var autoincludeindexhidden = true;
var autoincludeindexiconid = 'autoincludeindexicon';
var autoincludeindexid = 'autoincludeindex';
var autoincludeindexicontop = 0;
var autoincludeindextop = 0;
var autoincludeindexscroll = 0;

function toggleautoindexmenu()
{
    if (autoincludeindexhidden)
    {
        showautoincludeindex(autoincludeindexid,autoincludeindexiconid);
    }
    else
    {
        hideautoincludeindex(autoincludeindexid,autoincludeindexiconid);
    }
}

function showautoincludeindex(id,iconid)
{
    $(id).style.visibility="visible";
    $(id).style.display="inline";
    $(id).style.top = $(iconid).offsetTop - 25 + 'px';
    $(iconid).style.right = '254px';
    autoincludeindexhidden = false;
}

function hideautoincludeindex(id,iconid)
{
    $(id).style.visibility="hidden";
    //$(id).style.display="none";
    $(iconid).style.right = '0px';
    autoincludeindexhidden = true;
}

function floatautoincludeindex()
{
    if (autoincludeindexhidden)
    {
        ScrollTop = document.body.scrollTop;
        if (ScrollTop == 0)
        {
            if (window.pageYOffset)
            {
                ScrollTop = window.pageYOffset;
            }
            else
            {
                ScrollTop = (document.body.parentElement) ? document.body.parentElement.scrollTop : 0;
            }
        }
        if ($(autoincludeindexiconid)) {
            $(autoincludeindexiconid).style.top = ScrollTop + autoincludeindexicontop+'px';
        }
    //document.getElementById('autoincludeindex').style.top = ScrollTop + autoincludeindexicontop+'px';
    }
}

function initautoincludeindex()
{
    if ($(autoincludeindexiconid)) {
        autoincludeindexicontop = $(autoincludeindexiconid).offsetTop;
    }
    //autoincludeindexicontop = document.getElementById('autoincludeindex').offsetTop;
    addEvent(window, 'scroll', floatautoincludeindex);
}

addInitEvent(function(){
    initautoincludeindex();
});