Index: Table/Row/Abstract.php
===================================================================
--- Table/Row/Abstract.php	(revision 9065)
+++ Table/Row/Abstract.php	(working copy)
@@ -480,7 +480,7 @@
                 $pkOld = $this->_getPrimaryKey(false);
                 foreach ($depTables as $tableClass) {
                     try {
-                        @Zend_Loader::loadClass($tableClass);
+                        $tableClass = $this->_getTable()->_loadClass($tableClass);
                     } catch (Zend_Exception $e) {
                         require_once 'Zend/Db/Table/Row/Exception.php';
                         throw new Zend_Db_Table_Row_Exception($e->getMessage());
@@ -550,7 +550,7 @@
             $pk = $this->_getPrimaryKey();
             foreach ($depTables as $tableClass) {
                 try {
-                    @Zend_Loader::loadClass($tableClass);
+                    $tableClass = $this->_getTable()->_loadClass($tableClass);
                 } catch (Zend_Exception $e) {
                     require_once 'Zend/Db/Table/Row/Exception.php';
                     throw new Zend_Db_Table_Row_Exception($e->getMessage());
@@ -773,7 +773,14 @@
      */
     protected function _prepareReference(Zend_Db_Table_Abstract $dependentTable, Zend_Db_Table_Abstract $parentTable, $ruleKey)
     {
-        $map = $dependentTable->getReference(get_class($parentTable), $ruleKey);
+        if (count($parentTable->getRelationshipPath() > 0) {
+            foreach ($parentTable->getRelationshipPath() as $relationshipPath) {
+                $parentTable = str_replace('_', '', str_replace($relationshipPath, '', get_class($parentTable)));
+            }
+        } else {
+            $parentTable = get_class($parentTable);
+        }
+        $map = $dependentTable->getReference($parentTable, $ruleKey);
 
         if (!isset($map[Zend_Db_Table_Abstract::REF_COLUMNS])) {
             $parentInfo = $parentTable->info();
@@ -800,7 +807,7 @@
         
         if (is_string($dependentTable)) {
             try {
-                @Zend_Loader::loadClass($dependentTable);
+                $dependentTable = $this->_getTable()->_loadClass($dependentTable);
             } catch (Zend_Exception $e) {
                 require_once 'Zend/Db/Table/Row/Exception.php';
                 throw new Zend_Db_Table_Row_Exception($e->getMessage());
@@ -853,7 +860,7 @@
 
         if (is_string($parentTable)) {
             try {
-                @Zend_Loader::loadClass($parentTable);
+                $parentTable = $this->_getTable()->_loadClass($parentTable);
             } catch (Zend_Exception $e) {
                 require_once 'Zend/Db/Table/Row/Exception.php';
                 throw new Zend_Db_Table_Row_Exception($e->getMessage());
@@ -907,7 +914,7 @@
 
         if (is_string($intersectionTable)) {
             try {
-                @Zend_Loader::loadClass($intersectionTable);
+                $intersectionTable = $this->_getTable()->_loadClass($intersectionTable);
             } catch (Zend_Exception $e) {
                 require_once 'Zend/Db/Table/Row/Exception.php';
                 throw new Zend_Db_Table_Row_Exception($e->getMessage());
@@ -925,7 +932,7 @@
 
         if (is_string($matchTable)) {
             try {
-                @Zend_Loader::loadClass($matchTable);
+                $matchTable = $this->_getTable()->_loadClass($matchTable);
             } catch (Zend_Exception $e) {
                 require_once 'Zend/Db/Table/Row/Exception.php';
                 throw new Zend_Db_Table_Row_Exception($e->getMessage());
Index: Table/Abstract.php
===================================================================
--- Table/Abstract.php	(revision 9065)
+++ Table/Abstract.php	(working copy)
@@ -202,6 +202,13 @@
     protected $_dependentTables = array();
 
     /**
+     * Path stack for database tables.
+     *
+     * @var array
+     */
+    protected static $_path = array();
+
+    /**
      * Constructor.
      *
      * Supported params for $config are:
@@ -271,6 +278,84 @@
     }
 
     /**
+     * @param string $path
+     * @param string $classPrefix
+     * @return void
+     */
+    public static final function addRelationshipPath($path, $classPrefix = '')
+    {
+        if (!empty($classPrefix) && ('_' != substr($classPrefix, -1))) {
+            $classPrefix .= '_';
+        }
+
+        self::_addPath($path, $classPrefix);
+    }
+
+    /**
+     * Returns relations
+     *
+     * @return array
+     */
+    public static final function getRelationshipPath()
+    {
+        return self::$_path;
+    }
+
+    /**
+     * @param string $name
+     * @return class name
+     */
+    public function _loadClass($name)
+    {
+        // check to see if name => class mapping exists for helper/filter
+        $classLoaded = '_Loaded';
+        $classAccess = '_setClass';
+        if (isset($this->$classLoaded[$name])) {
+            return $this->$classLoaded[$name];
+        }
+
+        // only look for "$Name.php"
+        $file = ucfirst($name) . '.php';
+
+        // do LIFO search for helper
+        foreach (self::$_path as $info) {
+            $dir    = $info['dir'];
+            $prefix = $info['prefix'];
+
+            $class = $prefix . ucfirst($name);
+            $class = preg_replace('/([a-z])([A-Z])/', "$1_$2", $class);
+
+            Zend_Loader::loadClass($class);
+            return $class;
+        }
+
+        require_once 'Zend/View/Exception.php';
+        throw new Zend_View_Exception("'$name' not found in path", $this);
+    }
+
+    /**
+     * @param string $path
+     * @param string $prefix
+     * @return void
+     */
+    private function _addPath($path, $prefix = null)
+    {
+        foreach ((array) $path as $dir) {
+            // attempt to strip any possible separator and
+            // append the system directory separator
+            $dir = str_replace(array('/', '\\'), DIRECTORY_SEPARATOR, $dir);
+            $dir = rtrim($dir, DIRECTORY_SEPARATOR . DIRECTORY_SEPARATOR)
+                 . DIRECTORY_SEPARATOR;
+            $params = array('prefix' => $prefix, 'dir' => $dir);
+
+            if (!in_array($params, self::$_path)){
+                // add as array with prefix and dir keys
+                array_unshift(self::$_path, $params);
+            }
+        }
+    }
+
+    /**
      * @param  string $classname
      * @return Zend_Db_Table_Abstract Provides a fluent interface
      */