/* This script and many more are available free online at
The JavaScript Source!! http://javascript.internet.com
Created by: Jim Stiles | www.jdstiles.com */
function startCalc(){
  interval = setInterval("calc()",1);
}
function calc(){
  one = document.autoSumForm.primary.value;
  two = document.autoSumForm.secondary.value; 
  three = document.autoSumForm.associates.value;
  four = document.autoSumForm.latefee.value; 
  document.autoSumForm.total.value = (one * 1) + (two * 1) + (three * 1) + (four * 1);
}
function stopCalc(){
  clearInterval(interval);
}