// Variables to hold the class and id of the item we're currently rolling over
var isHighlightedClass;
var isHighlightedId;

function over_headerMenu_subnav_1(someobject) {
	var thetd = document.getElementById(someobject.id);
	
	// hold our current class and id in the variables before we change them
	isHighlightedClass = thetd.className;
	isHighlightedId = thetd.id;
	
	// change our class name
	thetd.className = " highlight";
	thetd.setAttribute("class", "highlight");
}
function off_headerMenu_subnav_1(someobject) {
	var thetd = document.getElementById(someobject.id);
	// put the old class and id back after we mouseout
	thetd.className = isHighlightedClass;
	thetd.setAttribute("class", isHighlightedClass);
}