.page_banner { position: relative; height: 345px; }
.page_banner .picbox { position: relative; height: 345px; overflow: hidden; }
.page_banner .pics { position: absolute; width: 100%; top: 0px; left: 0px; }
.page_banner .pics DIV { height: 345px; }
.page_banner .pics .b1 { background: url(../images/banner1.jpg) no-repeat; }
.page_banner .pics .b2 { background: url(../images/banner2.jpg) no-repeat; }
.page_banner .pics .b3 { background: url(../images/banner3.jpg) no-repeat; }
.page_banner .flash { position: absolute; width: 530px; height: 98px; top: 300px; left: 235px; }