Index: trunk/doc/developer/lihata_format/root_board.lht
===================================================================
--- trunk/doc/developer/lihata_format/root_board.lht	(revision 17149)
+++ trunk/doc/developer/lihata_format/root_board.lht	(revision 17150)
@@ -28,7 +28,7 @@
 						li:children {
 							ha:x { valtype=coord; desc={drawing area size X (width)}}
 							ha:y { valtype=coord; desc={drawing area size Y (height)}}
-							ha:isle_area_nm2 { valtype=double; desc={remove polygon islands smaller than this value, specified in mm<sup>2</sup>}}
+							ha:isle_area_nm2 { valtype=double; desc={remove polygon islands smaller than this value, specified in nm<sup>2</sup>}}
 							ha:thermal_scale { valtype=double; desc={scale all thermals on the board by this factor}}
 						}
 					}
@@ -49,8 +49,8 @@
 						type=ha
 						desc { obsolete cursor/view state }
 						li:children {
-							ha:x { valtype=coord; obs=1; desc={last positin, X (horizontal)}}
-							ha:y { valtype=coord; obs=1; desc={last positin, Y (horizontal)}}
+							ha:x { valtype=coord; obs=1; desc={last position, X (horizontal)}}
+							ha:y { valtype=coord; obs=1; desc={last position, Y (horizontal)}}
 							ha:zoom { valtype=double; obs=1; desc={last view zoom factor}}
 						}
 					}
@@ -110,7 +110,7 @@
 			}
 			ha:netlists {
 				type=ha
-				desc { all availale netlists }
+				desc { all available netlists }
 				li:children {
 					ha:netlist {
 						type=li
@@ -122,7 +122,7 @@
 								li:children {
 									ha:conn {
 										type=li
-										desc { list of terminals connceted to the network }
+										desc { list of terminals connected to the network }
 										li:children {
 											ha:diameter    { valtype=string; desc={refdes-terminal}}
 										}
@@ -146,7 +146,7 @@
 							}
 							ha:add_conn {
 								type=ha
-								desc { the 'as built' network requires a new conncetion to be created during the back annotation }
+								desc { the 'as built' network requires a new connection to be created during the back annotation }
 								li:children {
 									ha:net   { valtype=string; desc={net name the terminal should be added to}}
 									ha:term  { valtype=string; desc={terminal name}}
@@ -154,7 +154,7 @@
 							}
 							ha:del_conn {
 								type=ha
-								desc { the 'as built' network requires an existing conncetion to be removed during the back annotation }
+								desc { the 'as built' network requires an existing connection to be removed during the back annotation }
 								li:children {
 									ha:net   { valtype=string; desc={net name the terminal should be removed from}}
 									ha:term  { valtype=string; desc={terminal name}}