1 files changed, 7 insertions, 0 deletions
diff --git a/public/js/util.js b/public/js/util.js
new file mode 100644
index 0000000..e69d002
--- /dev/null
+++ b/public/js/util.js
@@ -0,0 +1,7 @@
+var LESS_THAN = /</g, GREATER_THAN = />/g, AMPERSAND = /&/g;
+function sanitize (s) {
+  if (s) {
+    return s.replace(LESS_THAN, '&lt;').replace(GREATER_THAN, '&gt;').replace(AMPERSAND, '&amp;');
+  }
+  return "";
+}
+\ No newline at end of file