img1_on = new Image(200,62);
img1_on.src="images/nom_dn.jpg";
img1_off = new Image(200,62);
img1_off.src="images/nom_up.jpg";

img2_on = new Image(112,61);
img2_on.src="images/vote_dn.jpg";
img2_off = new Image(112,61);
img2_off.src="images/vote_up.jpg";

img3_on = new Image(202,61);
img3_on.src="images/cel_dn.jpg";
img3_off = new Image(202,61);
img3_off.src="images/cel_up.jpg";

img4_on = new Image(202,61);
img4_on.src="images/what_dn.jpg";
img4_off = new Image(202,61);
img4_off.src="images/what_up.jpg";

img5_on = new Image(200,134);
img5_on.src="images/badge_dn.png";
img5_off = new Image(200,134);
img5_off.src="images/badge_up.png";

function over_image(parm_name) {
	document[parm_name].src= eval(parm_name + "_on.src");
}
function off_image(parm_name) {
	document[parm_name].src = eval(parm_name + "_off.src");
}