Disable dhtmlxcalendar_selector_obj

After 2 rimes click on left/right on (dhtmlxcalendar) It enable this object. How can I disable it ( dhtmlxcalendar_selector_obj) to have only the normal calendar.
hideTime() also doesn’t work it shows on caleander.

<input type="text" id="DateStart" onclick="setSens('DateEnd', 'max');" readonly="true" /><input type="hidden" id="DateStartHidden" /> 
                    and                     
<input type="text" id="DateEnd" onclick="setSens('DateStart', 'min');" readonly="true" /><input type="hidden" id="DateEndHidden" />
               

var myCalendar;         
        function doOnLoad() {
                myCalendar = new dhtmlXCalendarObject(["DateStart","DateEnd"]);
                myCalendar.hideTime();
                myCalendar.setWeekStartDay(7);      //Weeks starts from Sunday
                myCalendar.setDateFormat("%d/%m/%Y");
                myCalendar.setSkin("dhx_terrace");

                // init values
                var t = new Date();
                byId("DateStart").value = myCalendar.getFormatedDate(null, t);
                
                byId("DateEnd").value = myCalendar.getFormatedDate(null, t);
        }

        function setSens(id, k) {
                myCalendar.getFormatedDate(null, byId(id).value);                              
        }
        function byId(id) {
                return document.getElementById(id);
        }


For the others to know :
Because I was using ‘jquery.datepick.js’ for set rage date.

hideTime(true/false)