Hi,
Please adjust the 'CuteSoft_Client/CuteChat/IntegrationUtility.js.aspx?Chat_StartPartialMessenger=1'
for example
/CuteSoft_Client/CuteChat/IntegrationUtility.js.aspx?Chat_StartPartialMessenger=1
but do not use D:\...\... , that is not a web path.
Regards,
Terry