var $tabstate = 1;

function setTabState(target) {
  
  $tab1 = $("#content-tab-01");
  $tabblock1 = $("#content-tab-block-01");
  
  $tab2 = $("#content-tab-02");
  $tabblock2 = $("#content-tab-block-02");
  
  if ($tabstate == 1 && target == 2) {
    $tab1.removeClass('active-tab');
    $tabblock1.addClass('tab-block-hidden');
    
    $tab2.addClass('active-tab');
    $tabblock2.removeClass('tab-block-hidden');
    
    $tabstate = 2;
    
  } else if ($tabstate == 2 && target == 1) {
    $tab1.addClass('active-tab');
    $tabblock1.removeClass('tab-block-hidden');
    
    $tab2.removeClass('active-tab');
    $tabblock2.addClass('tab-block-hidden');
    
    $tabstate = 1;
    
  }
}