unsigned compute_hash(char *key_value)
{
	int i;
	unsigned hash_code;

	hash_code = 0;
	for (i = 0; i < ASCII_KEY_SIZE; i ++)
		{
		hash_code = ((hash_code * 10) + (hash_code / HASH_DIVISOR));
		hash_code += (key_value[i] & 15);
		}

	return(hash_code);
}