if(document.images) {
var imgs = new Array();

imgs[0] = new Image();  imgs[0].src = "../img/menu_home_on.gif";
imgs[1] = new Image();  imgs[1].src = "../img/menu_home.gif";

imgs[2] = new Image();  imgs[2].src = "../img/menu_about_on.gif";
imgs[3] = new Image();  imgs[3].src = "../img/menu_about.gif";

imgs[4] = new Image();  imgs[4].src = "../img/menu_mail_on.gif";
imgs[5] = new Image();  imgs[5].src = "../img/menu_mail.gif";

imgs[6] = new Image();  imgs[6].src = "../img/menu_help_on.gif";
imgs[7] = new Image();  imgs[7].src = "../img/menu_help.gif";

imgs[8] = new Image();  imgs[8].src = "../img/menu_cart_on.gif";
imgs[9] = new Image();  imgs[9].src = "../img/menu_cart.gif";

imgs[10] = new Image();  imgs[10].src = "../img/arrow_on.gif";
imgs[11] = new Image();  imgs[11].src = "../img/arrow.gif";

}

function chgimg(id, imgname) {
if(document.images) {
	if(imgs[imgname]) {
		document.images[id].src = imgs[imgname].src;}
	else {
		document.images[id].src = imgname;}
	}
}