Index: lams_tool_sbmt/web/learner/runoffline.jsp
===================================================================
diff -u -rc25a09fb913ad54f4fdf424063e249223b81f4ab -r9431861fe1b792c5e46232ec926777c279bdb06c
--- lams_tool_sbmt/web/learner/runoffline.jsp	(.../runoffline.jsp)	(revision c25a09fb913ad54f4fdf424063e249223b81f4ab)
+++ lams_tool_sbmt/web/learner/runoffline.jsp	(.../runoffline.jsp)	(revision 9431861fe1b792c5e46232ec926777c279bdb06c)
@@ -11,6 +11,7 @@
 
 	<script type="text/javascript">
 		function finish(){
+			document.getElementById("finishButton").disabled = "disabled";
 			var finishUrl= "<html:rewrite page='/learner.do?method=finish&sessionMapID=${sessionMapID}'/>";
 			location.href= finishUrl;
 		}
@@ -68,7 +69,7 @@
 				</c:when>
 				<c:otherwise>
 					<html:button property="finishButton" onclick="javascript:finish();"
-						styleClass="button">
+						styleClass="button" styleId="finishButton">
 						<fmt:message key="button.finish" />
 					</html:button>
 				</c:otherwise>