// populates forms with values if they exist
function populateForm (loc, pre) {
    if (loc.Address) {
        document.getElementById(pre + 'addr').value = loc.Address;
    }
    if (loc.City) {
        document.getElementById(pre + 'city').value = loc.City;
    }
    if (loc.StateProvince) {
        document.getElementById(pre + 'state').value = loc.StateProvince;
    }
    if (loc.County) {
        document.getElementById(pre + 'county').value = loc.County;
    }
    if (loc.PostalCode) {
        document.getElementById(pre + 'zip').value = loc.PostalCode;
    }
    if (loc.Country) {
        document.getElementById(pre + 'country').value = loc.Country;
    }
}