Using predefined html in new posts

You might use the Shortcode API :

function td_shortcode( $atts, $content = null ) {
   return '<your markup>' . $content . '</your markup>';
}
add_shortcode( 'td', 'caption_shortcode' );

And in post : [td] blabla [/td]

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)