Mouse tracking enables tooltip's positioning in relation to the mouse.
Hover over this box to see mouse tracking in action
Source
<h:panelGroup id="demoMouse" layout="block"
style="height:200px; line-height:200px; width:550px; border:dotted 2px #7F0055; vertical-align:middle; text-align:center">
<div style="font-weight:bold;">
Hover over this box to see mouse tracking in action
</div>
</h:panelGroup>
<pe:tooltip for="demoMouse" value="I position myself at the current mouse position"
mouseTracking="true" myPosition="top left" adjustX="10" adjustY="10"/>