prevent jumping

template/templates/user_balance_list.tpl

@@ -34,6 +34,7 @@
 </div>
 <script type="text/javascript">
     var clickFunction = function(event) {
+        event.preventDefault();
         $(event.target).off('click', clickFunction)
         $(event.target).addClass('in-progress');
         $(event.target).html('Küldés folyamatban...');