diff --git a/zsite/static/js/snippets.js b/zsite/static/js/snippets.js
index 02025a7..8496879 100644
--- a/zsite/static/js/snippets.js
+++ b/zsite/static/js/snippets.js
@@ -35,3 +35,8 @@ $(function() {
         
 });
 
+function setCookie(key, value) {
+    var expires = new Date();
+    expires.setTime(expires.getTime() + (1 * 24 * 60 * 60 * 1000));
+    document.cookie = key + '=' + value + ';expires=' + expires.toUTCString();
+}