/*
  Mark Whibley
  November 2009
*/

function startCalc(){
  interval = setInterval("calc()",1);
}

function calc(){
  VDues = document.provForm.duesBox.value * 1;
  VInitReg = document.provForm.initRegBox.value * 1;
  VChar = document.provForm.charBox.value * 1;
  VMan = document.provForm.manBox.value * 1;
  VMembers = document.provForm.membersBox.value * 1;
  VInitiates = document.provForm.initiatesBox.value * 1;
  VJoiner = document.provForm.joinerBox.value * 1;
  VResign = document.provForm.resignBox.value * 1;
  VExclude = document.provForm.excludeBox.value * 1;
  VDied = document.provForm.diedBox.value * 1;
  VHonorary = document.provForm.honoraryBox.value * 1;

  VFees = ((VMembers + VInitiates + VJoiner) * (VDues + VChar)) + (VInitiates * VInitReg) + VMan;
  VClose = VMembers + VInitiates + VJoiner - VResign - VExclude - VHonorary - VDied;
  
  document.provForm.feesBox.value = VFees.toFixed(2);
  document.provForm.closeBox.value = VClose;
}

function stopCalc(){
  clearInterval(interval);
}