there should be a space between selected="selected.
change:
<option value="<?php echo($rsCountries->getColumnVal("idCountry")); ?>"<?php if (!(strcmp($rsCountries->getColumnVal("idCountry"), 13))) {echo "selected=\"selected\"";} ?>><?php echo($rsCountries->getColumnVal("countryName")); ?></option>
to:
<option value="<?php echo($rsCountries->getColumnVal("idCountry")); ?>"<?php if (!(strcmp($rsCountries->getColumnVal("idCountry"), 13))) {echo " selected=\"selected\"";} ?>><?php echo($rsCountries->getColumnVal("countryName")); ?></option>