diff --git a/web/common-function.js b/web/common-function.js
index 00f86a52f..34c11abd6 100644
--- a/web/common-function.js
+++ b/web/common-function.js
@@ -380,8 +380,10 @@ function selectAll() {
 function clearAll() {
   if (the.editor) {
     the.editor.setValue('');
+    the.editor.focus();
   } else {
     $('#source').val('');
+    $('#source').focus();
   }
 }