diff --git a/app/assets/javascripts/osem-datepickers.js b/app/assets/javascripts/osem-datepickers.js
index c26a93a3..efac362e 100644
--- a/app/assets/javascripts/osem-datepickers.js
+++ b/app/assets/javascripts/osem-datepickers.js
@@ -1,20 +1,47 @@
 $(function () {
   $("#registration-arrival-datepicker").datetimepicker({
       pickTime: true,
-      format: "YYYY-MM-DD hh:mm"
+      useCurrent: false,
+      minuteStepping: 15,
+      sideBySide: true,
+      format: "YYYY-MM-DD HH:mm"
   });
   $("#registration-departure-datepicker").datetimepicker({
       pickTime: true,
-      format: "YYYY-MM-DD hh:mm"
+      useCurrent: false,
+      minuteStepping: 15,
+      sideBySide: true,
+      format: "YYYY-MM-DD HH:mm"
   });
+  $("#registration-arrival-datepicker").on("dp.change",function (e) {
+      console.log (e.date)
+      $('#registration-departure-datepicker').data("DateTimePicker").setDate(e.date);
+      $('#registration-departure-datepicker').data("DateTimePicker").setMinDate(e.date);
+  });
+  $("#conference-end-datepicker").on("dp.change",function (e) {
+      $('#registration-arrival-datepicker').data("DateTimePicker").setMaxDate(e.date);
+  });
+
+
   $("#conference-start-datepicker").datetimepicker({
       pickTime: false,
+      useCurrent: false,
       format: "YYYY-MM-DD"
   });
   $("#conference-end-datepicker").datetimepicker({
       pickTime: false,
+      useCurrent: false,
       format: "YYYY-MM-DD"
   });
+  $("#conference-start-datepicker").on("dp.change",function (e) {
+      console.log (e.date)
+      $('#conference-end-datepicker').data("DateTimePicker").setDate(e.date);
+      $('#conference-end-datepicker').data("DateTimePicker").setMinDate(e.date);
+  });
+  $("#conference-end-datepicker").on("dp.change",function (e) {
+      $('#conference-start-datepicker').data("DateTimePicker").setMaxDate(e.date);
+  });
+
   $("#registration-period-start-datepicker").datetimepicker({
       format: "YYYY-MM-DD",
       pickTime: false,
@@ -25,6 +52,15 @@ $(function () {
       pickTime: false,
       pickSeconds: false
   });
+  $("#registration-period-start-datepicker").on("dp.change",function (e) {
+      console.log (e.date)
+      $('#registration-period-end-datepicker').data("DateTimePicker").setDate(e.date);
+      $('#registration-period-end-datepicker').data("DateTimePicker").setMinDate(e.date);
+  });
+  $("#registration-period-end-datepicker").on("dp.change",function (e) {
+      $('#registration-period-start-datepicker').data("DateTimePicker").setMaxDate(e.date);
+  });
+
   $(".target-due-date-datepicker").datetimepicker({
       pickTime: false,
       format: "YYYY-MM-DD"