<input id="startDate" value="" readonly="true" type="text" style="cursor: pointer" class="user_datepicker ">
<input class="canlderImg" data-tag="start" type="image" src="../../i/canlder1.png">
<span>结束:</span>
<input id="endDate" value="" readonly="true" type="text" style="cursor:pointer;" class="user_datepicker">
<input class="canlderImg" data-tag="end" type="image" src="../../i/canlder1.png" >

$("#startDate").datepicker();

$("#endDate").datepicker();

//点击图片弹出日历控件则需要给图片绑定点击事件
$(.canlderImg).on("click",function(e){

var tag=$(e.target).attr("data-tag");
if(tag=="start"){
  $("#startDate").datepicker( "show" );
}else if(tag=="end"){
  $("#endDate").datepicker( "show" );
}

});