ects. 

</P>
<P>
The RulerViews should be alerted when the main GenView scrolls or scales, so set the GenView's <CODE>
GVI_horizLink</CODE>
 and <CODE>
GVI_vertLinks</CODE>
 to hold the optrs of the RulerViews. A RulerView to the side of the GenView should be linked by the horizontal link; a RulerView above or below the GenView should be linked vertically. </P>
<P>
Each RulerView should have a RulerContent as its content. Set this up as you would a normal GenView/VisContent linkage. The RulerContent functio