#iconDiv1{display:none;}.oc_bg{background:url(../images/onlineContact_bg.png) no-repeat; z-index: 9999999}.btn{display:inline-block;text-decoration:none;cursor:pointer}
#big_C{position:fixed;_position:absolute;width:89px;height:301px;right:0px;top:50px}
#big_C .btn1{position:absolute;width:19px;height:19px;top:70px;right:0px;background-position:-176px -83px}
#big_C .btn2{position:absolute;width:63px;height:63px;top:120px;left:28px;background-position:-124px -21px}
#big_C .btn2:hover{background-position:-193px -21px}
#big_C .btn3{position:absolute;width:72px;height:24px;top:175px;left:12px;background-position:-101px -202px}
#big_C .btn3:hover{background-position:-102px -179px}
#big_C .btn4{position:absolute;width:68px;height:24px;left:18px;top:200px;background-position:-175px -202px}
#big_C .btn4:hover{background-position:-175px -179px}
#big_C .btn5{position:absolute;width:66px;height:26px;top:262px;left:19px;background-position:-178px -235px}
#big_C .btn5:hover{background-position:-107px -235px}
#big_C .btn6{display:none;position:absolute;width:84px;height:35px;top:288px;left:6px;background-position:-90px -83px}
#big_C .btn6:hover{background-position:-90px -123px}
#big_C .btn7{position:absolute;width:64px;height:24px;top:224px;left:18px;background-position:-107px -268px}
#big_C .btn7:hover{background-position:-174px  -268px}
#small_C{position:fixed;_position:absolute;width:28px;height:91px;right:1px;top:300px;background-position:-250px -174px}
#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;left: -135px;}