.selector {width: 176px; height: 32px; line-height: 32px; background: url("../img/select.png") left top no-repeat; display: inline-block; padding-left: 10px; position: relative; z-index: 10; font-family: Arial; font-size: 100%; vertical-align: middle; color: #555555; margin-right: 8px !important}
.selector select {display: inline-block; position: absolute; left: 0; top: 0; width: 186px; height: 32px; line-height: 32px; z-index: 100}