if (document.images) {

home_on = new Image(73,51);
home_on.src = "images/home_on.gif";
home_off = new Image(73,51);
home_off.src = "images/home_off.gif";

aboutsandy_on = new Image(168,51);
aboutsandy_on.src = "images/about_on.gif";
aboutsandy_off = new Image(168,51);
aboutsandy_off.src = "images/about_off.gif";

services_on = new Image(99,51);
services_on.src = "images/services_on.gif";
services_off = new Image(99,51);
services_off.src = "images/services_off.gif";

recommendation_on = new Image(299,51);
recommendation_on.src = "images/rec_on.gif";
recommendation_off = new Image(299,51);
recommendation_off.src = "images/rec_off.gif";

testimonials_on = new Image(146,51);
testimonials_on.src = "images/feedback_on.gif";
testimonials_off = new Image(146,51);
testimonials_off.src = "images/feedback_off.gif";

}

function rollover(imgDocID,imgObjName) {
        if (document.images) {
        document.images[imgDocID].src = eval(imgObjName + ".src");
}}