/*  jQuery ready function. Specify a function to execute when the DOM is fully loaded.  */
$(document).ready(
  
  /* This is the function that will get executed after the DOM is fully loaded */
  function () {
    $( "#datepicker" ).datepicker({
      changeMonth: true,//this option for allowing user to select month
      changeYear: true, //this option for allowing user to select from year range
      yearRange: "c-15:c+0",
      dateFormat: "yy-mm-dd"
    });
    
    $( "#dateTo" ).datepicker({
      changeMonth: true,//this option for allowing user to select month
      changeYear: true, //this option for allowing user to select from year range
      yearRange: "c-15:c+0",
      dateFormat: "yy-mm-dd"
    });
  }

);

        <table>
            <tr>
                <td><strong>Радиус: </strong></td>
                <td><input type="text" name="radius" value="1000" /></td>
            </tr>
            <tr>
                <td><strong>Дата, от: </strong></td>
                <td><input type="text" id="datepicker"/></td>
            </tr>
            <tr>
                <td><strong>Дата, до: </strong></td>
                <td><input type="text" id="dateTo"/></td>
            </tr>
        </table>