dagsplug/plug_custom_header.php

<?php

if (!class_exists("plug_custom_header")) {
	class plug_custom_header {	
		function __construct($ns) {
			$this->title = __("Custom Header Code","dagsopt");
			$this->pluginname = $ns->pluginname;
			$this->file = $ns->file;
			$this->ns = $ns;
			}
		function start() {
			add_action('wp_head',array(&$this,'header'),1);
		}

		function header() {
			if(get_option($this->pluginname."_custom_header") == "on"){
				$data = get_option($this->pluginname."_custom_header_data");
					echo(	stripcslashes($data)	);
				};
		}
		function help(){
			?>
			<?php echo(__("Adds code in the head ","dagsopt")) ?>
		<?php		
		}
	 	function Option($pre){
			update_option ( $pre.'_data', $_POST [ $pre.'_data' ] );
 		}
	 	function admin_line($pre){
		  ?>
		  <?php echo(__("Custom data:","dagsopt")) ?><br><textarea name="<?php echo( $pre.'_data' ); ?>"><?php echo(stripcslashes(get_option($pre."_data"))); ?></textarea> <br>
		  <?php  
		}	
	}

	global $plug_custom_header;
	$plug_custom_header = new plug_custom_header($this);		
			$this->dagsopt['plug_custom_header'] = $plug_custom_header;
			
}