function switchDISPLAY(id)
{
   ELM = document.getElementById(id);
       
   if (ELM.style.display == "none") {
    ELM.style.display = "block";
   } else {
    ELM.style.display = "none";
   }
 
}

function addValue(form,id,newValue)
{
    
    ELM = document.forms[form];
    ELM[id].value = ELM[id].value + newValue;
}