var openlastid;
     
     window.onload=init;
     
     function init()
     {
        var hid=document.getElementById("hidopenlastid");
        if(hid!=null)
        {
            openlastid=hid.value;
        }
     }
     
     function s(strid)
     {
        var o=document.getElementById(strid);
        return o; 
     }
     
     function openclick(ObjectOpen)
     {
        var id=ObjectOpen.id;
        var openid=id.replace("a","open");
        var closeid=id.replace("a","close");
        var ulid=id.replace("a","closeUl");
        if(openlastid!=null)
        {   
            s(openlastid).style.display="";
            s(openlastid.replace("open","close")).style.display="none";
            s(openlastid.replace("open","closeUl")).style.display="none";
            s(openid).style.display="none";
            s(closeid).style.display="";
            s(ulid).style.display="";
        }
        else
        {
            s(openid).style.display="none";
            s(closeid).style.display="";
            s(ulid).style.display="";
        }
        openlastid=openid;
     }
     
    
    function closeclick(ObjectClose) 
    {
        var id=ObjectClose.id;
        var closeid=id.replace("b","close");
        var openid=id.replace("b","open");
        var ulid=id.replace("b","closeUl");
        s(openid).style.display="";
        s(closeid).style.display="none";
        s(ulid).style.display="none";
        openlastid=null;
    }