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revision 1.170 by tjl, Sat Feb 15 22:50:59 2003 UTC revision 1.171 by benja, Sat Feb 15 22:52:07 2003 UTC
# Line 154  show connections crosscutting the view h Line 154  show connections crosscutting the view h
154  between relevant parts of documents.  between relevant parts of documents.
155  This form of annotation is often used on images:  This form of annotation is often used on images:
156  a label is placed on the margin and a line is drawn to the relevant  a label is placed on the margin and a line is drawn to the relevant
157  point in the image, see Fig.\ [ref-fignasa]_.  point in the image, see Fig. [ref-fignasa]_.
158    
159  Another approach is to treat the local hypertext structure as a graph,  Another approach is to treat the local hypertext structure as a graph,
160  and visualize it as such.  and visualize it as such.
# Line 174  to what the user underlined or circled o Line 174  to what the user underlined or circled o
174  and suggests links to the related pages as thumbnails in the margin.  and suggests links to the related pages as thumbnails in the margin.
175    
176  In this article, we take the ideas seen in the above references  In this article, we take the ideas seen in the above references
177  and  a logical step further, using some visual ideas seen in Fig. [ref-fignasa]_.
 a logical step further, using some visual ideas in Fig. [ref-fignasa]_.  
178  We begin from simple design principles  We begin from simple design principles
179  and develop a number of new user interface techniques  and develop a number of new user interface techniques
180  to create a usable interface.  to create a usable interface.
181  These techniques are mostly made possible by  These techniques are mostly made possible by
182  modern graphics accelerators, which enable, even on commodity hardware,  modern graphics accelerators, which allow several visual effects
183  several visual effects that merely five years ago were possible only on expensive  on commodity hardware that would have required
184  graphics workstations.  expensive graphics workstations merely five years ago.
185    
186  The new visual tecniques include link targets  The new visual tecniques include link targets
187  floating around the focus called *buoys*; *break lines*, a way of showing  floating around the focus called *buoys*; *break lines*, a way of showing

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