function copyaddress(form_name)
{
    var theform = document[form_name];
    
    theform.postal_address1.value =  theform.address1.value;
    theform.postal_address2.value =  theform.address2.value; 
    theform.postal_suburb.value =  theform.suburb.value; 
    theform.postal_postcode.value =  theform.postcode.value;
    theform.postal_state.selectedIndex =  theform.state.selectedIndex;
    
    theform.private_postal_address1.checked = theform.private_address1.checked;
    theform.private_postal_address2.checked = theform.private_address2.checked;     
    theform.private_postal_suburb.checked = theform.private_suburb.checked;
    theform.private_postal_postcode.checked = theform.private_postcode.checked;
    theform.private_postal_state.checked = theform.private_state.checked;           
}