teeradone return change

www/src/Template/Users/change_password.ctp

@@ -8,6 +8,14 @@
         </div>-->
 	<?php echo $this->Form->create(null, ['url' => ['controller' => 'Users','action' => 'changePassword/'.$token],'class' => 'form-horizontal','id' => '','name' => 'changePressword','role' => 'form', 'onsubmit' => 'return validateForm()']);?>
         <?php echo $this->Flash->render(); ?>
+            <div>
+                <div class="form-group has-feedback">
+                    <div class="col-md-12">
+                        <label class="label-text-sub"><?php echo __('รหัสผ่านเก่า');?></label>
+                        <input type="password" value="" name="oldpassword" placeholder="********" class="form-control-reg border-bottom-from" id="oldpassword" onkeyup='check();'>
+                        <span class="glyphicon glyphicon-eye-close form-control-feedback" id='message'></span>
+                    </div>
+                </div>
             </div>
             <div>
                 <div class="form-group has-feedback">
@@ -46,6 +54,16 @@
 <script>
     function validateForm() {
 
+        var password = document.forms["changePressword"]["oldpassword"].value;
+        if (password == null || password == "") {
+            alert("กรุณากรอก รหัสผ่านเก่า");
+            return false;
+        }
+            if(document.forms["changePressword"]["oldpassword"].value.length < 8)
+                {
+                       alert('กรุณาระบุรหัสผ่านเก่าอย่างน้อย 8 ตัวอักษร');
+                       return false;
+                }
         var password = document.forms["changePressword"]["password"].value;
         if (password == null || password == "") {
             alert("กรุณากรอก รหัสผ่านใหม่");