eHow - Computershttp://www.ehow.com/guide_5-http://www.ehow.com/guide_5-computers.html.htmlwww.ehow.comCreate a Vector Mask in Photoshophttp://www.ehow.com/how_4444788_create-vector-mask-photoshop.htmlVector masks are used in Photoshop to allow parts of more than one layer to be visible; learn to use vector masks in this free Photoshop tutorial video. Published on 7/17/2008