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        <table><tr><td align='left'><table width=150><tr><td><h1 class=tree-caption>Contents</h1></td></tr></table></td></tr><tr><td><div id='list' style='white-space:nowrap;display:'>
<div class='tree-item'><div style='margin-left:0;text-indent:-0'><span class='tree-label'>1</span>  <a class='tree-text' onfocus='blur_tree()' href='home.html' target='content'><span class='tree-text'>Introduction</span></a></div></div>
<div class='tree-item'><div style='margin-left:0;text-indent:-0'><span class='tree-label'>2</span>  <a class='tree-text' onfocus='blur_tree()' href='tutorial/tutorial.html' target='content'><span class='tree-text'>Tutorial</span></a></div><div id='list.2' style='white-space:nowrap;display:'>
<div class='tree-item'><div style='margin-left:18;text-indent:-9'><span class='tree-label'>2.1</span>  <span class='tree-text'>Writing Devices</span></div><div id='list.2.1' style='white-space:nowrap;display:'>
<div class='tree-item'><div style='margin-left:36;text-indent:-18'><span class='tree-label'>2.1.1</span>  <a class='tree-text' onfocus='blur_tree()' href='tutorial/writing_devices.html' target='content'><span class='tree-text'>Overview</span></a></div></div>
<div class='tree-item'><div style='margin-left:36;text-indent:-18'><span class='tree-label'>2.1.2</span>  <a class='tree-text' onfocus='blur_tree()' href='tutorial/container_source.html' target='content'><span class='tree-text'><CODE>container_source</CODE></span></a></div></div>
<div class='tree-item'><div style='margin-left:36;text-indent:-18'><span class='tree-label'>2.1.3</span>  <a class='tree-text' onfocus='blur_tree()' href='tutorial/container_sink.html' target='content'><span class='tree-text'><CODE>container_sink</CODE></span></a></div></div>
<div class='tree-item'><div style='margin-left:36;text-indent:-18'><span class='tree-label'>2.1.4</span>  <a class='tree-text' onfocus='blur_tree()' href='tutorial/container_device.html' target='content'><span class='tree-text'><CODE>container_device</CODE></span></a></div></div></div></div>
<div class='tree-item'><div style='margin-left:18;text-indent:-9'><span class='tree-label'>2.2</span>  <span class='tree-text'>Writing Filters</span></div><div id='list.2.2' style='white-space:nowrap;display:'>
<div class='tree-item'><div style='margin-left:36;text-indent:-18'><span class='tree-label'>2.2.1</span>  <a class='tree-text' onfocus='blur_tree()' href='tutorial/writing_filters.html' target='content'><span class='tree-text'>Overview</span></a></div></div>
<div class='tree-item'><div style='margin-left:36;text-indent:-18'><span class='tree-label'>2.2.2</span>  <a class='tree-text' onfocus='blur_tree()' href='tutorial/filter_usage.html' target='content'><span class='tree-text'>Filter Usage</span></a></div></div>
<div class='tree-item'><div style='margin-left:36;text-indent:-18'><span class='tree-label'>2.2.3</span>  <a class='tree-text' onfocus='blur_tree()' href='tutorial/shell_comments_filters.html' target='content'><span class='tree-text'>Shell Comments</span></a></div></div>
<div class='tree-item'><div style='margin-left:36;text-indent:-18'><span class='tree-label'>2.2.4</span>  <a class='tree-text' onfocus='blur_tree()' href='tutorial/line_wrapping_filters.html' target='content'><span class='tree-text'>Line-Wrapping</span></a></div></div>
<div class='tree-item'><div style='margin-left:36;text-indent:-18'><span class='tree-label'>2.2.5</span>  <a class='tree-text' onfocus='blur_tree()' href='tutorial/tab_expanding_filters.html' target='content'><span class='tree-text'>Tab-Expanding</span></a></div></div>
<div class='tree-item'><div style='margin-left:36;text-indent:-18'><span class='tree-label'>2.2.6</span>  <a class='tree-text' onfocus='blur_tree()' href='tutorial/dictionary_filters.html' target='content'><span class='tree-text'>Dictionary</span></a></div></div>
<div class='tree-item'><div style='margin-left:36;text-indent:-18'><span class='tree-label'>2.2.7</span>  <a class='tree-text' onfocus='blur_tree()' href='tutorial/unix2dos_filters.html' target='content'><span class='tree-text'>UNIX-to-DOS</span></a></div></div>
