jQuery "second click" plugin

jquery-second-click.js

// Untested, off-the-cuff
$.fn.secondClick = function(handler)
{
    if ( !$( this ).data( 'click' ) ) {
        $( this ).data( 'click', 1 );
    }
    else if ( $( this ).data( 'click' ) === 1 ) {
        handler();
        $( this ).data( 'click', '' );
    }

    return this;
};