bu şekilde yazdım denemedim bir dene bakalım
<html >
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>Untitled Document</title>
<script src="file:///C|/Users/ibrahim esat/AppData/Roaming/Adobe/Dreamweaver 9/Configuration/Temp/Assets/eam6196.tmp/SpryValidationTextField.js" type="text/javascript"></script>
<script language="javascript">
function baris()
{
var a=document.getElementById('adi').value;
var b=document.getElementById('soyadi').value;
var c=document.getElementById('tel').value;
var d=document.getElementById('mail').value;
if (a=="" || b=="" || c=="" || d=="")
{
alert("lutfen boş kutu bırakmayın");
}
else
{
form1.submit();
}
}
</script>
<link href="file:///C|/Users/ibrahim esat/AppData/Roaming/Adobe/Dreamweaver 9/Configuration/Temp/Assets/eam6196.tmp/SpryValidationTextField.css" rel="stylesheet" type="text/css" />
</head>
<body>
<form id="form1" name="form1" method="post" action="a.htm">
<p> </p>
<table width="320" height="163" border="1" align="center">
<tr>
<td width="140" height="25">adı </td>
<td width="280"><label>
<input type="text" name="adi" id="adi" />
</label></td>
</tr>
<tr>
<td height="23">soyadı</td>
<td><label>
<input type="text" name="soyadi" id="soyadi" />
</label></td>
</tr>
<tr>
<td height="23">telefon numası</td>
<td><label>
<input type="text" name="tel" id="tel" />
</label></td>
</tr>
<tr>
<td height="23">e-mail adresiniz</td>
<td><label>
<input type="text" name="mail" id="mail" />
</label></td>
</tr>
</table>
<p>
<label></label>
</p>
<input type="button" onclick="baris()">
</form>
<script type="text/javascript">
<!--
var sprytextfield1 = new Spry.Widget.ValidationTextField("sprytextfield1");
//-->
</script>
</body>
</html>