Index: trunk/doc/TRBS/trbs.html
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--- trunk/doc/TRBS/trbs.html	(revision 556)
+++ trunk/doc/TRBS/trbs.html	(revision 557)
@@ -78,8 +78,8 @@
 
 <h2> III. TRBS data model </h2>
 <p>
-The central data structure describes a <b>crossings</b> of a 2net and an edge.
-Each crossing is collected in two ordered doubly linked lists: 
+The central data structure describes a <b>crossing</b> of a 2net and an edge.
+Each crossing is collected in two ordered doubly linked lists:
 <ul>
 	<li> on the 2net's <b>path</b> list, as crossings describe the topological path
 	     the 2net is routed on