diff --git a/public/javascripts/validation.js b/public/javascripts/validation.js
index 24c8fdf2e..97c4b43e0 100644
--- a/public/javascripts/validation.js
+++ b/public/javascripts/validation.js
@@ -7,6 +7,9 @@ var Validation = {
     username: {
       characters: /^(|[A-Za-z0-9_]{0,32})$/,
       length: [6, 32]
+    }, 
+    email: {
+      characters: /^(([\w\.%\+\-]+)@([\w\-]+\.)+([\w]{2,}))(, *(([\w\.%\+\-]+)@([\w\-]+\.)+([\w]{2,})))*$/
     }
   },
   events: { 
@@ -15,10 +18,19 @@ var Validation = {
       if(!Validation.rules.username.characters.test(this.value + String.fromCharCode(evt.keyCode))) {
         evt.preventDefault();
       }
+    }, 
+    emailKeypress: function(evt) {
+      if(evt.charCode === 0) { return; }
+      if(!Validation.rules.email.characters.test(this.value + String.fromCharCode(evt.charCode))) {
+        $('#user_email').css('border-color', '#8B0000');
+      } else {
+        $('#user_email').css('border-color', '#666666');
+      }
     }
   }
 };
 
 $(function() { 
   $("#user_username").keypress(Validation.events.usernameKeypress);
+  $("#user_email").keypress(Validation.events.emailKeypress);
 });