/*http://javascript-array.com/scripts/jquery_simple_drop_down_menu/*/

var timeout         = 500;
var closetimer		= 0;
var ddmenuitem      = 0;

	function jsddm_open()
	{	jsddm_canceltimer();
		jsddm_close();
		ddmenuitem = $(this).find('ul').eq(0).css('visibility', 'visible');}

	function jsddm_close()
	{	if(ddmenuitem) ddmenuitem.css('visibility', 'hidden');}

	function jsddm_timer()
	{	closetimer = window.setTimeout(jsddm_close, timeout);}

	function jsddm_canceltimer()
	{	if(closetimer)
		{	window.clearTimeout(closetimer);
			closetimer = null;}}
			
	document.onclick = jsddm_close;