description improved

frontend-js/src/main/js/gui/leftPanel/DrugPanel.js

@@ -10,7 +10,7 @@ var PanelControlElementType = require('../PanelControlElementType');
 
 function DrugPanel(params) {
   params.panelName = "drug";
-  params.helpTip = '<p>source: <a target="_drugbank" href="http://www.drugbank.ca/">DrugBank</a> and'
+  params.helpTip = '<p>source: <a target="_drugbank" href="http://www.drugbank.ca/">DrugBank</a> and '
       + '<a target="_drugbank" href="https://www.ebi.ac.uk/chembl/">ChEMBL</a></p>'
       + "<p>use of drug names, synonyms and brand names is supported<p>separate multiple search by semicolon</p>";
   AbstractDbPanel.call(this, params);