First we need to refer following SharePoint related JavaScript and jQuery <script type= "text/javascript" src= "YourLocation/Scripts/jquery-2.0.1.min.js" ></script> <script type= "text/javascript" src= "/_layouts/15/MicrosoftAjax.js" ></script> <script type= "text/javascript" src= "/_layouts/15/sp.runtime.js" ></script> <script type= "text/javascript" src= "/_layouts/15/sp.js" ></script> After That You can <script language= "javascript" type= "text/javascript" > // This will automatically disappear after some time SP.UI.Notify.addNotification( 'Processing...' , false ); // This will remove after you click or removed by a code SP.UI.Notify.addNotification( 'Processing...' , true ); </script> <script language= "javascript" type= "text/javascript" > // Set th...