chèn hết vào CSs
- Code:
.postbody img {
filter:alpha(opacity=50);
-moz-opacity: 0.5;
opacity: 0.5;
-khtml-opacity: 0.5;}
.postbody img:hover {
filter:alpha(opacity=50);
-moz-opacity: 1.0;
opacity: 1.0;
-khtml-opacity: 1.0; }