var menuarray_w = new Array();
var menuarray_y = new Array();
initImages(menuarray_w,190,23,3);
initImages(menuarray_y,190,23,3);

function getImages(ary) {
	var numargs = getImages.arguments.length
	for (i = 0; i < numargs - 1; i++) {
		ary[i].src = getImages.arguments[i+1];
	}
} 
function initImages(ary,h,w,n) {
	for (var i = 0; i < n; i++)
		ary[i] = new Image(h,w);
}
function imgOver(num,name) {
	eval("document.images['" + name + "'].src = menuarray_y[" + num + "].src");
}
function imgOut(num,name) {
	eval("document.images['" + name + "'].src = menuarray_w[" + num + "].src");
}