<!-- function to show/hide dropdown menus on mouseover-->

function showmenu(name)
{
document.all(name).style.visibility="visible"
}

function hidemenu(name)
{
document.all(name).style.visibility="hidden"
}



<!--rollover function to be called with filename and id name -->


function over(id,fname)
{
id.src=fname
}

function norm(id,fname)
{
id.src=fname
}