td>
<td><code>String</code></td>
<td><code><span class="string">''</span></code></td>
<td>Text for the browser tooltip that appear on marker hover (no tooltip by default).</td>
	</tr>
	<tr>
<td><code><b>alt</b></code></td>
<td><code>String</code></td>
<td><code><span class="string">''</span></code></td>
<td>Text for the <code>alt</code> attribute of the icon image (useful for accessibility).</td>
	</tr>
	<tr id="marker-zindexoffset">
<td><code><b>zIndexOffset</b></code></td>
<td><code>Number</c