$(document).ready(function(){
    
/* ACCORDION ON MAINPAGE */  
      $('.acc_container').hide(); //Hide/close all containers
      $('.acc_trigger:first').addClass('active').next().show(); //Add "active" class to first trigger, then show/open the immediate next container

      //On Click
      $('.acc_trigger').click(function(){
      if( $(this).next().is(':hidden') ) { //If immediate next container is closed...
         $('.acc_trigger').removeClass('active').next().slideUp(); //Remove all "active" state and slide up the immediate next container
         $(this).toggleClass('active').next().slideDown(); //Add "active" state to clicked trigger and slide down the immediate next container
      }
      return false; //Prevent the browser jump to the link anchor
      });
      
});