if (document.images) {
	img1on = new Image();
	img1on.src = "img/menu_1_r.gif";
	img1off = new Image();
	img1off.src = "img/menu_1.gif";
	img2on = new Image();
	img2on.src = "img/menu_2_r.gif";
	img2off = new Image();
	img2off.src = "img/menu_2.gif";
	img3on = new Image();
	img3on.src = "img/menu_3_r.gif";
	img3off = new Image();
	img3off.src = "img/menu_3.gif";
	img4on = new Image();
	img4on.src = "img/menu_4_r.gif";
	img4off = new Image();
	img4off.src = "img/menu_4.gif";
	img5on = new Image();
	img5on.src = "img/menu_5_r.gif";
	img5off = new Image();
	img5off.src = "img/menu_5.gif";
//	img6on = new Image();
//	img6on.src = "img/menu_6_r.gif";
//	img6off = new Image();
//	img6off.src = "img/menu_6.gif";
//	img7on = new Image();
//	img7on.src = "img/menu_7_r.gif";
//	img7off = new Image();
//	img7off.src = "img/menu_7.gif";
//	img8on = new Image();
//	img8on.src = "img/menu_8_r.gif";
//	img8off = new Image();
//	img8off.src = "img/menu_8.gif";
//	img9on = new Image();
//	img9on.src = "img/menu_9_r.gif";
//	img9off = new Image();
//	img9off.src = "img/menu_9.gif";
}
function imgOn(imgName) {
	if (document.images) {
		document[imgName].src=eval(imgName+"on.src");
	}
}
function imgOff(imgName) {
	if (document.images) {
		document[imgName].src=eval(imgName+"off.src");
	}
}