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/*
JavaScript Unleashed, Third Edition
by Richard Wagner and R. Allen Wyke
ISBN: 067231763X
Publisher Sams CopyRight 2000
*/
<html>
<head>
<title>Contact Information</title>
<script language="JavaScript">
<!-- script start
// Ensure that mandatory fields of
// form have been completed
function validateComplete(formObj)
{
if (emptyField(formObj.firstName))
alert("Please enter your first name.");
else if (emptyField(formObj.lastName))
alert("Please enter your last name.");
else if (emptyField(formObj.address1)
&& emptyField(formObj.address2))
alert("Please enter your address.");
else if (emptyField(formObj.city))
alert("Please enter your city or town.");
else if (emptyField(formObj.state))
alert("Please enter your state.");
else if (emptyField(formObj.email))
alert("Please enter your E-mail address.");
else return true;
return false;
}
// Check to see if field is empty
function emptyField(textObj)
{
if (textObj.value.length == 0) return true;
for (var i=0; i<textObj.value.length; ++i) {
var ch = textObj.value.charAt(i);
if (ch != ' ' && ch != '\t') return false;
}
return true;
}
// script end -->
</script>
</head>
<body>
<h1>Contact Information (U.S.)</h1>
<form name="myform" action="actionURL" method="post"
onSubmit="return validateComplete(document.myform)">
<pre>
First Name:<input type="text" name="firstName">
Last Name: <input type="text" name="lastName">
Address: <input type="text" name="address1">
<input type="text" name="address2">
</pre>
City/Town:
<input type="text" name="city" size=12>
State:
<input type="text" name="state" size=2>
Zip Code:
<input type="text" name="zip" size=5>
<pre>
Home Phone:<input type="text" name="homePhone" size=12>
Work Phone:<input type="text" name="workPhone" size=12>
FAX: <input type="text" name="FAX" size=12>
E-mail Address: <input type="text" name="email">
Quest: <input type="text" name="quest">
Favorite Color: <input type="text" name="favColor">
</pre>
<hr>
<input type="submit" name="submit" value="Submit">
</form>
<body>
<html>
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