public function renderControl($name) {

		// gets control object
		$control = $this->getControl($name);
		
		if ($control) {
			
			// adds common CSS classes to requested control
			if (count($this->controlClasses)) {
				$control->addClass(implode(' ', $this->controlClasses));
			}
			
			print $control->render();
			
		}
		
	}