SOURCE

$("#city").click(function (e) {
	SelCity(this,e);
    console.log("inout",$(this).val(),new Date())
});
$("#city").click();

<div style="width:420px;">
	<input type="text" id="city" placeholder="请选择地址" />
</div>

._citys {
  width: 450px;
  display: inline-block;
  border: 2px solid #eee;
  padding: 5px;
  position: relative;
}

._citys span {
  color: #56b4f8;
  height: 15px;
  width: 15px;
  line-height: 15px;
  text-align: center;
  border-radius: 3px;
  position: absolute;
  right: 10px;
  top: 10px;
  border: 1px solid #56b4f8;
  cursor: pointer;
}

._citys0 {
  width: 100%;
  height: 34px;
  display: inline-block;
  border-bottom: 2px solid #56b4f8;
  padding: 0;
  margin: 0;
}

._citys0 li {
  display: inline-block;
  line-height: 34px;
  font-size: 15px;
  color: #888;
  width: 80px;
  text-align: center;
  cursor: pointer;
}

.citySel {
  background-color: #56b4f8;
  color: #fff !important;
}

._citys1 {
  width: 100%;
  display: inline-block;
  padding: 10px 0;
}

._citys1 a {
  width: 83px;
  height: 35px;
  display: inline-block;
  background-color: #f5f5f5;
  color: #666;
  margin-left: 6px;
  margin-top: 3px;
  line-height: 35px;
  text-align: center;
  cursor: pointer;
  font-size: 13px;
  overflow: hidden;
}

._citys1 a:hover {
  color: #fff;
  background-color: #56b4f8;
}

.AreaS {
  background-color: #56b4f8 !important;
  color: #fff !important;
}