If positioning values ARE used on this type of layer, the positioning coordinates are relative to where the layer would ordinarily occur in the document flow.
Layers can have a stacking order that allows a virtual third z-dimension to be defined.
Using this, layers can appear on top of other layers. See it now. FREE UMS Sign up for ZDNet's FREE integrated messaging service. Reviews ZDNet delivers more news and reviews covering the latest technology than ever before. All Rights Reserved.