Paul Irish (why nobody else sends me such awesome stuff beats me), showed me yet another CSS3/HTML5 website. What is interesting is, the site author uses 4 empty divs to create the vignetting effect on the four corners of the viewport. I thought it would be a good use of box-shadow property to recreate the same effect, minus the 3 extra divs (I am not the first to think of it). The caveat is, the