--- a/modules/org.openbravo.client.application/web/org.openbravo.client.application/js/form/formitem/ob-formitem-date.js	Sun Feb 03 20:41:23 2013 +0100
+++ b/modules/org.openbravo.client.application/web/org.openbravo.client.application/js/form/formitem/ob-formitem-date.js	Mon Feb 04 03:21:41 2013 +0100
@@ -11,7 +11,7 @@
  * under the License.
  * The Original Code is Openbravo ERP.
  * The Initial Developer of the Original Code is Openbravo SLU
- * All portions are Copyright (C) 2011-2012 Openbravo SLU
+ * All portions are Copyright (C) 2011-2013 Openbravo SLU
  * All Rights Reserved.
  * Contributor(s):  ______________________________________.
  ************************************************************************
@@ -236,6 +236,26 @@
     this.doInit();
   },
 
+  getDateWithNewTime: function (date, time) {
+    var newDate, newTime, ret = date;
+    if (time) {
+      newTime = isc.Time.parseInput(time);
+    }
+    if (date && isc.isA.Date(date) && newTime && isc.isA.Date(newTime)) {
+      date.setHours(newTime.getHours(), newTime.getMinutes(), newTime.getSeconds());
+      ret = date;
+    }
+    return ret;
+  },
+
+  setValue: function () {
+    var newArguments = arguments;
+    if (this.fixedTime && arguments[0] && isc.isA.Date(arguments[0])) {
+      newArguments[0] = this.getDateWithNewTime(newArguments[0], this.fixedTime);
+    }
+    return this.Super('setValue', newArguments);
+  },
+
   expandValue: function () {
     var newValue = this.parseValue(),
         oldValue = this.blurValue();
@@ -260,6 +280,9 @@
     if (this.textField._textChanged) {
       this.expandValue();
       this.Super('updateValue', arguments);
+      if (this.fixedTime && this.getValue() && isc.isA.Date(this.getValue())) {
+        this.setValue(this.getValue()); // To force change the time with the fixed time (if exists) after expandValue
+      }
       //  when the date field has a callout and all the mandatory fields have been entered, 
       //  the grid does not save the value before making the FIC call, so the value has to 
       //  be saved explicitly

--- a/modules/org.openbravo.client.application/web/org.openbravo.client.application/js/form/formitem/ob-formitem-datetime.js	Sun Feb 03 20:41:23 2013 +0100
+++ b/modules/org.openbravo.client.application/web/org.openbravo.client.application/js/form/formitem/ob-formitem-datetime.js	Mon Feb 04 03:21:41 2013 +0100
@@ -11,7 +11,7 @@
  * under the License.
  * The Original Code is Openbravo ERP.
  * The Initial Developer of the Original Code is Openbravo SLU
- * All portions are Copyright (C) 2011-2012 Openbravo SLU
+ * All portions are Copyright (C) 2011-2013 Openbravo SLU
  * All Rights Reserved.
  * Contributor(s):  ______________________________________.
  ************************************************************************
@@ -126,15 +126,24 @@
 // == OBDateItem properties ==
 isc.OBDateTimeItem.addProperties({
   showTime: true,
+  fixedTime: null,
 
   blurValue: function () {
-    var value = OB.Utilities.Date.OBToJS(this.dateTextField.getElementValue(), OB.Format.dateTime);
-    this.setValue(value);
-    return value;
+    if (this.showTime) {
+      var value = OB.Utilities.Date.OBToJS(this.dateTextField.getElementValue(), OB.Format.dateTime);
+      this.setValue(value);
+      return value;
+    } else {
+      return this.Super('blurValue', arguments);
+    }
   },
 
   parseValue: function () {
-    return this.dateTextField.getElementValue();
+    if (this.showTime) {
+      return this.dateTextField.getElementValue();
+    } else {
+      return this.Super('parseValue', arguments);
+    }
   },
 
   // ** {{{ change }}} **
@@ -145,9 +154,14 @@
       return;
     }
     // prevent change events from happening
-    var completedDate = isc.OBDateTimeItem.autoCompleteDate(item.dateFormat, value, this);
-    if (completedDate !== oldValue) {
-      item.setValue(completedDate);
+    if (!this.fixedTime || !this.getValue()) {
+      //FIXME: autoCompleteDate works wrong if partial time has been set
+      var completedDate = isc.OBDateTimeItem.autoCompleteDate(item.dateFormat, value, this);
+      if (completedDate !== oldValue) {
+        item.setValue(completedDate);
+      }
+    } else if (this.showTime && this.fixedTime) {
+      this.setValue(this.getValue()); // To force change the time with the fixed time (if exists)
     }
   },