function expand(s)
{
var td = s;
var d = td.getElementsByTagName("div").item(0);
td.className = "menuHover";
d.className = "menuHover";
}
function collapse(s)
{
var td = s;
var d = td.getElementsByTagName("div").item(0);
td.className = "menuNormal";
d.className = "menuNormal";
}