<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"/>
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Ch8_5_1.htm</title>
<link rel="stylesheet" href="jquery.mobile.min.css">
<script src="jquery-1.6.4.min.js"></script>
<script src="jquery.mobile.min.js"></script>
<script>
function bmi() {
var h = document.form8_5_1.hight;
var hight = parseInt(h.value) / 100.0;
var w = document.form8_5_1.weight;
var weight = parseInt(w.value);
var bmi = weight / (hight*hight);
alert("BMI值: " + bmi);
}
</script>
</head>
<body>
<div data-role="page" id="home">
<div data-role="header">
<h1>Ch8_5_1</h1>
</div>
<div data-role="content">
<form id="form8_5_1" name="form8_5_1">
<div data-role="fieldcontain">
<label for="hight">身高(cm):</label>
<input type="range" name="hight" id="hight"
value="170" min="30" max="220" data-mini="true"/>
</div>
<div data-role="fieldcontain">
<label for="weight">體重(kg): </label>
<input type="range" name="weight" id="weight"
value="60" min="1" max="200" data-mini="true"/>
</div>
<a href="#" data-role="button" onclick="bmi();"
data-inline="true" data-mini="true">計算</a>
</form>
</div>
</div>
</body>
</html>
