// image roll
function menuOver() {
	this.src = this.src.replace(".gif", "_on.gif");
}

function menuOut() {
	this.src = this.src.replace("_on.gif", ".gif");
}

/* ###########################################
                      tabbed menu
########################################### */
// tabbed menu
function initTabMenu(menuElId) {
	var tabMenu = document.getElementById(menuElId).getElementsByTagName("a");
	for(i=0; i<tabMenu.length; i++) {
		thismenu = tabMenu.item(i);
		thismenu.menuContainer = document.getElementById(menuElId);
		//thismenu.targetEl = document.getElementById(tabMenu.item(i).onclick.split("#")[1]);
		thismenu.targetEl = document.getElementById("ba_list" + i);
		thismenu.targetEl.style.display = "none";
		thismenu.getElementsByTagName("img").item(0).onmouseover = menuOver;
		thismenu.getElementsByTagName("img").item(0).onmouseout = menuOut;
		thismenu.onmouseover = tabMenuOver;
	}

	initmenu = tabMenu.item(0);
	initmenu.targetEl.style.display = "block";
	initmenu.getElementsByTagName("img").item(0).onmouseover();
	initmenu.getElementsByTagName("img").item(0).onmouseover = null;
	initmenu.getElementsByTagName("img").item(0).onmouseout = null;
	initmenu.menuContainer.current = initmenu;
}

function tabMenuOver() {
	currentmenu = this.menuContainer.current;
	if (currentmenu != this) {
		currentmenu.targetEl.style.display = "none";
		currentmenu.getElementsByTagName("img").item(0).onmouseover = menuOver;
		currentmenu.getElementsByTagName("img").item(0).onmouseout = menuOut;
		currentmenu.getElementsByTagName("img").item(0).onmouseout();
	
		this.targetEl.style.display = "block";
		this.getElementsByTagName("img").item(0).onmouseover = null;
		this.getElementsByTagName("img").item(0).onmouseout = null;
		this.menuContainer.current = this;
	}
	return false;
}