chemical query is restored from session

frontend-js/src/main/js/minerva.js

@@ -65,6 +65,15 @@ function restoreDrugQuery(customMap) {
   }
 };
 
+function restoreChemicalQuery(customMap) {
+  var query = ServerConnector.getSessionData().getChemicalQuery();
+  if (query!==undefined) {
+    return customMap.getOverlayByName("chemical").searchByEncodedQuery(query);
+  } else {
+    return Promise.resolve();
+  }
+};
+
 function create(params) {
   var project = params.project;
   if (project===undefined) {
@@ -153,6 +162,8 @@ function create(params) {
     }).then(function(){
       return restoreDrugQuery(result);
     }).then(function(){
+      return restoreChemicalQuery(result);
+    }).then(function(){
       
       if (ServerConnector.getSessionData().getShowComments()) {
         result.getControl(ControlType.COMMENT_CHECKBOX).checked=true;