var brname=navigator.appName, BrVer='';
if(brname.substring(0,2)=="Mi")
    BrVer='E';
var timer = 0;
lastid = -1;

function show(id)
{
    if (!((document.all) ? 
           document.all['menu'+id] : 
           document.getElementById('menu'+id)))
    {
        return;
    }

    clearTimeout(timer);
    if ((id != lastid) && (lastid!=-1))
        ((document.all) ? 
          document.all['menu'+lastid] : 
          document.getElementById('menu'+lastid)).style.visibility = 'hidden';
    hideElement("SELECT", document.getElementById('menu'+lastid));
    lastid = id;
    ((document.all) ? 
      document.all['menu'+lastid] : 
      document.getElementById('menu'+lastid)).style.visibility = 'visible';
}

function hidden(id)
{
    if (!((document.all) ? 
          document.all['menu'+id] : 
          document.getElementById('menu'+id)))
        return;
    showElement("SELECT");
    timer = setTimeout("if('"+id+"' == '"+lastid+"'){((document.all)?document.all['menu"+lastid+"']:document.getElementById('menu"+lastid+"')).style.visibility = 'hidden';}", 
                       500)
}


function GetPos(el)
{
    if (!el || !el.offsetParent)return false;
    var res=Array()
    res["left"] = el.offsetLeft;
    res["top"] = el.offsetTop;
    var objParent = el.offsetParent;
    while (objParent.tagName.toUpperCase()!="BODY")
    {
        res["left"] += objParent.offsetLeft;
        res["top"] += objParent.offsetTop;
        objParent = objParent.offsetParent;
    }
    res["right"]=res["left"]+el.offsetWidth;
    res["bottom"]=res["top"]+el.offsetHeight;
    return res;
}

function hideElement(elName, Menu)
{
    if(BrVer!='E') return;
    for (i = 0; i < document.all.tags(elName).length; i++)
    {
        Obj = document.all.tags(elName)[i];
        if(!(pMenu=GetPos(Menu)))continue;
        if(!(pObj=GetPos(Obj)))continue;

        if (pObj["left"]  < pMenu["right"] && 
            pMenu["left"] < pObj["right"] && 
            pObj["top"]   < pMenu["bottom"] && 
            pMenu["top"]  < pObj["bottom"])
            Obj.style.visibility = "hidden";
    }
}

function showElement(elName)
{
    if(BrVer!='E') return;
    for (i = 0; i < document.all.tags(elName).length; i++)
    {
        obj = document.all.tags(elName)[i];
        if (!obj || !obj.offsetParent)continue;
        if(obj.style.visibility=="hidden")
            obj.style.visibility = "visible";
    }
}