$(function() {
// OPACITY OF BUTTON SET TO 50%
$("#beispiele .latest_img").css("opacity","0.2");
 
// ON MOUSE OVER
$("#beispiele .latest_img").hover(function () {
 
// SET OPACITY TO 100%
$(this).stop().animate({
opacity: 1.0
}, "middle");
},
 
// ON MOUSE OUT
function () {
 
// SET OPACITY BACK TO 20%
$(this).stop().animate({
opacity: 0.2
}, "middle");
});
});