<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <html> <head> <title>Example 3.7</title> <script> function shipCost() { var price = parseInt(prompt("What is your merchandise total?"," ")); if (price > 1.00 && price < 25.00) var ship = 5.00; if (price >= 25.00 && price < 50.00) var ship = 7.00; if (price >= 50.00 && price < 75.00) var ship = 9.00; if (price >= 75.00 && price < 100.00) var ship = 10.00; if (price >= 100.00) var ship = 0.00; document.write("<p>Your shipping cost will be $ " + ship + ".</p>"); } </script> </<head> <body> <table align ="center" width ="70%"><tr><td> <h1> </h2> <h1>Calculating Shipping Costs</h1> <h3>Click the button to calculate your shipping cost</h3> <p><input type="button" id="ship" value="calculate your shipping charge" onclick="shipCost();" /></p> </td></tr></table></body> </html>