// JavaScript Document

topicsData = new Array();

function topicMenu(submenuID) {
	if (document.getElementById) {
		//document.onclick = mHide;
			
			topic = 'topic'+submenuID;
			subtopic = 'subtopic'+submenuID;
			
			menu = document.getElementById(topic);
			submenu = document.getElementById(subtopic);
			
			if(submenu.style.visibility == 'hidden'){
				menu.className = 'minus';
				submenu.style.visibility = 'visible';
				submenu.innerHTML = topicsData[submenuID];
			} else {
				menu.className = 'plus';
				submenu.style.visibility = 'hidden';
				topicsData[submenuID] = submenu.innerHTML;
				submenu.innerHTML = ' ';
			}
			
		
		submenu = null;
	} 
	return;
}