csdn左边的导航栏是怎样做成的？急，100分求教！！

Question

很容易滴，parent.cols="25%,*";在JAVASCRIPT里指定这个cols就可以了。

Answer 1

那个用的是TreeView控件做的吧！

Answer 2

function expand(id){
         window.status = eval("s"+id).innerText;
         getLight(id);
         if(eval("s"+id).href != '' && event.srcElement.className == 'node')
             document.frames['nodehref'].location.href = eval("s"+id).href
            switch(eval("dir"+id).innerText){
                //改变"+","-"
                case "-":{
                    eval("dir"+id).innerText = "+";
                    eval("dir"+id).className = 'dirclose';
                    document.getElementById("load_"+id).style.display = 'none';
                    if(document.getElementById("t"+id))
                   eval("t"+id).style.display = 'none';
                    break;
                 }
                 case "+":{
                     eval("dir"+id).innerText = "-";
                     eval("dir"+id).className = 'diropen';
                     document.getElementById("load_"+id).style.display = '';
                     if(!(document.getElementById("t"+id))){
                         var url = "subtree.jsp?parentid=" + id;
                         document.frames['hifm'].location.href = url;
                     }
                     else{
                         document.getElementById("load_"+id).style.display = 'none';
                         document.getElementById("t"+id).style.display = '';
                     }
                     break;
                  }
                  default:{
                      eval("dir"+id).innerText = ".";
                      eval("dir"+id).className = 'dirNode';
                  }
               }
    } function getLight(id)
{
   var s  = document.getElementsByTagName("SPAN")
   var sn = document.getElementById("s"+id)
   for(i=0;i<s.length;i++)
      if(s[i].className == 'node')
     s[i].style.cssText = "color:#000000;background-color:#f2f2f2";
   sn.style.cssText = "color:#000000;background-color:#ffffff;border:1 solid #999999";
}