function swapCats(tabID,catID,cat) {
   var tabs = document.getElementById("categorytabs").getElementsByTagName("td");
   var divs = document.getElementById("categories").getElementsByTagName("div");
   var numtabs = tabs.length;
		
   for(i=0; i < numtabs; i++) {
      if (tabs[i].id == tabID) {
         tabs[i].className = "on";
         divs[i].className = "visible";
      } else {
         tabs[i].className = "off";
         divs[i].className = "hidden";
      }
   }

   document.getElementById("categorydivider").innerHTML = '<a href="/mctv/archive/'+catID+'" title="'+cat+'" target="_top">View all '+cat+' videos &raquo;</a>';

}