// JavaScript Document
    $(document).ready(function() {
		
		$(".menu_header_text").click(function(){
				
			     target =	$(this).parent("li").find(".menu_sub2");
				 
                 var number_li = target.find("li").length;
				 
                 var height_li = target.find("li").height();
               
                 target.css("height",number_li*height_li+"px");
	
                 runEffect(target) ;
               
			     return false;
               
			});
        
        function runEffect(target) {
			var options = {};
            $.each($(".menu_sub2"), function(){
                   
                   if ( target.html() != $(this).html())
                   {
					   $(this).parent("li").find(".menu_header_text").removeClass('bg_active');
                        if($(this).css("display")=="block")
                        {
                            $(this).hide( "blind", options, 300 );
							
                        }
                   }
             });
			if(target.css("display")=="block")
			{
				target.parent("li").find(".menu_header_text").removeClass('bg_active');
			}
			else
			{
			
				target.parent("li").find(".menu_header_text").addClass('bg_active');  
			}
             target.toggle( "blind", options, 300 );
		};
       
    });