var navImages = new Array();
var path = "/css/_images/nav/";
var debug = false;

function preloading(){
    for (x=0; x<preloading.arguments.length; x++){
        navImages[x] = new Image();
        navImages[x].src = path + preloading.arguments[x];
        // for debugging
        if(debug){
            alert(navImages[x].src);
        }
    }
}

preloading("nav_about_on.gif",
            "nav_careers_on.gif",
            "nav_customer_svc_on.gif",
            "nav_investor_relations_on.gif",
            "nav_news_on.gif",
            "nav_product_on.gif");