var timeout    = 500;
var closetimer = 0;
var bnitem = 0;

function bn_open()
{   bn_canceltimer();
	bn_close();
	bnitem = $("#lang-nav ul li.others").css("display","block");
}

function bn_keep_active()
{   
	$("#lang-nav ul li.active").css("display","block");
}

function bn_close()
{  if(bnitem) bnitem.css('display', 'none');
}

function bn_timer()
{  closetimer = window.setTimeout(bn_close, timeout);
}

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

$(document).ready(function()
{
	$("#lang-nav ul").bind('mouseover', bn_open)
	$("#lang-nav ul").bind('mouseout', bn_timer)
});