--- txplib_db.php	2008-06-05 07:32:02.828125000 +0100
+++ txplib_db_tree_mod.php	2008-06-05 07:27:20.687500000 +0100
@@ -326,7 +326,7 @@
 	}
 
 // -------------------------------------------------------------
-	function getTree($root, $type, $where='1=1')
+	function getTree($root, $type, $where='1=1', $tbl='txp_category')
 	{
 
 		$root = doSlash($root);
@@ -334,7 +334,7 @@
 
 		$rs = safe_row(
 			"lft as l, rgt as r",
-			"txp_category",
+			$tbl,
 			"name='$root' and type = '$type'"
 		);
 
@@ -346,7 +346,7 @@
 
 		$rs = safe_rows_start(
 			"id, name, lft, rgt, parent, title",
-			"txp_category",
+			$tbl,
 			"lft between $l and $r and type = '$type' and name != 'root' and $where order by lft asc"
 		); 
 
@@ -371,12 +371,12 @@
 	}
 
 // -------------------------------------------------------------
-	function getTreePath($target, $type)
+	function getTreePath($target, $type, $tbl='txp_category')
 	{
 
 		$rs = safe_row(
 			"lft as l, rgt as r",
-			"txp_category",
+			$tbl,
 			"name='".doSlash($target)."' and type = '".doSlash($type)."'"
 		);
 		if (!$rs) return array();
@@ -384,7 +384,7 @@
 
 		$rs = safe_rows_start(
 			"*",
-			"txp_category",
+			$tbl,
 				"lft <= $l and rgt >= $r and type = '".doSlash($type)."' order by lft asc"
 		);
 
@@ -412,7 +412,7 @@
 	}
 
 // -------------------------------------------------------------
-	function rebuild_tree($parent, $left, $type)
+	function rebuild_tree($parent, $left, $type, $tbl='txp_category')
 	{
 		$left  = assert_int($left);
 		$right = $left+1;
@@ -420,11 +420,11 @@
 		$parent = doSlash($parent);
 		$type   = doSlash($type);
 
-		$result = safe_column("name", "txp_category",
+		$result = safe_column("name", $tbl,
 			"parent='$parent' and type='$type' order by name");
 
 		foreach($result as $row) {
-			$right = rebuild_tree($row, $right, $type);
+			$right = rebuild_tree($row, $right, $type, $tbl);
 		}
 
 		safe_update(
@@ -436,13 +436,13 @@
 	}
 	
 //-------------------------------------------------------------
-	function rebuild_tree_full($type)
+	function rebuild_tree_full($type, $tbl='txp_category')
 	{
 		# fix circular references, otherwise rebuild_tree() could get stuck in a loop
-		safe_update('txp_category', "parent=''", "type='".doSlash($type)."' and name='root'");
-		safe_update('txp_category', "parent='root'", "type='".doSlash($type)."' and parent=name");
+		safe_update($tbl, "parent=''", "type='".doSlash($type)."' and name='root'");
+		safe_update($tbl, "parent='root'", "type='".doSlash($type)."' and parent=name");
 		
-		rebuild_tree('root', 1, $type);
+		rebuild_tree('root', 1, $type, $tbl);
 	}
 
 //-------------------------------------------------------------