1. Fix for error message not showing up when you switched the parameter in the temporal vis & there happens to be no data available for that parameter for that organization.

productMods/WEB-INF/visualization/visualizations-beans-injection-fm.xml

@@ -71,7 +71,7 @@
                 -->
                 
                 <entry key="entity_comparison">
-                    <ref bean="entity_comparison"></ref>
+                    <ref bean="pub_temporal"></ref>
                 </entry>
                 
                                 
@@ -84,7 +84,7 @@
 				</entry>
 				
 				<entry key="entity_grant_count">
-					<ref bean="entity_grant_count"></ref>
+					<ref bean="grant_temporal"></ref>
 				</entry>	
 				                                
                 <entry key="grant_temporal">

productMods/js/visualization/entitycomparison/gui-event-manager.js

@@ -30,6 +30,8 @@ $(document).ready(function() {
         
         var selectedDataURL;
         
+        var oldParameter = currentParameter;
+        
         $.each(COMPARISON_PARAMETERS_INFO, function(index, parameter) {
         	
             if (parameter.value === selectedValue) {
@@ -58,12 +60,30 @@ $(document).ready(function() {
             success: function (data) {
     		
                 if (data.error) {
-                	options.bodyContainer.remove();
+                	options.bodyContainer.hide();
+                	
+                	/*
+                	 * When we reload data we would be reusing the already generated "error container" div. 
+                	 * So below is used to replace text taht is specific to the errors that would have caused
+                	 * due to the original parameters.
+                	 * */
+                	var alternateVisInfo = COMPARISON_PARAMETERS_INFO[currentParameter].value 
+                							+ " Temporal Graph "
+                							+ '<span id="noPubsOrGrants-span">|&nbsp;'
+                							+ '<a  href="' + COMPARISON_PARAMETERS_INFO[oldParameter].viewLink + '">'
+                							+ 'view ' + COMPARISON_PARAMETERS_INFO[oldParameter].pluralName + ' temporal graph</a></span>'
+                	
+                	options.errorContainer.find("#alternative-vis-info").html(alternateVisInfo);
+
+                	options.errorContainer
+                			.find("#comparison-parameter-unavailable-label")
+                			.text(COMPARISON_PARAMETERS_INFO[currentParameter].pluralName);
+                	
                 	options.errorContainer.show();
                 	options.responseContainer.unblock();
                 } else {
                 	options.bodyContainer.show();
-                	options.errorContainer.remove();
+                	options.errorContainer.hide();
                     temporalGraphProcessor.redoTemporalGraphRenderProcess(graphContainer, data);
                     options.responseContainer.unblock();
                 }
@@ -342,12 +362,12 @@ function getTemporalGraphData(temporalGraphDataURL,
 	        success: function (data) {
 	
 	            if (data.error) {
-	            	graphBodyDIV.remove();
+	            	graphBodyDIV.hide();
 	            	errorBodyDIV.show();
 	            	visContainerDIV.unblock();
 	            } else {
 	            	graphBodyDIV.show();
-	            	errorBodyDIV.remove();
+	            	errorBodyDIV.hide();
 	                temporalGraphProcessor.initiateTemporalGraphRenderProcess(graphContainer, data);
 	                visContainerDIV.unblock();
 	            }

productMods/templates/freemarker/visualization/entitycomparison/entityComparisonErrorCommonBody.ftl

@@ -9,11 +9,13 @@
 
 <h1 id="noPubsOrGrants-header">${organizationLabel}</h1>
 
-    <h3>${textForCurrentEntityComparisonType?capitalize} Temporal Graph 
+    <h3 id="alternative-vis-info">${textForCurrentEntityComparisonType?capitalize} Temporal Graph 
         <span id="noPubsOrGrants-span">|&nbsp;<a  href="${temporalGraphURL}">view ${textForOtherEntityComparisonType} temporal graph</a></span>
     </h3>
     <div id="error-body">
-        <p>This organization has neither sub-organizations nor people with ${textForCurrentEntityComparisonType} in the system. Please visit the full ${organizationLabel} <a href="${organizationVivoProfileURL}">profile page</a> for a more complete overview.</p>
+        <p>This organization has neither sub-organizations nor people with 
+        <span id="comparison-parameter-unavailable-label">${textForCurrentEntityComparisonType}</span> in the system. 
+        Please visit the full ${organizationLabel} <a href="${organizationVivoProfileURL}">profile page</a> for a more complete overview.</p>
     </div>
 
 </div>