Index: lams_tool_laqa/conf/language/lams/ApplicationResources_en_AU.properties
===================================================================
diff -u -rdd4087c8c38ddcf2e97af7fc2dda25a8c948bcf0 -redcb00b036697ee1a42eca4dd624e298131c0a9c
--- lams_tool_laqa/conf/language/lams/ApplicationResources_en_AU.properties	(.../ApplicationResources_en_AU.properties)	(revision dd4087c8c38ddcf2e97af7fc2dda25a8c948bcf0)
+++ lams_tool_laqa/conf/language/lams/ApplicationResources_en_AU.properties	(.../ApplicationResources_en_AU.properties)	(revision edcb00b036697ee1a42eca4dd624e298131c0a9c)
@@ -263,7 +263,7 @@
 
 label.allow.comments  =Allow learners to comment on responses
 label.comment  =Comment
-label.comment.textarea.tip  =Please, provide some comment here...
+label.comment.textarea.tip  =Comments here...
 label.rating.criterias  =Rating criterias
 label.add.criteria  =Add Criteria
 label.your.rating  =Your rating is {0}<br> Avg rating {1} out of {2} votes
Index: lams_tool_laqa/web/learning/mobile/AnswersContent.jsp
===================================================================
diff -u -r65a83a957c6c1160566e3e9d11a9c9a4d6e704f6 -redcb00b036697ee1a42eca4dd624e298131c0a9c
--- lams_tool_laqa/web/learning/mobile/AnswersContent.jsp	(.../AnswersContent.jsp)	(revision 65a83a957c6c1160566e3e9d11a9c9a4d6e704f6)
+++ lams_tool_laqa/web/learning/mobile/AnswersContent.jsp	(.../AnswersContent.jsp)	(revision edcb00b036697ee1a42eca4dd624e298131c0a9c)
@@ -36,29 +36,67 @@
 	<script type="text/javascript" src="${lams}includes/javascript/common.js"></script>
 	<script language="JavaScript" type="text/JavaScript">
 	
+		var minWordsLimitLabel = '<fmt:message key="label.minimum.number.words" ><fmt:param>{0}</fmt:param></fmt:message>';
+		
 		function submitMethod(actionMethod) {
+			document.QaLearningForm.method.value=actionMethod;
+		}
+		
+		function validateForm() {
+			var actionMethod = document.QaLearningForm.method.value;
+			
+			//validate answers
 			var submit = true;
 			if (actionMethod != 'getPreviousQuestion') {
-				jQuery(".text-area").each(function() {
-					if (jQuery.trim($(this).val()) == "") {
-						if (confirm("<fmt:message key="warning.empty.answers" />")) {
-							doSubmit(actionMethod);
-							return false;
-						} else {
-							this.focus();
-							//return submit = false;
-							return false;
-						}
+				
+				//check for min words limit 
+				jQuery(".min-words-limit-enabled").each(function() {
+					
+					var questionId = $(this).data("sequence-id");
+					var isCkeditor = $(this).data("is-ckeditor");
+					
+					var value;
+					var instance;
+					if (isCkeditor) {
+						instance = CKEDITOR.instances["answer" + questionId];
+					    value = CKEDITOR.instances["answer" + questionId].getData();
+					    
+					} else {
+						instance = $("#answer"+ questionId);
+						value =  $("#answer"+ questionId).val();
 					}
+					
+					var numberEnteredWords = getNumberOfWords(value); 
+					
+					var minWordsLimit = $(this).data("min-words-limit");
+					if (numberEnteredWords < minWordsLimit) {
+						var minWordsLimitLabelStr = minWordsLimitLabel.replace("{0}", ": " + minWordsLimit);
+						alert("<fmt:message key="label.question" /> "+ questionId +". " +  minWordsLimitLabelStr);
+						instance.focus();
+						return submit = false;
+					}
 				});
+	
+				//check for blank answers
+				if (submit) {
+					jQuery(".text-area").each(function() {
+						if (jQuery.trim($(this).val()) == "") {
+							if (confirm("<fmt:message key="warning.empty.answers" />")) {
+								doSubmit(actionMethod);
+								return submit = false;
+							} else {
+								this.focus();
+								return submit = false;
+							}
+						}
+					});
+				}
 			}
-			if (submit) {
-				doSubmit(actionMethod);
-			}
+			
+			return submit;
 		}
 		
 		function doSubmit(actionMethod) {
-			document.QaLearningForm.method.value=actionMethod; 
 			document.QaLearningForm.submit();
 		}
 		
@@ -101,6 +139,26 @@
 		   );
 		}
 		
+		//bind to pagebeforechange in order to prevent form submition (as per https://github.com/jquery/jquery-mobile/issues/729)
+		$(document).bind('pageinit', function(){
+			
+			$('#learningForm').submit(function (e) {
+
+			    //cache the form element for use in this function
+			    var $this = $(this);
+
+			    //prevent the default submission of the form
+			    e.preventDefault();
+
+			    if (validateForm()) {
+			    	//run an AJAX post request
+				    $.post($this.attr('action'), $this.serialize());
+			    } else {
+			    	return false;
+			    }
+			});
+		});
+		
 	</script>
 </lams:head>
 
