Caching Issue in IE 6

[eluser]Phil Sturgeon[/eluser]

Code:

// Disable sodding IE7's constant cacheing!!
        $this->CI->output->set_header('HTTP/1.0 200 OK');
        $this->CI->output->set_header('HTTP/1.1 200 OK');
        $this->CI->output->set_header('Expires: Sat, 01 Jan 2000 00:00:01 GMT');
        $this->CI->output->set_header('Cache-Control: no-store, no-cache, must-revalidate');
        $this->CI->output->set_header('Cache-Control: post-check=0, pre-check=0, max-age=0');
        $this->CI->output->set_header('Last-Modified: ' . gmdate( 'D, d M Y H:i:s' ) . ' GMT' );
        $this->CI->output->set_header('Pragma: no-cache');