$(document).ready(function(){
  dx=0; 	
  dx1=0;
  if (jQuery.browser.msie && (parseInt(jQuery.browser.version)==6 || parseInt(jQuery.browser.version)==7))
  {
   if (parseInt(jQuery.browser.version)==6 ) 
   	 dx=0;
   else
     dx=0;
  }
  
  if (jQuery.browser.mozilla)
  	dx=0; 
  else
  {
  if (jQuery.client.os=="Mac")
  {
  	 dx=0;	
  	 dx1=0;
  }
  }
   function risistema()
   {
       $("ul.top_menu").css( { "right": dx1});
	   $("#main_navigation").css( { "left": $(window).width()/2-480 });
	   $("ul.sub_menu").css( { "right":dx,"top":30});
   }
  //$('#home_visual').cycle('fade');
    $(function(){
    $('#left_menu>ul>li>ul').hide();
     
    $('#left_menu>ul>li').click(function(){
        // close open sub menus
        $(this).siblings().find('ul:visible').slideUp(500);
        // open current menu if it's closed
        $(this).find('ul:hidden').slideDown(500);
    })
  });
  	$("#main_navigation").css( { "left": $(window).width()/2-480 });
  	$("ul.top_menu").css( { "right": dx1});
  	var position = $("#main_navigation").position();
  	$("ul.sub_menu").css( { "right":dx,"top":30});
  	$(window).bind('resize', function() {
       $("ul.top_menu").css( { "right": dx1});
	   $("#main_navigation").css( { "left": $(window).width()/2-480 });
	   $("ul.sub_menu").css( { "right":dx,"top":30});
	});

 $(function(){
    $('#main_navigation>ul>li>ul').hide();
    $('#main_navigation>ul>li').mouseover(function(){
        // close open sub menus
      risistema();
	   
        $(this).siblings().find('ul:visible').slideUp(500);
        // open current menu if it's closed
        $(this).find('ul:hidden').slideDown(500);
    })
  });
 
  
});