diff --git a/app/views/crm/dining_queues/_form.html.erb b/app/views/crm/dining_queues/_form.html.erb
index 51e2c097..7c50a06d 100755
--- a/app/views/crm/dining_queues/_form.html.erb
+++ b/app/views/crm/dining_queues/_form.html.erb
@@ -11,8 +11,8 @@
             <%= f.input :queue_no , :class => "dining",:id => "dining", :readonly => true%>
             <%= f.hidden_field :customer_id %>
             <%= f.input :name %>
-            <%= f.input :contact_no %>
-            <%= f.input :seater %>
+            <%= f.input :contact_no , input_html: { min: 1, :onkeypress => "return isNumberKey(event);", :onkeyup => "notChar(this.value);" } %>
+            <%= f.input :seater , input_html: { min: 1, :onkeypress => "return isNumberKey(event);", :onkeyup => "notNegative(this.value);" } %>
             <%= f.input :remark %>
           </div>
           <br>
@@ -111,11 +111,29 @@
 
 
 <script type="text/javascript">
+
+  function isNumberKey(evt) {
+    var charCode = (evt.which) ? evt.which : event.keyCode;
+    if (charCode != 46 && charCode > 31 && (charCode < 48 || charCode > 57)) {
+      return false;
+    } else {
+      return true;
+    }      
+  }
+
+  function notNegative(val){
+    if(parseInt(val)< 1) $("#dining_queue_seater").val(0);
+  }
+
+  function notNegative(val){
+    if(typeof val == "string") $("#dining_queue_seater").val(0);
+  }
+
   $(document).ready(function(){
 
     if($('form').attr('id') == "new_dining_queue"){
-    	var queue_no = $('.generate_no').text();
-    	$('#dining_queue_queue_no').val(queue_no);
+      var queue_no = $('.generate_no').text();
+      $('#dining_queue_queue_no').val(queue_no);
     }
 
     $( "input" ).focusin(function() {