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diff --git a/include/db.php b/include/db.php
index a70a1d87..cfa4ccda 100644
--- a/include/db.php
+++ b/include/db.php
@@ -1,138 +1,44 @@
 <?php
 
-require_once "config.php";
-
 function db_connect($host, $user, $pass, $db) {
-	if (DB_TYPE == "pgsql") {
-
-		$string = "dbname=$db user=$user";
-
-		if ($pass) {
-			$string .= " password=$pass";
-		}
-
-		if ($host) {
-			$string .= " host=$host";
-		}
-
-		if (defined('DB_PORT') && DB_PORT) {
-			$string = "$string port=" . DB_PORT;
-		}
-
-		$link = pg_connect($string);
-
-		if (!$link) {
-			die("Unable to connect to database (as $user to $host, database $db):" . pg_last_error());
-		}
-
-		return $link;
-
-	} else if (DB_TYPE == "mysql") {
-		$link = mysql_connect($host, $user, $pass);
-		if ($link) {
-			$result = mysql_select_db($db, $link);
-			if (!$result) {
-				die("Can't select DB: " . mysql_error($link));
-			}
-			return $link;
-		} else {
-			die("Unable to connect to database (as $user to $host, database $db): " . mysql_error());
-		}
-	}
+	return Db::get()->connect($host, $user, $pass, $db, 0);
 }
 
 function db_escape_string($link, $s, $strip_tags = true) {
-	if ($strip_tags) $s = strip_tags($s);
-
-	if (DB_TYPE == "pgsql") {
-		return pg_escape_string($link, $s);
-	} else {
-		return mysql_real_escape_string($s, $link);
-	}
+	return Db::get()->escape_string($s, $strip_tags);
 }
 
 function db_query($link, $query, $die_on_error = true) {
-	if (DB_TYPE == "pgsql") {
-		$result = pg_query($link, $query);
-		if (!$result) {
-			$query = htmlspecialchars($query); // just in case
-			if ($die_on_error) {
-				die("Query <i>$query</i> failed [$result]: " . ($link ? pg_last_error($link) : "No connection"));
-			}
-		}
-		return $result;
-	} else if (DB_TYPE == "mysql") {
-		$result = mysql_query($query, $link);
-		if (!$result) {
-			$query = htmlspecialchars($query);
-			if ($die_on_error) {
-				die("Query <i>$query</i> failed: " . ($link ? mysql_error($link) : "No connection"));
-			}
-		}
-		return $result;
-	}
+	return Db::get()->query($query, $die_on_error);
 }
 
 function db_fetch_assoc($result) {
-	if (DB_TYPE == "pgsql") {
-		return pg_fetch_assoc($result);
-	} else if (DB_TYPE == "mysql") {
-		return mysql_fetch_assoc($result);
-	}
+	return Db::get()->fetch_assoc($result);
 }
 
 
 function db_num_rows($result) {
-	if (DB_TYPE == "pgsql") {
-		return pg_num_rows($result);
-	} else if (DB_TYPE == "mysql") {
-		return mysql_num_rows($result);
-	}
+	return Db::get()->num_rows($result);
 }
 
 function db_fetch_result($result, $row, $param) {
-	if (DB_TYPE == "pgsql") {
-		return pg_fetch_result($result, $row, $param);
-	} else if (DB_TYPE == "mysql") {
-		// I hate incoherent naming of PHP functions
-		return mysql_result($result, $row, $param);
-	}
-}
-
-function db_unescape_string($str) {
-	$tmp = str_replace("\\\"", "\"", $str);
-	$tmp = str_replace("\\'", "'", $tmp);
-	return $tmp;
+	return Db::get()->fetch_result($result, $row, $param);
 }
 
 function db_close($link) {
-	if (DB_TYPE == "pgsql") {
-
-		return pg_close($link);
-
-	} else if (DB_TYPE == "mysql") {
-		return mysql_close($link);
-	}
+	return Db::get()->close();
 }
 
 function db_affected_rows($link, $result) {
-	if (DB_TYPE == "pgsql") {
-		return pg_affected_rows($result);
-	} else if (DB_TYPE == "mysql") {
-		return mysql_affected_rows($link);
-	}
+	return Db::get()->affected_rows($result);
 }
 
 function db_last_error($link) {
-	if (DB_TYPE == "pgsql") {
-		return pg_last_error($link);
-	} else if (DB_TYPE == "mysql") {
-		return mysql_error($link);
-	}
+	return Db::get()->last_error();
 }
 
 function db_quote($str){
-	return("'$str'");
+	return Db::get()->quote($str);
 }
 
 ?>