Both the heading tags and :link. have attributes that define window
origin and size. The heading tag has four attributes:
x=
Specifies a point on the x-axis. The x-axis
runs horizontally from left to right.
y=
Specifies a point on the y-axis. The y-axis
runs vertically from bottom to top.
width=
Specifies the width (horizontal space)
of the window.
height=
Specifies the height (vertical space)
of the window.
The :link. tag also has four attributes:
vpx=
Specifies a point on the x-axis. The x-axis
runs horizontally from left to right.
vpy=
Specifies a point on the y-axis. The
y-axis runs vertically from bottom to top.
vpcx=
Specifies the width (horizontal space)
of the window.
vpcy=
Specifies the height (vertical space)
of the window.
Origin and size attributes also can be assigned values of the following
types: