function copy() {
if ( document.cart.useSameContact.checked == true )
{
document.cart.bname.value = document.cart.sname.value;
document.cart.baddr1.value = document.cart.saddr1.value;
document.cart.baddr2.value = document.cart.saddr2.value;
document.cart.bcity.value = document.cart.scity.value;
document.cart.bstate.value = document.cart.sstate.value;
document.cart.bzip.value = document.cart.szip.value;
document.cart.bcountry.value = document.cart.scountry.value;
}
}