trustieforge/app/views/org_subfields/show.js.erb

$("#show_more_activities").replaceWith("<%= escape_javascript( render :partial =>  'org_subfields/show_details',
               :locals => {:org_activities =>@org_activities,
                           :page=>@page,
                           :org => @organization,
                           :org_act_count=>@org_activities.count} )%>");