<div class='tree-item'><div style='margin-left:36;text-indent:-18'><span class='tree-label'>2.2.8</span>  <a class='tree-text' onfocus='blur_tree()' href='tutorial/multichar_filters.html' target='content'><span class='tree-text'>Multi-Character Filters</span></a></div></div>
<div class='tree-item'><div style='margin-left:36;text-indent:-18'><span class='tree-label'>2.2.9</span>  <a class='tree-text' onfocus='blur_tree()' href='tutorial/dual_use_filters.html' target='content'><span class='tree-text'>Dual-Use Filters</span></a></div></div>
<div class='tree-item'><div style='margin-left:36;text-indent:-18'><span class='tree-label'>2.2.10</span>  <a class='tree-text' onfocus='blur_tree()' href='tutorial/finite_state_filters.html' target='content'><span class='tree-text'>Finite State Filters</span></a></div></div></div></div></div></div>
<div class='tree-item'><div style='margin-left:0;text-indent:-0'><span class='tree-label'>3</span>  <a class='tree-text' onfocus='blur_tree()' href='guide/guide.html' target='content'><span class='tree-text'>User's Guide</span></a></div></div>
<div class='tree-item'><div style='margin-left:0;text-indent:-0'><span class='tree-label'>4</span>  <a class='tree-text' onfocus='blur_tree()' href='reference.html' target='content'><span class='tree-text'>Reference</span></a></div><div id='list.4' style='white-space:nowrap;display:'>
<div class='tree-item'><div style='margin-left:18;text-indent:-9'><span class='tree-label'>4.1</span>  <a class='tree-text' onfocus='blur_tree()' href='concepts/concepts.html' target='content'><span class='tree-text'>Concepts</span></a></div></div>
<div class='tree-item'><div style='margin-left:18;text-indent:-9'><span class='tree-label'>4.2</span>  <a class='tree-text' onfocus='blur_tree()' href='classes/classes.html' target='content'><span class='tree-text'>Classes</span></a></div></div>
<div class='tree-item'><div style='margin-left:18;text-indent:-9'><span class='tree-label'>4.3</span>  <a class='tree-text' onfocus='blur_tree()' href='functions/functions.html' target='content'><span class='tree-text'>Functions</span></a></div></div>
<div class='tree-item'><div style='margin-left:18;text-indent:-9'><span class='tree-label'>4.4</span>  <a class='tree-text' onfocus='blur_tree()' href='macros/macros.html' target='content'><span class='tree-text'>Macros</span></a></div></div></div></div>
<div class='tree-item'><div style='margin-left:0;text-indent:-0'><span class='tree-label'>5</span>  <a class='tree-text' onfocus='blur_tree()' href='quick_reference.html' target='content'><span class='tree-text'>Quick Reference</span></a></div></div>
<div class='tree-item'><div style='margin-left:0;text-indent:-0'><span class='tree-label'>6</span>  <a class='tree-text' onfocus='blur_tree()' href='faq.html' target='content'><span class='tree-text'>FAQ</span></a></div></div>
<div class='tree-item'><div style='margin-left:0;text-indent:-0'><span class='tree-label'>7</span>  <a class='tree-text' onfocus='blur_tree()' href='installation.html' target='content'><span class='tree-text'>Installation</span></a></div></div>
<div class='tree-item'><div style='margin-left:0;text-indent:-0'><span class='tree-label'>8</span>  <a class='tree-text' onfocus='blur_tree()' href='portability.html' target='content'><span class='tree-text'>Portability</span></a></div></div>
<div class='tree-item'><div style='margin-left:0;text-indent:-0'><span class='tree-label'>9</span>  <a class='tree-text' onfocus='blur_tree()' href='rationale.html' target='content'><span class='tree-text'>Rationale</span></a></div></div>
<div class='tree-item'><div style='margin-left:0;text-indent:-0'><span class='tree-label'>10</span>  <a class='tree-text' onfocus='blur_tree()' href='bibliography.html' target='content'><span class='tree-text'>Bibliography</span></a></div></div>
<div class='tree-item'><div style='margin-left:0;text-indent:-0'><span class='tree-label'>11</span>  <a class='tree-text' onfocus='blur_tree()' href='acknowledgments.html' target='content'><span class='tree-text'>Acknowledgments</span></a></div></div>
<div class='tree-item'><div style='margin-left:0;text-indent:-0'><span class='tree-label'>12</span>  <a class='tree-text' onfocus='blur_tree()' href='release_notes.html' target='content'><span class='tree-text'>Release Notes</span></a></div></div></div></td></tr></table>


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