					</tr>
						<tr>
							<td>'aeioua'</td>
							<td>6</td>
							<td>several chars, all vowels*</td>
						</tr>
					</table>
				</code></div>
			</td></tr></table>
			<div class="indent">
				* we included all 5 vowels to ensure each one is properly counted.
			</div>
		</div> <!-- Table Indent -->												
	</div> <!-- H4: Table of Test Cases -->
</div> <!-- H3: Testing -->
</div> <!-- H2: First Example -->
<h2>Choosing tests for <code>is_palindrome</code></h2>		

<div class="indent">

				<ta