Some time i am getting this error when a client side want to chat with admin

-----chat.rane.js.aspx, chat.rane.aspx not imported!!!------

Today i tried in mozilla browser still i am getting errors but differnet errors in mozilla.

admin is able to send invitation to user, when user/client click on invitation i mean "live chat" then pop-up window is opening
but with this errors.

http://localhost/dnn/DesktopModules/CuteSoft_Client/CuteChat/chat.rane.js.aspx, 1 illegal character

http://localhost/dnn/DesktopModules/CuteSoft_Client/CuteChat/chat.rane.js.aspx, 1 cutechatraneobjectbuilder is not defined

http://localhost/dnn/Desktopmodules/cuteSoft_client/CuteChat/Settings.js.aspx,1 Illegal character

http://localhost/dnn/DesktopModules/CuteSoft_Client/cuteChat/Chatui.js.aspx, i Illegal character window_error

http://localhost/dnn/DesktopModules/CuteSoft_Client/cuteChat/Chatclient.js, i chatService has no properties Window_error

after clicking all error's ok when a user/client  entering some text and clicking on "SEnd" button it's throwing this error.....

http://localhost/dnn/DesktopModules/CuteSoft_Client/cuteChat/Chatclient.aspx?Location=Support ChatUI_SendMessageWithFloodControl is not defined window_error

thanks