$(document).ready(function(){
    $("#media_sub1").hide();
    $("#media_sub2").hide();

    var conA = "closed";
    $(".media_open1").click(function() {
      if(conA == "closed"){
  $("#media_sub1").slideDown('slow');$(".media_open1").css({"background-image":"url('../images/press_close.jpg')"});conA = "open";
  $("#media_sub2").slideUp('slow');$(".media_open2").css({"background-image":"url('../images/articles_open.jpg')"});conB = "closed";
    }
    else{
      $("#media_sub1").slideUp('slow');
      $(".media_open1").css({"background-image":"url('../images/press_open.jpg')"});
      conA = "closed";
      }
      });
      
      var conB = "closed";
    $(".media_open2").click(function() {
      if(conB == "closed"){
  $("#media_sub1").slideUp('slow');$(".media_open1").css({"background-image":"url('../images/press_open.jpg')"});conA = "closed";
  $("#media_sub2").slideDown('slow');$(".media_open2").css({"background-image":"url('../images/articles_close.jpg')"});conB = "open";
    }
    else{
      $("#media_sub2").slideUp('slow');
      $(".media_open2").css({"background-image":"url('../images/articles_open.jpg')"});
      conB = "closed";
      }
      });
      
      });