function swapImage(name)
{
		eval("document."+name+".src='../../images/includes/nav_on_"+name+".gif'");
}

function restore(name)
{
		eval("document."+name+".src='../../images/includes/nav_off_"+name+".gif'");
}

function preloader(navImageList)
{
	var navImage = new Array()
	for (i=0;i<navImageList.length;i++)
	{
	    navImage[i] = new Image()
	    navImage[i].src = "../../images/includes/nav_off_" + navImageList[i] + ".gif"
	}
}