            try {  var objArticleIDtop = document.getElementById('top'+ArticleID); 
               var objArticleIDbottom = document.getElementById('bottom'+ArticleID); 
               if (objArticleIDtop) 
                  { 
                    if  (objArticleIDtop.style.display=="none") 
                    { 

                    objArticleIDtop.style.display=""; 
                    } 
                    else 
                    { 

                    objArticleIDtop.style.display="none"; 
                    } 
                  }  
                  if (objArticleIDbottom) 
                  { 
                    if  (objArticleIDbottom.style.display=="none") 
                    { 
                    var url2="INCLUDE/GetArticleFunction.asp?LinkStr="+EncodeURL+"&r="+Math.random(); 
                    makeRequest(url2,objArticleIDbottom); 
                    objArticleIDbottom.style.display=""; 
                    } 
                    else 
                    { 

                    objArticleIDbottom.style.display="none"; 
                    } 
                  }  

             } catch (e) {alert(e.description);} 
        } 
        else 
        { 
        } 

    } 


    function DisplayContent(ArticleID) { 

        if (DisplayArticle==true) 
        { 
            try {  var objArticleIDtop = document.getElementById('top'+ArticleID); 
               var objArticleIDbottom = document.getElementById('bottom'+ArticleID); 
               if (objArticleIDtop) 
                  { 
                    if  (objArticleIDtop.style.display=="none") 
                    { 

                    objArticleIDtop.style.display=""; 
                    } 
                    else 
                    { 

                    objArticleIDtop.style.display="none"; 
                    } 
                  }  
                  if (objArticleIDbottom) 
                  { 
                    if  (objArticleIDbottom.style.display=="none") 
                    { 

                    objArticleIDbottom.style.display=""; 
                    } 
                    else 
                    { 

                    objArticleIDbottom.style.display="none"; 
                    } 
                  }  

             } catch (e) {alert(e.description);} 
        } 
        else 
        { 
        } 

    } 

    function setdisplay(cateID) { 
        if  (cateID.style.display=="none") 
        { 
        cateID.style.display=""; 
        cateID.innerHTML="Loading..." 
        } 
        else 
        { 
        cateID.style.display="none";   
        } 
    } 

    function setdisplay2(cateID) { 

        if (ShowAllListFlag==1) 
        { 
          cateID.style.display=""; 
          cateID.innerHTML="Loading..." 
        } 
        else 
        { 
          cateID.style.display="none"; 
        } 
    } 

    function ShowAllList(Order,LeftNumber,TagName)    { 
        var obj = document.getElementsByTagName(TagName) 

        for (a=0;a<obj.length;a++) 
        { 
            if (obj[a].className=="SiteList") 
            { 
                obj2=obj[a].id; 
                var ID=obj2.replace("Cate",""); 
                var cateID=document.getElementById(obj2); 
                setdisplay2(cateID); 
                if (cateID.style.display=="") 
                { 
                var url2="INCLUDE/GetSiteListFunction.asp?ID="+ID+"&Order="+Order+"&LeftNumber="+LeftNumber+"&r="+Math.random(); 
                makeRequest(url2,cateID); 
                } 
                else 
                { 
                var url2="INCLUDE/GetSiteListFunction.asp?ID="+ID+"&RemoveID=1&r="+Math.random(); 
                makeRequest(url2,cateID); 
                } 

            } 

        } 

        if (ShowAllListFlag==1) 
        { 
            ShowAllListFlag=2; 
        } 
        else 
        { 
            ShowAllListFlag=1; 
        } 

    } 

    function ExpandListBySession(Str,Order,LeftNumber) { 
        try { 
                var ExpandList=Str.split("|"); 

                for (b=0;b<ExpandList.length-1;b++) 
                { 
                    setCatlog(ExpandList[b],Order,LeftNumber)         
                } 
             } catch (e) {} 

    }

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