function openMenu(MenuId) {
	t = document.getElementById(MenuId);
	t.style.visibility = "visible";
}

function closeMenu(MenuId) {
	t = document.getElementById(MenuId);
	t.style.visibility = "hidden";
}

//Preload images

if (document.images) {

	//Clips Menu

	var nm4 = new Image();
	nm4.src = "http://www.carleton.ca/jmc/cnews/images/nm4.gif";
	var nm4on = new Image();
	nm4on.src = "http://www.carleton.ca/jmc/cnews/images/nm4on.gif";

	//Search Menu

	var nm1 = new Image();
	nm1.src = "http://www.carleton.ca/jmc/cnews/images/nm1.gif";
	var nm1on = new Image();
	nm1on.src = "http://www.carleton.ca/jmc/cnews/images/nm1on.gif";

	var nm1_1 = new Image();
	nm1_1.src = "http://www.carleton.ca/jmc/cnews/images/nm1_1.gif";
	var nm1_1on = new Image();
	nm1_1on.src = "http://www.carleton.ca/jmc/cnews/images/nm1_1on.gif";

	//Help button

	var nm5 = new Image();
	nm5.src = "http://www.carleton.ca/jmc/cnews/images/nm5.gif";
	var nm5on = new Image();
	nm5on.src = "http://www.carleton.ca/jmc/cnews/images/nm5on.gif";

	//Privacy button

	var nm6 = new Image();
	nm6.src = "http://www.carleton.ca/jmc/cnews/images/nm6.gif";
	var nm6on = new Image();
	nm6on.src = "http://www.carleton.ca/jmc/cnews/images/nm6on.gif";

	//Index button

	var nm7 = new Image();
	nm7.src = "http://www.carleton.ca/jmc/cnews/images/nm7.gif";
	var nm7on = new Image();
	nm7on.src = "http://www.carleton.ca/jmc/cnews/images/nm7on.gif";
}

function imageOn(ImageId) {
	if (document.images) {
		document.images[ImageId].src = eval(ImageId + "on.src");
	}
}

function imageOff(ImageId) {
	if (document.images) {
		document.images[ImageId].src = eval(ImageId + ".src");
	}
}