function opensubmenu(id){
var listnames = new Array();

/*Add More submenu listnames as necessary*/
listnames[0]='clist1';

for(i=0;i<listnames.length;i++)
{
    document.getElementById(listnames[i]).style.display = 'none';
}
    listobject = document.getElementById(id);
    listobject.style.display = 'block';
    document.getElementById('listbutton1').style.background="url('images/minusbullet.gif') no-repeat 3px 9px";
   
    closealllists();
}

function closealllists() 
{
    if (!document.getElementsByTagName) return;
    var anchors = document.getElementsByTagName("a");
   
    for (var i=0; i<anchors.length; i++)
    {
        var anchor = anchors[i];
        anchor.blur();
    }
}

var islistexpanded= new Object();

function closesubmenu(id)
{
    var listnames = new Array();
    listnames[0]='clist1';
   
    for(i=0;i<listnames.length;i++)
        {
            document.getElementById(listnames[i]).style.display = 'none';
        }
    islistexpanded[id] = 0;
    document.getElementById('listbutton1').style.background="url('images/plusbullet.gif') no-repeat 3px 9px";
}

function accordion(elementlistname)
{           
    if (document.getElementById(elementlistname).style.display == "block")
    {
        islistexpanded[elementlistname] =1
    }

    if(islistexpanded[elementlistname] == 1) 
    {
        closesubmenu(elementlistname)
        islistexpanded[elementlistname] = 0;
    } 
    else 
    {
        opensubmenu(elementlistname)
        islistexpanded[elementlistname] = 1;
    }
}