diff --git a/validator.js b/validator.js
index 860dab4..fc1418a 100644
--- a/validator.js
+++ b/validator.js
@@ -1,7 +1,48 @@
+//insert your code here
+$("li").hide();
 
-  //insert your code here
- 
 $(function(){
-
   //insert your code here
+
+  $(function(){
+    var password = $("input[type=password]")
+    var submit = $("input[type=submit]")
+    var email = $("input[type=text]")
+
+    submit.click(function(){
+      // email validation
+      // RFC 2822
+      var reRFC2822 = /(?:[a-z0-9!#$%&'*+/=?^_`{|}~-]+(?:\.[a-z0-9!#$%&'*+/=?^_`{|}~-]+)*|"(?:[\x01-\x08\x0b\x0c\x0e-\x1f\x21\x23-\x5b\x5d-\x7f]|\\[\x01-\x09\x0b\x0c\x0e-\x7f])*")@(?:(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?|\[(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?|[a-z0-9-]*[a-z0-9]:(?:[\x01-\x08\x0b\x0c\x0e-\x1f\x21-\x5a\x53-\x7f]|\\[\x01-\x09\x0b\x0c\x0e-\x7f])+)\])/
+      if ( reRFC2822.test(email.val()) ) {
+        $("li:nth-child(1)").hide();
+      } else {
+        $("li:nth-child(1)").show();
+      }
+
+      // password length validation
+      if (password.val().length < 8) {
+        $("li:nth-child(2)").show();
+      } else {
+        $("li:nth-child(2)").hide();
+      }
+
+      // password capital letter requirement
+      var passcapre = /[A-Z]/
+      if (passcapre.test(password.val()) ) {
+        $("li:nth-child(3)").hide();
+      } else {
+        $("li:nth-child(3)").show();
+      }
+
+      // password number requirement
+      var passcapre = /[0-9]/
+      if (passcapre.test(password.val()) ) {
+        $("li:nth-child(4)").hide();
+      } else {
+        $("li:nth-child(4)").show();
+      }
+
+    });
+  });
+
 });