pre { text-align: left; overflow: visible;display:none  }
#main h2 { text-align: center }
#right { cursor: pointer }
code { background-color: #ffc }
pre code { background-color: #eee }

.pics { height: 130px; width: 300px;overflow: hidden }
.pics img { height: 130px; width: 300px; }



.pics2 { height: 190; width: 545px; padding:0; margin:0; overflow: hidden }
.pics2 img { height: 190px; width: 545px;}