/*页面内部，从上到下*/
#ad_923_60_1 { text-align:center; height:0px;margin-top:0px; margin-bottom:0px}
#ad_923_60_2 { clear:both;overflow:hidden; height:0px!important;margin-top:0px; margin-bottom:0px}
#ad_923_60_3 { clear:both;overflow:hidden; height:0px!important;margin-top:1px; margin-bottom:1px}
#ad_923_60_4 { text-align:center; height:0px;margin-top:0px; margin-bottom:0px}


/*
clear:both;overflow:hidden; height:0px!important;margin-top:0px; margin-bottom:0px
*/