Stopping a movieClip

[font=Franklin Gothic Medium][color=black]Please help me! [/color][/font]
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[font=Franklin Gothic Medium][color=black]I need this movie to stop scrolling when it hits the red lines on either side. I know I have to define something about the .y line but I have no idea how. [/color][/font]
[font=Franklin Gothic Medium][size=1][color=black] [/color][/size][/font]
[font=Franklin Gothic Medium][size=1][color=black][size=2]Please have a look here:[/size] [/color][/size][/font]
[font=Franklin Gothic Medium][size=1][color=seagreen]http://www.mettebigum.info/exam/flash[/color][/size][/font]
[font=Franklin Gothic Medium][color=seagreen] [/color][/font]
[font=Franklin Gothic Medium][color=black]Can anyone give me a script that will stop the image?[/color][/font]
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[font=Franklin Gothic Medium]Please help me im desperate![/font]

/mette :huh: