var deladdress1 = "";
var deladdress2 = "";
var deladdress3 = "";
var delpcode = "";


function InitSaveVariables(form) {
deladdress1 = form.deladdress1.value;
deladdress2 = form.deladdress2.value;
deladdress3 = form.deladdress3.value;
delpcode = form.delpcode.value;

}

function DeliveryAddress(form) {
if (form.copy.checked) {
InitSaveVariables(form);
form.deladdress1.value = form.address1.value;
form.deladdress2.value = form.address2.value;
form.deladdress3.value = form.address3.value;
form.delpcode.value = form.pcode.value;


}
else {
form.deladdress1.value = deladdress1;
form.deladdress2.value = deladdress2;
form.deladdress3.value = deladdress3;
form.delpcode.value = delpcode;

   }
}