1.Login to your blogger dashboard
2.click "layout"
3.click "ADD a Gadget" and then select add "html/java scrypt" (make sure your page open is "page element")
4."copy" and "paste" scrypt bellow, and then save.
.google_translate img {
filter:alpha(opacity=100);
-moz-opacity: 1.0;
opacity: 1.0;
border:0;
}
.google_translate:hover img {
filter:alpha(opacity=30);
-moz-opacity: 0.30;
opacity: 0.30;
border:0;
}
.google_translatextra:hover img {
filter:alpha(opacity=0.30);
-moz-opacity: 0.30;
opacity: 0.30;
border:0;
}