dear sirs

- if some body can help to fix problem in lightbokx i create link from extra filed for google map and i coshed open in light box , the lightbox open with blank page ..

www.whereonline.ca/cag2/item/15-5-drive-in-oakville.html

- another question: how i can apply an effect for category image list sample and background for read more and comment button..

www.whereonline.ca/all-businesses.html

best regards

You have to make sure that lightbox engine supports iframe handling.
You can also try replacing it with Fancybox which offers this functionality.

You can find a interesting link on hover effects tympanus.net/Tutorials/OriginalHoverEffects/