When clicking showing up frame without typing anything in textbox? [ANSWERED]!!

Hi I when I was testing my script and I just clicked my button without out typing anything in the textbox the frame showed up. Can you help me when it's typed in then you press the enter button the frame shows up. Can you help?

script.Parent.MouseButton1Down:connect(function() 
            if string.lower(script.Parent.Parent.FeedBackFrame.TextFrame.TextBox.Text) == "credits" then
        print("Showing credits!")
        script.Parent.Parent.Parent.Websites.CreditsSite.Visible = true

    end
end)