Index: trunk/doc/conf/tree/appearance.html
===================================================================
--- trunk/doc/conf/tree/appearance.html	(revision 38622)
+++ trunk/doc/conf/tree/appearance.html	(revision 38623)
@@ -4,7 +4,7 @@
 <table border=1>
 <tr><th>node name <th> type <td> flags <td> description
 <tr><td> compact <td><a href="RND_CFN_BOOLEAN.html"> rnd_cfn_boolean </a><td> 0 <td> when set: optimize GUI widget arrangement for small screen; may be wasting some screen space on large screen
-<tr><td> rat_thickness <td><a href="RND_CFN_COORD.html"> rnd_cfn_coord </a><td> 0 <td> <rat_thickness>
+<tr><td> rat_thickness <td><a href="RND_CFN_COORD.html"> rnd_cfn_coord </a><td> 0 <td> rat line thickness in render; if negative in nanometer, use pixel size (1 nm is 1 pixel); between 0..20 nm multiply value by slop and use that
 <tr><td> mark_size <td><a href="RND_CFN_COORD.html"> rnd_cfn_coord </a><td> 0 <td> relative marker size
 <tr><td> text_host_bbox <td><a href="RND_CFN_BOOLEAN.html"> rnd_cfn_boolean </a><td> 0 <td> when moving a text object, the outline thin-draw should also include the bounding box
 <tr><td> term_label_size <td><a href="RND_CFN_REAL.html"> rnd_cfn_real </a><td> 0 <td> size of terminal labels, in pcb font scale (100 is for the normal size)