// JavaScript Document

/*  Nav Bar code for dropdowns,  Uses jquery library , Joel 
Source code from: http://javascript-array.com/scripts/jquery_simple_drop_down_menu/ 
*/

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

function img_drop_menu_open() {  
   img_drop_menu_canceltimer();
   img_drop_menu_close();
   ddmenuitem = $(this).find('ul').css('visibility', 'visible');
   }

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

function img_drop_menu_timer()
{  closetimer = window.setTimeout(img_drop_menu_close, timeout);}

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

$(document).ready(function()
{  $('#img_drop_menu > li').bind('mouseover', img_drop_menu_open)
   $('#img_drop_menu > li').bind('mouseout',  img_drop_menu_timer)});

document.onclick = img_drop_menu_close;