Index: lams_tool_laqa/web/learning/mobile/CombinedAnswersContent.jsp
===================================================================
diff -u -r6c5d0c6b8ff17d661580df2c265f2dcabfe7d76c -redcb00b036697ee1a42eca4dd624e298131c0a9c
--- lams_tool_laqa/web/learning/mobile/CombinedAnswersContent.jsp	(.../CombinedAnswersContent.jsp)	(revision 6c5d0c6b8ff17d661580df2c265f2dcabfe7d76c)
+++ lams_tool_laqa/web/learning/mobile/CombinedAnswersContent.jsp	(.../CombinedAnswersContent.jsp)	(revision edcb00b036697ee1a42eca4dd624e298131c0a9c)
@@ -24,17 +24,25 @@
 					<c:if test="${questionEntry.value.required}">
 						<fmt:message key="label.required" />
 					</c:if>
+					<c:if test="${questionEntry.value.minWordsLimit != 0}">
+						<fmt:message key="label.minimum.number.words" >
+							<fmt:param>&nbsp;${questionEntry.value.minWordsLimit}</fmt:param>
+						</fmt:message>
+					</c:if>
 					<c:out value="${questionEntry.value.question}" escapeXml="false" />
 				</p>
 					
 				<p class="small-space-top">
 					<strong><fmt:message key="label.answer" /></strong>
 				</p>
 					
-				<div class="small-space-bottom">
+				<div data-sequence-id="${questionEntry.key}" data-is-ckeditor="${generalLearnerFlowDTO.allowRichEditor}"
+						data-min-words-limit="${questionEntry.value.minWordsLimit}"
+						class="small-space-bottom <c:if test="${questionEntry.value.minWordsLimit != 0}">min-words-limit-enabled</c:if>"
+				>
 					<c:choose>
 						<c:when test="${hasEditRight}">
-							<lams:textarea name="answer${questionEntry.key}" rows="5" cols="60" class="text-area" ><c:out value='${answerEntry.value}' escapeXml='false' /></lams:textarea>
+							<lams:textarea name="answer${questionEntry.key}" id="answer${questionEntry.key}" rows="5" cols="60" class="text-area" ><c:out value='${answerEntry.value}' escapeXml='false' /></lams:textarea>
 						</c:when>
 						
 						<c:otherwise>
Index: lams_tool_laqa/web/learning/mobile/SequentialAnswersContent.jsp
===================================================================
diff -u -r838ac822196755c5890b6cc762e255b9112647fc -redcb00b036697ee1a42eca4dd624e298131c0a9c
--- lams_tool_laqa/web/learning/mobile/SequentialAnswersContent.jsp	(.../SequentialAnswersContent.jsp)	(revision 838ac822196755c5890b6cc762e255b9112647fc)
+++ lams_tool_laqa/web/learning/mobile/SequentialAnswersContent.jsp	(.../SequentialAnswersContent.jsp)	(revision edcb00b036697ee1a42eca4dd624e298131c0a9c)
@@ -23,6 +23,11 @@
 					<c:if test="${questionEntry.value.required}">
 						<fmt:message key="label.required" />
 					</c:if>
+					<c:if test="${questionEntry.value.minWordsLimit != 0}">
+						<fmt:message key="label.minimum.number.words" >
+							<fmt:param>&nbsp;${questionEntry.value.minWordsLimit}</fmt:param>
+						</fmt:message>
+					</c:if>					
 					<br>
 					<c:out value="${questionEntry.value.question}" escapeXml="false" />
 				</p>
@@ -31,8 +36,11 @@
 					<strong><fmt:message key="label.answer" /> </strong>
 				</p>
 	
-				<div class="space-bottom">
-					<lams:textarea  name="answer" rows="5" cols="60" class="text-area" ><c:out value='${generalLearnerFlowDTO.currentAnswer}' escapeXml='false' /></lams:textarea>
+				<div data-sequence-id="${questionEntry.key}" data-is-ckeditor="${generalLearnerFlowDTO.allowRichEditor}"
+					 data-min-words-limit="${questionEntry.value.minWordsLimit}"
+					class="space-bottom <c:if test="${questionEntry.value.minWordsLimit != 0}">min-words-limit-enabled</c:if>"
+				>
+					<lams:textarea  name="answer" id="answer${questionEntry.key}" rows="5" cols="60" class="text-area" ><c:out value='${generalLearnerFlowDTO.currentAnswer}' escapeXml='false' /></lams:textarea>
 				</div>
 				
 				<html:hidden property="currentQuestionIndex"value="${questionEntry.key}" />