<html>
<body>
<h4>Without cellspacing:</h4>
<table border="1">
<tr>
<td>First</td>
<td>Row</td>
</tr>
<tr>
<td>Second</td>
<td>Row</td>
</tr>
</table>
<h4>With cellspacing="0":</h4>
<table border="1" cellspacing="0">
<tr>
<td>First</td>
<td>Row</td>
</tr>
<tr>
<td>Second</td>
<td>Row</td>
</tr>
</table>
<h4>With cellspacing="10":</h4>
<table border="1" cellspacing="10">
<tr>
<td>First</td>
<td>Row</td>
</tr>
<tr>
<td>Second</td>
<td>Row</td>
</tr>
</table>
</body>
</html>