document.onmouseover = rollover;
document.onmouseout = rollout;
 
function rollover() {
if (window.event.srcElement.className == "normal-item-secondnav")
{
    window.event.srcElement.className = "rollover-item-secondnav";
}
else if(window.event.srcElement.className == "normal-menumenubar")
{
    window.event.srcElement.className = "rollover-menumenubar";
}
}
function rollout() {
if (window.event.srcElement.className == "rollover-item-secondnav")
{
    window.event.srcElement.className = "normal-item-secondnav";
}
else if(window.event.srcElement.className == "rollover-menumenubar")
{
    window.event.srcElement.className = "normal-menumenubar";
}
}