Index: lams_tool_forum/conf/xdoclet/struts-actions.xml
===================================================================
diff -u -rb2d0900461fb1911e1881b92bea75edb39c6401b -r139523bb20c86ecde4601e198801a737d96d7556
--- lams_tool_forum/conf/xdoclet/struts-actions.xml	(.../struts-actions.xml)	(revision b2d0900461fb1911e1881b92bea75edb39c6401b)
+++ lams_tool_forum/conf/xdoclet/struts-actions.xml	(.../struts-actions.xml)	(revision 139523bb20c86ecde4601e198801a737d96d7556)
@@ -233,6 +233,12 @@
 		    parameter="init" >
 			<forward name="load" path="tiles:/monitoring/forum/main" redirect="false" />	        
 		</action>
+		<action path="/monitoring/statistic" 
+			type="org.lamsfoundation.lams.tool.forum.web.actions.MonitoringAction"
+		    scope="request"
+		    parameter="statistic" >
+			<forward name="success" path="/jsps/monitoring/statisticpart.jsp"/>	        
+		</action>
 	
 		<action path="/monitoring/downloadMarks"
 			type="org.lamsfoundation.lams.tool.forum.web.actions.MonitoringAction"
Index: lams_tool_forum/src/java/org/lamsfoundation/lams/tool/forum/web/actions/MonitoringAction.java
===================================================================
diff -u -rb2d0900461fb1911e1881b92bea75edb39c6401b -r139523bb20c86ecde4601e198801a737d96d7556
--- lams_tool_forum/src/java/org/lamsfoundation/lams/tool/forum/web/actions/MonitoringAction.java	(.../MonitoringAction.java)	(revision b2d0900461fb1911e1881b92bea75edb39c6401b)
+++ lams_tool_forum/src/java/org/lamsfoundation/lams/tool/forum/web/actions/MonitoringAction.java	(.../MonitoringAction.java)	(revision 139523bb20c86ecde4601e198801a737d96d7556)
@@ -98,6 +98,10 @@
 		if (param.equals("init")) {
 			return init(mapping, form, request, response);
 		}
+		//refresh statistic page by Ajax call.
+		if (param.equals("statistic")) {
+			return statistic(mapping, form, request, response);
+		}
 		// ***************** Marks Functions ********************
 		if (param.equals("viewAllMarks")) {
 			return viewAllMarks(mapping, form, request, response);
@@ -695,7 +699,7 @@
 		try {
 			NumberFormat format = NumberFormat.getInstance();
 			format.setMaximumFractionDigits(1);
-			return new Float(Float.parseFloat(format.format(aver)));
+			return format.parse(format.format(aver)).floatValue();
 		} catch (Exception e) {
 			return new Float(0);
 		}
Index: lams_tool_forum/web/WEB-INF/struts-config.xml
===================================================================
diff -u -rb2d0900461fb1911e1881b92bea75edb39c6401b -r139523bb20c86ecde4601e198801a737d96d7556
--- lams_tool_forum/web/WEB-INF/struts-config.xml	(.../struts-config.xml)	(revision b2d0900461fb1911e1881b92bea75edb39c6401b)
+++ lams_tool_forum/web/WEB-INF/struts-config.xml	(.../struts-config.xml)	(revision 139523bb20c86ecde4601e198801a737d96d7556)
@@ -266,6 +266,12 @@
 		    parameter="init" >
 			<forward name="load" path="tiles:/monitoring/forum/main" redirect="false" />	        
 		</action>
+		<action path="/monitoring/statistic" 
+			type="org.lamsfoundation.lams.tool.forum.web.actions.MonitoringAction"
+		    scope="request"
+		    parameter="statistic" >
+			<forward name="success" path="/jsps/monitoring/statisticpart.jsp"/>	        
+		</action>
 		<action path="/monitoring/downloadMarks"
 			type="org.lamsfoundation.lams.tool.forum.web.actions.MonitoringAction"
 			input="tiles:/monitoring/forum/listContentUsers"
Index: lams_tool_forum/web/jsps/monitoring/header.jsp
===================================================================
diff -u -r6852794f79069c9b70ee194f74677323d0bf14b7 -r139523bb20c86ecde4601e198801a737d96d7556
--- lams_tool_forum/web/jsps/monitoring/header.jsp	(.../header.jsp)	(revision 6852794f79069c9b70ee194f74677323d0bf14b7)
+++ lams_tool_forum/web/jsps/monitoring/header.jsp	(.../header.jsp)	(revision 139523bb20c86ecde4601e198801a737d96d7556)
