1 files changed, 1 insertions, 1 deletions

diff --git a/template.go b/template.go
index e7c6634..6e541e2 100644
--- a/template.go
+++ b/template.go
@@ -24,7 +24,7 @@ while (i--) {
   qry[i].addEventListener('click', function(e) {
     e.preventDefault();
     var resp=prompt("Please enter required input: ", "")
-    if (resp !== "") window.location = e.target.href + "?" + resp
+    if (resp !== null && resp !== "") window.location = e.target.href + "?" + resp
     return false;
   })
 }