function goHover(hover) {
	var goObj = document.getElementById("goBtn");
	if ( hover > 0 ) {
		goObj.src = imgPath + "button-go2.gif";
	} else {
		goObj.src = imgPath + "button-go.gif";
	}
}

function hoverOut(obj) {
	var stylename = obj.className;
	obj.className = stylename;
}

function navIn(obj) {
	var stylename = obj.className;
	obj.className = stylename+"-hover";
}

function navOut(obj) {
	var stylename = obj.className;
	stylename = stylename.replace(/-hover/gi,"");
	obj.className = stylename;
}