How do you read the "he" with stroke underneath?

[Havah]

There is a stroke under "he".
I know the stroke under "nun" should be "voiceless"(why make the "nun" there then? <!-- s --><img src="{SMILIES_PATH}/huh.gif" alt="" title="Huh" /><!-- s --> )
then...how should This h-W-W be pronounced?