add image opacity

1. Dashboard --> Design --> Add A Gadget --> HTML/Javascript

2. Copy and paste kod kat bawah ni..

3. Save :) 

<style>
    /* ----- Image opacity effect 2 ----- */
    .post a img {
    filter:alpha(opacity=50);
    -moz-opacity: 0.5;
    opacity: 0.5;
    -khtml-opacity: 0.5;
    }
    .post a:hover img {
    filter:alpha(opacity=100);
    -moz-opacity: 1.0;
    opacity: 1.0;
    -khtml-opacity: 1.0;
    }
    </style>