.postbody img{
    filter:alpha(opacity=100);
    -moz-opacity: 1.0;
    opacity: 1.0;
      }
    .postbody img:hover
    {
    filter:alpha(opacity=70);
    -moz-opacity: 0.65;
    opacity: 0.65;
    }

img{
border:0px;
filter:alpha(opacity=100);
-moz-opacity: 1.0;
essa_elgn;
opacity: 1.0;

}
img:hover{
filter:alpha(opacity=70);
-moz-opacity: 0.65;
opacity: 0.65;

}