<?php
 function db_process_hash($hash){
 $out = array();
 foreach(array_keys($hash) as $k){
 $out["`$k`"] = "'$hash[$k]'";
 }
 return $out;
 }
 function db_insert($table, $hash){
 global $db;
 $hash = db_process_hash($hash);
 $fields = implode(', ', array_keys($hash));
 $data = implode(', ', $hash);
 mysql_query("INSERT INTO $table ($fields) VALUES ($data)", $db);
 return mysql_insert_id();
 }
 function db_update($table, $hash, $id){
 if (!$id){ return db_insert($table, $hash); }
 global $db;
 $hash = db_process_hash($hash);
 $data = array();
 foreach(array_keys($hash) as $k){
 $data[] = "$k = $hash[$k]";
 }
 $data = implode(', ', $data);
 mysql_query("UPDATE $table SET $data WHERE id=$id", $db);
 return $id;
 }
?>