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Problem with window.prompt

 
Greenhorn
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Hi..
can anybody show me whats wrong with this script??

 
Rancher
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What is it supposed to do, and what does it actually do?
 
Albert Hopkins
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It calculates total price based on the quantity entered by the user.
 
Sheriff
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So what's the issue?
 
Albert Hopkins
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when I open it in IE or Firefox, only blank page appears. No window prompt for user input.
 
Ulf Dittmer
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All the code is in the document head, when it should be in the body. Or, even better, define it in functions in the head, which you then call from the body. I'm not sure it's possible to call document.writeln after the document has been laid out, though; probably not.
 
Bear Bibeault
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In fact, why are you writing the document in writeln's to being with?
 
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