@@ -20,7 +20,45 @@
 		var tag = document.getElementById("currentTab");
 		tag.value = tabId;
 		selectTab(tabId);
+		
+    	//for statistic page change:
+    	if(tabId == 4)
+    		doStatistic();	 		
 	}
-
+	var statisticTargetDiv = "statisticArea";
+	function doStatistic(){
+		var url = "<c:url value="/monitoring/statistic.do"/>";
+	    var reqIDVar = new Date();
+		var param = "toolContentID=" + ${param.toolContentID} +"&reqID="+reqIDVar.getTime();
+		messageLoading();
+	    var myAjax = new Ajax.Updater(
+		    	statisticTargetDiv,
+		    	url,
+		    	{
+		    		method:'get',
+		    		parameters:param,
+		    		onComplete:messageComplete,
+		    		evalScripts:true
+		    	}
+	    );
+		
+	}
+	
+	function showBusy(targetDiv){
+		if($(targetDiv+"_Busy") != null){
+			Element.show(targetDiv+"_Busy");
+		}
+	}
+	function hideBusy(targetDiv){
+		if($(targetDiv+"_Busy") != null){
+			Element.hide(targetDiv+"_Busy");
+		}				
+	}
+	function messageLoading(){
+		showBusy(statisticTargetDiv);
+	}
+	function messageComplete(){
+		hideBusy(statisticTargetDiv);
+	}        
 	//]]>        
 </script>
\ No newline at end of file
Index: lams_tool_forum/web/jsps/monitoring/monitoring.jsp
===================================================================
diff -u -rdf638eb558ae2d18b300343911aa8e07e66e9697 -r139523bb20c86ecde4601e198801a737d96d7556
--- lams_tool_forum/web/jsps/monitoring/monitoring.jsp	(.../monitoring.jsp)	(revision df638eb558ae2d18b300343911aa8e07e66e9697)
+++ lams_tool_forum/web/jsps/monitoring/monitoring.jsp	(.../monitoring.jsp)	(revision 139523bb20c86ecde4601e198801a737d96d7556)
@@ -1,8 +1,8 @@
 <%@ include file="/common/taglibs.jsp"%>
-
+<input type="hidden" name="currentTab" id="currentTab" />
 <div id="header">
 
-	<lams:Tabs>
+	<lams:Tabs control="true">
 		<lams:Tab id="1" key="monitoring.tab.summary" />
 		<lams:Tab id="2" key="monitoring.tab.instructions" />
 		<lams:Tab id="3" key="monitoring.tab.edit.activity" />
Index: lams_tool_forum/web/jsps/monitoring/statistic.jsp
===================================================================
diff -u -rdf638eb558ae2d18b300343911aa8e07e66e9697 -r139523bb20c86ecde4601e198801a737d96d7556
--- lams_tool_forum/web/jsps/monitoring/statistic.jsp	(.../statistic.jsp)	(revision df638eb558ae2d18b300343911aa8e07e66e9697)
+++ lams_tool_forum/web/jsps/monitoring/statistic.jsp	(.../statistic.jsp)	(revision 139523bb20c86ecde4601e198801a737d96d7556)
@@ -1,83 +1,4 @@
 <%@ include file="/includes/taglibs.jsp"%>
-<html:errors />
-
-<script type="text/javascript" src="<html:rewrite page='/includes/scripts.jsp'/>"></script>
-
-<c:forEach var="element" items="${topicList}">
-	<c:set var="toolSessionDto" value="${element.key}" />
-	<c:set var="sessionTopicList" value="${element.value}" />
-	<c:forEach var="totalMsg" items="${totalMessage}">
-		<c:if test="${totalMsg.key eq toolSessionDto.sessionID}">
-			<c:set var="sessionTotalMessage" value="${totalMsg.value}" />
-		</c:if>
-	</c:forEach>
-	<c:forEach var="avaMark" items="${markAverage}">
-		<c:if test="${avaMark.key eq toolSessionDto.sessionID}">
-			<c:set var="sessionMarkAverage" value="${avaMark.value}" />
-		</c:if>
-	</c:forEach>
-
-	<table cellpadding="0">
-		<tr>
-			<th colspan="2">
-				<fmt:message key="message.session.name" />
-				:
-				<c:out value="${toolSessionDto.sessionName}" />
-			</th>
-		</tr>
-
-		<tr>
-			<td colspan="2">
-				<table>
-					<tr>
-						<th scope="col" width="50%">
-							<fmt:message key="lable.topic.title.subject" />
-						</th>
-						<th scope="col" width="25%">
-							<fmt:message key="lable.topic.title.message.number" />
-						</th>
-						<th scope="col" width="25%">
-							<fmt:message key="lable.topic.title.average.mark" />
-						</th>
-					</tr>
-					<c:forEach items="${sessionTopicList}" var="topic">
-						<tr>
-							<td valign="MIDDLE" width="48%">
-								<c:set var="viewtopic">
-									<html:rewrite page="/monitoring/viewTopic.do?messageID=${topic.message.uid}&amp;create=${topic.message.created.time}" />
-								</c:set>
-								<html:link href="javascript:launchPopup('${viewtopic}');">
-									<c:out value="${topic.message.subject}" />
-								</html:link>
-							</td>
-							<td>
-								<c:out value="${topic.message.replyNumber+1}" />
-							</td>
-							<td>
-								<c:out value="${topic.mark}" />
-							</td>
-						</tr>
-					</c:forEach>
-				</table>
-			</td>
-		</tr>
-
-		<tr>
-			<td class="field-name" width="30%">
-				<fmt:message key="lable.monitoring.statistic.total.message" />
-			</td>
-			<td>
-				<c:out value="${sessionTotalMessage}" />
-			</td>
-		</tr>
-		<tr>
-			<td class="field-name" width="30%">
-				<fmt:message key="label.monitoring.statistic.average.mark" />
-			</td>
-			<td>
-				<c:out value="${sessionMarkAverage}" />
-			</td>
-		</tr>
-	</table>
-</c:forEach>
-
+<div id="statisticArea">
+	<%@ include file="statisticpart.jsp"%>
+</div>
\ No newline at end of file
Index: lams_tool_forum/web/jsps/monitoring/statisticpart.jsp
===================================================================
diff -u
--- lams_tool_forum/web/jsps/monitoring/statisticpart.jsp	(revision 0)
+++ lams_tool_forum/web/jsps/monitoring/statisticpart.jsp	(revision 139523bb20c86ecde4601e198801a737d96d7556)
@@ -0,0 +1,78 @@
+<%@ include file="/common/taglibs.jsp"%>
+<c:forEach var="element" items="${topicList}">
+	<c:set var="toolSessionDto" value="${element.key}" />
+	<c:set var="sessionTopicList" value="${element.value}" />
+	<c:forEach var="totalMsg" items="${totalMessage}">
+		<c:if test="${totalMsg.key eq toolSessionDto.sessionID}">
+			<c:set var="sessionTotalMessage" value="${totalMsg.value}" />
+		</c:if>
+	</c:forEach>
+	<c:forEach var="avaMark" items="${markAverage}">
+		<c:if test="${avaMark.key eq toolSessionDto.sessionID}">
+			<c:set var="sessionMarkAverage" value="${avaMark.value}" />
+		</c:if>
+	</c:forEach>
+
+	<table cellpadding="0">
+		<tr>
+			<th colspan="2">
+				<fmt:message key="message.session.name" />
+				:
+				<c:out value="${toolSessionDto.sessionName}" />
+			</th>
+		</tr>
+
+		<tr>
+			<td colspan="2">
+				<table>
+					<tr>
+						<th scope="col" width="50%">
+							<fmt:message key="lable.topic.title.subject" />
+						</th>
+						<th scope="col" width="25%">
+							<fmt:message key="lable.topic.title.message.number" />
+						</th>
+						<th scope="col" width="25%">
+							<fmt:message key="lable.topic.title.average.mark" />
+						</th>
+					</tr>
+					<c:forEach items="${sessionTopicList}" var="topic">
+						<tr>
+							<td valign="MIDDLE" width="48%">
+								<c:set var="viewtopic">
+									<html:rewrite page="/monitoring/viewTopic.do?messageID=${topic.message.uid}&amp;create=${topic.message.created.time}" />
+								</c:set>
+								<html:link href="javascript:launchPopup('${viewtopic}');">
+									<c:out value="${topic.message.subject}" />
+								</html:link>
+							</td>
+							<td>
+								<c:out value="${topic.message.replyNumber+1}" />
+							</td>
+							<td>
+								<c:out value="${topic.mark}" />
+							</td>
+						</tr>
+					</c:forEach>
+				</table>
+			</td>
+		</tr>
+
+		<tr>
+			<td class="field-name" width="30%">
+				<fmt:message key="lable.monitoring.statistic.total.message" />
+			</td>
+			<td>
+				<c:out value="${sessionTotalMessage}" />
+			</td>
+		</tr>
+		<tr>
+			<td class="field-name" width="30%">
+				<fmt:message key="label.monitoring.statistic.average.mark" />
+			</td>
+			<td>
+				<c:out value="${sessionMarkAverage}" />
+			</td>
+		</tr>
+	</table>
+</c:forEach>