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

function jsddm_open(){  
	//jsddm_canceltimer();
	if(jsddm_isopen()){
		jsddm_close();
	}else{
		jsddm_close();
  	ddmenuitem = $(this).find('ul').css('visibility', 'visible');		
	}
}

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

function jsddm_isopen(){
	var open = true;
	if(ddmenuitem){
		open = ddmenuitem.css("visibility") != 'hidden';
	}else{
		open = false;
	}
	return open;
}

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

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


$(document).ready(function(){  
	$('#jsddm > li').bind('click', jsddm_open);
  //$('#jsddm > li').bind('mouseout',  jsddm_timer);
});

//document.onclick = jsddm_close;