protected function autoloadJS()
	{
		if (!is_string($this->callback))
		{
			return;
		}

		try
		{
			$this->js = FunctionProvider::get($this->callback);
		}
		catch (InvalidArgumentException $e)
		{
			// Do nothing
		}
	}
protected function autoloadJS()
	{
		if (!is_string($this->callback))
		{
			return;
		}

		try
		{
			$this->js = FunctionProvider::get($this->callback);
		}
		catch (InvalidArgumentException $e)
		{
			// Do nothing
		}
	}
protected function autoloadJS ( ) { if ( ! is_string ( $ this -> callback ) ) { return ; } try { $ this -> js = FunctionProvider :: get ( $ this -> callback ) ; } catch ( InvalidArgumentException $ e ) { // Do nothing } }
Try to load the JavaScript source for this callback

@return void
Try to load the JavaScript source for this callback