//change tab js

function changetab(target,string)
     {
     
     var idsArray = string.split(",");
     
     for(i=0;i<idsArray.length;i++)
          {
          if(idsArray[i])
               {
               document.getElementById('tab_'+idsArray[i]).className = "";
               document.getElementById('tabPage_'+idsArray[i]).style.display = "none";
               }
          
          }
     fade('tabPage_'+target,0);
     document.getElementById('tab_'+target).className = "selected";
     document.getElementById('tabPage_'+target).style.display = "block";
     }


function fade(id,currentFade)
     {
     currentFade = parseInt(currentFade);
     
     var setOpacity = currentFade / 10;
     var setfilter = currentFade * 10;
     
     document.getElementById(id).style.opacity = setOpacity;     
     document.getElementById(id).style.filter = "alpha(opacity="+setfilter+")";

     if(currentFade < 10)
          {
          var newOpacity = currentFade + 1;
          setTimeout('fade(\''+id+'\',\''+newOpacity+'\')',20);
          }
     else
          {
          document.getElementById(id).style.filter = '';
          }
     }