var ShipFirst = "";
var ShipLast = "";
var ShipPhone = "";
var ShipCompany = "";
var ShipAddress1 = "";
var ShipAddress2 = "";
var ShipCity = "";
var ShipState = "";
var ShipStateIndex = 0;
var ShipZip = "";
var ShipConfirm = 0;

function InitSaveVariables(form) {
ShipFirst = form.ShipFirst.value;
ShipLast = form.ShipLast.value;
ShipPhone = form.ShipPhone.value;
ShipCompany = form.ShipCompany.value;
ShipAddress1 = form.ShipAddress1.value;
ShipAddress2 = form.ShipAddress2.value;
ShipCity = form.ShipCity.value;
ShipZip = form.ShipZip.value;
ShipStateIndex = form.ShipState.selectedIndex;
ShipState = form.ShipState[ShipStateIndex].value;
}

function ShipToBillPerson(form) {
if (form.copy.checked) {
InitSaveVariables(form);
form.ShipFirst.value = form.BillFirst.value;
form.ShipLast.value = form.BillLast.value;
form.ShipPhone.value = form.BillPhone.value;
form.ShipCompany.value = form.BillCompany.value;
form.ShipAddress1.value = form.BillAddress1.value;
form.ShipAddress2.value = form.BillAddress2.value;
form.ShipCity.value = form.BillCity.value;
form.ShipZip.value = form.BillZip.value;
form.ShipState.selectedIndex = form.BillState.selectedIndex;
}
else {
form.ShipFirst.value = ShipFirst;
form.ShipLast.value = ShipLast;
form.ShipPhone.value = ShipPhone;
form.ShipCompany.value = ShipCompany;
form.ShipAddress1.value = ShipAddress1;
form.ShipAddress2.value = ShipAddress2;
form.ShipCity.value = ShipCity;
form.ShipZip.value = ShipZip;       
form.ShipState.selectedIndex = ShipStateIndex;
   }
}