Index: lams_tool_chat/web/pages/learning/learning.jsp
===================================================================
diff -u -r83811002f3d39ce647ddfe30f9371ad10bd499af -re38ccb291b2f0b9257a65f331ed05ef8a5d45764
--- lams_tool_chat/web/pages/learning/learning.jsp	(.../learning.jsp)	(revision 83811002f3d39ce647ddfe30f9371ad10bd499af)
+++ lams_tool_chat/web/pages/learning/learning.jsp	(.../learning.jsp)	(revision e38ccb291b2f0b9257a65f331ed05ef8a5d45764)
@@ -71,7 +71,7 @@
 			</div>
 			<div class="col-xs-12 col-sm-3 col-md-2 col-lg-2 ">
 				<div id="sendMessageButtonCell" class="voffset5">
-					<input id="sendMessageButton" class="btn btn-sm btn-default" type="button" onclick="javascript:sendChatToolMessage()"
+					<input id="sendMessageButton" class="btn btn-autoresize btn-default" type="button" onclick="javascript:sendChatToolMessage()"
 						value='<fmt:message key="button.send"/>' />
 				</div>
 			</div>