diff --git a/index.html b/index.html
index a914219..dfc1f1d 100644
--- a/index.html
+++ b/index.html
@@ -8,7 +8,7 @@
     <link rel='shortcut icon' type='image/x-icon' href='favicon.ico' />
     <link href="https://fonts.googleapis.com/css?family=Roboto" rel="stylesheet">
 
-    <script src="bitcore-lib-dash.js"></script>
+    <script src="./bitcore-lib-dash.js"></script>
 
     <script src="vendor/jquery/jquery-3.1.1.min.js"></script>
 
@@ -126,7 +126,7 @@
             $('#btnPrepare').click(function() {
 
                 var proposal = new ProposalGenerator(gov);
-
+                
                 var validProposal = proposal.validate();
 
                 if (validProposal) {
@@ -503,6 +503,23 @@ <h2>Wallet Commands</h2>
 
   </div>
 </div>
-
+<script>
+$('#name').on('input', function() {
+  var proposalName = $('#name').val();
+              console.log(proposalName)
+  var nameregex = /^[-_a-zA-Z0-9]{1,40}$/;
+  var isValid=nameregex.test(proposalName);
+  if (!isValid){
+    $('#name').addClass("validationError");
+    $('#btnPrepare').prop("disabled", true);
+  }else{
+    $('#name').removeClass("validationError");
+    $('#btnPrepare').prop("disabled", false);
+  }
+      $('#url').val("https://www.dashcentral.org/p/"+proposalName);
+});
+</script>
 </body>
 </html>
+
+