code: public function getFile($strName)
  	{
  		foreach ($this->arrFiles as $k=>$v)
  		{
  			if ($strName == $v['file_name'])
  			{
  				$this->intIndex = $k;
  
  				return true;
  			}
  		}
  
  		return false;
  	}
docs: Set the internal pointer to a particular file
  
  @param string $strName The file name
  
  @return boolean True if the file was found