function toggleDiv(name)
{
    //alert(document.all("div_" + name).style.visibility);
    var div;
    if(document.all) div = document.all("div_" + name);
    else if(document.getElementById) div = document.getElementById("div_" + name);
    else if(document.layers) div = document.layer("div_" + name);

    if(div.style.visibility){
        if(div.style.visibility == 'hidden'){
            div.style.visibility = 'visible';
            div.style.position = 'static';
            document.all("img_" + name).src = '/images/collapse.gif';
        }else{
            div.style.visibility = 'hidden';
            div.style.position = 'absolute';
            document.all("img_" + name).src = '/images/expand.gif';
        }
    }
    if(div.style.display){
        if(div.style.display == 'none'){
            div.style.display = 'block';
            div.style.position = 'static';
            document.all("img_" + name).src = '/images/collapse.gif';
        }else{
            div.style.display = 'none';
            div.style.position = 'absolute';
            document.all("img_" + name).src = '/images/expand.gif';
        }
    }
}

function toggleToc(){
    //alert(document.all("div_toc").style.visibility);
    var toc;
    if(document.all) toc = document.all("div_toc");
    else if(document.getElementById) toc = document.getElementById("div_toc");
    else if(document.layers) toc = document.layer("div_toc");
    var tocc; //tocc for toc controller
    if(document.all) tocc = document.all("div_tocc");
    else if(document.getElementById) tocc = document.getElementById("div_tocc");
    else if(document.layers) tocc = document.layer("div_tocc");

    if(toc.style.visibility){
        if(toc.style.visibility == 'hidden'){
            toc.style.visibility = 'visible';
            toc.style.position = 'static';
            tocc.innerHTML = "<h2>Table of Contents [<font color=blue>hide</font>]</h2>";
        }else{
            toc.style.visibility = 'hidden';
            toc.style.position = 'absolute';
            tocc.innerHTML = "<h2>Table of Contents [<font color=blue>show</font>]</h2>";
        }
    }
    if(toc.style.display){
        if(toc.style.display == 'none'){
            toc.style.display = 'block';
            toc.style.position = 'static';
            tocc.innerHTML = "<h2>Table of Contents [<font color=blue>hide</font>]</h2>";
        }else{
            toc.style.display = 'none';
            toc.style.position = 'absolute';
            tocc.innerHTML = "<h2>Table of Contents [<font color=blue>show</font>]</h2>";
        }
    }
}