function showSubMenu(nummer)
{      
    for(var i=0; i<10; i++)
    {
        if (i != nummer){
            var curDiv = document.getElementById("DivSubMenu" + i);                
            if(curDiv)
            {
                curDiv.className = "SubMenuInvisible";
            }
        }
    }

    var curDiv = document.getElementById("DivSubMenu" + nummer);                
    if(curDiv)
    {
        if (curDiv.className == "SubMenuVisible")
        {
            curDiv.className = "SubMenuInvisible";
        }
        else
        {
            curDiv.className = "SubMenuVisible";
        }
    }
}

function gotoLink(nav, tar)
{
    if(tar == "_self")            document.location.href = nav;
        else
            window.open(nav);
    }