29 lines
879 B
HTML
Executable File
29 lines
879 B
HTML
Executable File
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
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<html>
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<head>
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<title>Example 4.24</title>
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<script>
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function getBracelet()
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{
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var bracelets = (prompt("How many bracelets do you want?"," "));
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var check = bracelets % 1;
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while ((isNaN(bracelets)) || (check != 0) || (bracelets < 0))
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{
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bracelets = prompt("Please enter a positive whole number. How many bracelets do you want?"," ");
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var check = bracelets % 1;
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}
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document.getElementById("theOrder").innerHTML ="<h3>You are ordering " + bracelets + " bracelets.<br /> Thank you.</h3>";
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}
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</script>
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</<head>
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<body>
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<table align ="center" width ="70%" ><tr><td colspan ="2">
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<h1> </h2>
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<h1>Order Your Bracelets Now!</h1>
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<p><input type="button" id="bracelets" value="Order bracelets" onclick="getBracelet();" /></p>
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</td></tr>
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<tr><td id="theOrder"><p> </p></td></tr>
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</table></body>
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</html>
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