<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title></title>
</head>
<body>
<form>
<select name="single">
<option>Single1</option>
<option>Single2</option>
</select>
<br />
<select name="multiple" multiple="multiple">
<option selected="selected">Multiple1</option>
<option>Multiple2</option>
<option selected="selected">Multiple3</option>
</select>
<br/>
<input type="checkbox" name="check" value="check1" id="ch1"/>
<label for="ch1">check1</label>
<input type="checkbox" name="check" value="check2" checked="checked" id="ch2"/>
<label for="ch2">check2</label>
<br />
<input type="radio" name="radio" value="radio1" checked="checked" id="r1"/>
<label for="r1">radio1</label>
<input type="radio" name="radio" value="radio2" id="r2"/>
<label for="r2">radio2</label>
</form>
<p id="results"></p>
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.4.2/jquery.min.js"></script>
<script>
function showValues() {
var str = $("form").serialize();
$("#results").text(str);
}
$(":checkbox, :radio").click(showValues);
$("select").change(showValues);
showValues();
</script>
</body>
</html>
