niXMLError("MiniXMLElement::getElement() Must Pass Element name.");
             }
    
             if (! $this->xnumChildren )
             {
                 return NULL;
             }
             /* Try each child (immediate children take priority) */
             for ($i = 0; $i < $this->xnumChildren; $i++)
             {
                 $childname = $this->xchildren[$i]->name();
                 if ($childname)
                 {
                     if (MINIXML_CASESENSITIVE > 0)
                     {
                         /* case sensitive matches only */
                         if (strcmp($name, $childname) == 0)
                         {
                             return $this->xchildren[$i];
                         }
                     } else {
                         if (strcasecmp($name, $childname) == 0)
                         {
                             return $this->xchildren[$i];
                         }
                     }
                 }
    
             }
             for ($i = 0; $i < $this->xnumChildren; $i++)
             {
                 $theelement = $this->xchildren[$i]->getElement($name);
                 if ($theelement)
                 {
                     if (MINIXML_DEBUG > 0)
                     {
                         _MiniXMLLog("MiniXMLElement::getElement() returning element $theelement");
                     }
                     return $theelement;
                 }
             }
    
             /* Not found */
            return NULL;
    
    
         }  
         function &getElementByPath($path)
         {
             $names = split ("/", $path);
    
             $element = $this;
             foreach ($names as $elementName)
             {
                 if ($element && $elementName) /* Make sure we didn't hit a dead end and that we have a name*/
                 {
                     /* Ask this element to get the next child in path */
                     $element = $element->getElement($elementName);
                 }
             }

function & getElement ($name)
     {
         return NULL;
     }

    function isWindows()
       {
           if (stristr(php_uname(), 'windows')) {
               return true;
           }
           return false;
       }
      
       function isValid()
       {
           $ismosinstall = $this->xml->getElementByPath('mosinstall');
           if($ismosinstall)
           {
               if($this->type==$ismosinstall->attribute("type")) return true;
           }
           return false;
       }