function addBookmark(title) {
                     var url=parent.location.href;
                     if (window.sidebar) { 
                            window.sidebar.addPanel(title, url,""); 
                     } else if( document.all ) {
                     window.external.AddFavorite( url, title);
                     } else if( window.opera && window.print ) {
                     return true;
                     }
       }
function SetHome(obj,vrl){
        try{
                obj.style.behavior='url(#default#homepage)';obj.setHomePage(vrl);
        }
        catch(e){
                if(window.netscape) {
                        try {
                                netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");  
                        }  
                        catch (e) 
                        { 
                                alert("抱歉！您的浏览器不支持直接设为首页。请在浏览器地址栏输入“about:config”并回车然后将[signed.applets.codebase_principal_support]设置为“true”，点击“加入收藏”后忽略安全提示，即可设置成功。");  
                        }
                        var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components.interfaces.nsIPrefBranch);
                        prefs.setCharPref('browser.startup.homepage',vrl);
                 }
             }
}



 
        function showDiv(obj,num,len)
        {
         for(var id = 1;id<=len;id++)
         {
          var ss=obj+id;
          var snav =obj+"nav"+id;
          if(id==num){
	        try{document.getElementById(ss).style.display="block"}catch(e){};
	        try{document.getElementById(snav).className="active"}catch(e){};
          }else{
	        try{document.getElementById(ss).style.display="none"}catch(e){};
	        try{document.getElementById(snav).className=""}catch(e){};
          }
         }
        }

    var $d = document;
    function $i(s){return $d.getElementById(s);}
    function select_move(c,val)
    {
        var list= $i("search_select_list");
        list.style.display=val;
    }

function Openfields(fieldId,fieldName)
{
document.getElementById("lblTopClassId").value=fieldId;
document.getElementById("txtTopClass").value=fieldName;
document.getElementById("search_select_list").style.display="none";
}
 function searching()
 { 
  var a=document.getElementById("lblTopClassId").value;
  var b=document.getElementById("txtCourseName").value;
  var c=document.getElementById("txtTopClass").value;
  if(a=="")
  a="-1";
  if(b=="请输入课程关键词: 如计算机 英语口语等")
  b="";
   
 window.open('SearchList.aspx?type=0&topclass='+a+ '&name=' +escape( b)+ '&cname=' +escape( c),"_self");
}