/* Function to clear radio buttons. */ 
function disable_enable()
 {
  //if the surfer is using IE 4 or above
  if (document.all){
  if (document.test1.test2.disabled==true)
   document.test1.test2.disabled=false
  else
   document.test1.test2.disabled=true
  }
 }

// Function to go back histroy twice
// Newly created for CB11 (SmartChem Enhancement)
function goBackTwice()
{
   history.back( -1 )
   history.back( -1 )
} // End of goBackTwice()