var selectedidx;

function topmenu_mouseover(idx) {
	if(idx!=selectedidx) {
		var topmenulink=document.getElementById('topmenu'+selectedidx);
		var thissubmenu=document.getElementById('submenu'+idx);
		var selsubmenu=document.getElementById('submenu'+selectedidx);
		topmenulink.className='selected0';
		thissubmenu.style.display='block';
		selsubmenu.style.display='none';
	}
}

function topmenu_mouseout(idx) {
	if(idx!=selectedidx) {
		var topmenulink=document.getElementById('topmenu'+selectedidx);
		var thissubmenu=document.getElementById('submenu'+idx);
		var selsubmenu=document.getElementById('submenu'+selectedidx);
		topmenulink.className='selected';
		thissubmenu.style.display='none';
		selsubmenu.style.display='block';
	}
}

onloadmethods[onloadmethods.length]='topmenu_init()';

function topmenu_init() {
	var topmenulink=document.getElementById('topmenu'+selectedidx);
	var selsubmenu=document.getElementById('submenu'+selectedidx);
	topmenulink.className='selected';
	selsubmenu.style.display='block';
	var i=0;
	var thissubmenu;
	do {
		if(i!=selectedidx) {
			thissubmenu=document.getElementById('submenu'+i);
			if(thissubmenu!=undefined) thissubmenu.style.display='none';
		}
		i++;
	} while(thissubmenu!=undefined);
}