jQuery(document).ready(function(){ 

        jQuery('.support .support-block.active').fadeIn('slow');
        jQuery('.support #page-tabber li a').click(function(){
             jQuery('.support #page-tabber li.active a').parent().removeClass('active');
             jQuery(this).parent().addClass('active');
    
            
            var clicked = jQuery(this).attr('rel'); 
             jQuery('.support .support-block.active').fadeOut('slow', function(){ 
                jQuery(this).removeClass('active');
                 jQuery('.support #support-platform-' + clicked).fadeIn('slow');
                 jQuery('.support #support-platform-' + clicked).addClass('active');
             });
             
             
           });   


});