#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:89px; height:301px; right:0px; top:200px }
#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:118px; left:13px; background-position:-103px -13px }
#big_C .btn2:hover { background-position:-171px -13px }
#big_C .btn3 { position:absolute; width:68px; height:24px; top:188px; left:10px; background-position:-101px -202px }
#big_C .btn3:hover { background-position:-101px -174px }
#big_C .btn4 { position:absolute; width:68px; height:24px; left:10px; top:220px; background-position:-173px -202px }
#big_C .btn4:hover { background-position:-173px -174px }
#big_C .btn5 { position:absolute; width:56px; height:26px; top:262px; left:17px; background-position:-178px -235px }
#big_C .btn5:hover { background-position:-107px -235px }
#big_C .btn6 { display:none; position:absolute; width:29px; height:85px; top:140px; left:-25px; background-position:-135px -84px }
#big_C .btn6:hover { background-position:-101px -84px }
#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: -150px; }