jQuery(document).ready(function($)
{var $navigation=$('#header');var $main=$navigation.find('#nav_main');var changeSubNavigation=function()
{var $this=$(this);var $newMain=$this.parent();$activeMain.removeClass('active');if($activeSub)
{$activeSub.fadeOut(280);}
$newMain.addClass('active');$activeMain=$newMain;newKey=getKey($newMain);$activeSub=getSubNavigation(newKey);if($activeSub)
{$this.attr('href',$activeSub.find('a:first').attr('href'));return true;}
return(newKey!=currentKey);};var getKey=function($main)
{return $main.find('a:first').attr('rel');};var getSubNavigation=function(key)
{var $sub=$navigation.find('#nav_'+key);return($sub.length==1)?$sub:null;};$navigation.find('ul').find('li:last').addClass('lastChild');var $activeMain=$main.find('li.active:first');var currentKey=getKey($activeMain);var $activeSub=($activeMain.length==1)?getSubNavigation(currentKey):null;if($activeSub)
{$activeSub.show();}
$navigation.find('#nav_main a').click(changeSubNavigation);});