Custom_Image_Header::js()

	public function js() {
		$step = $this->step();
		if ( ( 1 == $step || 3 == $step ) && current_theme_supports( 'custom-header', 'header-text' ) )
			$this->js_1();
		elseif ( 2 == $step )
			$this->js_2();
	}