/*************************************************************************
  This code is from Dynamic Web Coding at http://www.dyn-web.com/
  See Terms of Use at http://www.dyn-web.com/bus/terms.html
  Permission granted to use this code 
  as long as this entire notice is included.
*************************************************************************/
function ChangeContent1() {
   document.getElementById('swap_content1').className = "active";
   document.getElementById('swap_content2').className = "up";
   document.getElementById('swap_content3').className = "up";
   document.getElementById('tab_shows').className = "active";
   document.getElementById('tab_publications').className = "up";
   document.getElementById('tab_trends').className = "up";
}

function ChangeContent2() {
   document.getElementById('swap_content1').className = "up";
   document.getElementById('swap_content2').className = "active";
   document.getElementById('swap_content3').className = "up";
   document.getElementById('tab_publications').className = "active";
   document.getElementById('tab_shows').className = "up";
   document.getElementById('tab_trends').className = "up";
}

function ChangeContent3() {
   document.getElementById('swap_content1').className = "up";
   document.getElementById('swap_content2').className = "up";
   document.getElementById('swap_content3').className = "active";
   document.getElementById('tab_trends').className = "active";
   document.getElementById('tab_shows').className = "up";
   document.getElementById('tab_publications').className = "up";
}