#iconDiv1{display:none;}.oc_bg{background:url(../images/onlinecontact_bg.png) no-repeat}
.btn{display:inline-block;text-decoration:none;cursor:pointer}
#big_C{position:fixed;_position:absolute;width:110px;height:301px;right:0px;top:100px; z-index:33;}
#big_C .btn1{position:absolute;width:19px;height:19px;bottom:2px;left:80px;background-position:-176px -83px}
#big_C .btn2{position:absolute;width:98px;height:63px;top:118px;left:-2px;background-position:-106px -13px}
#big_C .btn2:hover{background-position:-106px -13px}
#big_C .btn3{position:absolute;width:78px;height:24px;top:188px;left:15px;background-position:-110px -202px}
#big_C .btn3:hover{background-position:-110px -202px}
#big_C .btn4{position:absolute;width:78px;height:24px;left:15px;top:220px;background-position:-110px -202px}
#big_C .btn4:hover{background-position:-110x -202px}
#big_C .btn5{position:absolute;width:56px;height:26px;top:262px;left:22px;background-position:-178px -235px}
#big_C .btn5:hover{background-position:-178px -235px}
#big_C .btn6{display:none;position:absolute;width:28px;height:85px;top:140px;left:-27px;background-position:-136px -84px}
#big_C .btn6:hover{background-position:-136px -84px}
#small_C{position:fixed;_position:absolute;width:28px;height:91px;right:1px;top:300px;background-position:-250px -174px; z-index:33;}
#small_C .btn1{display:none;position:absolute;width:28px;height:28px;left:0px;bottom:-28px;background-position:-207px -108px}
#small_C .btn1:hover{background-position:-175px -108px}
#small_C .stb{position:absolute;width:28px;height:91px;right:1px;top:0px}
#big_C #wx{display: none;width: 150px;height: 150px;position: absolute;top: 220px;right: -150px;}