correct instructions in README

Author: Simon Pieters

cssom/README

@@ -82,7 +82,7 @@ directory that contains this README:
 
 # Ensure node.js can access webidl.js
 % if [ ! -d $HOME/.node_libraries ] ; then mkdir $HOME/.node_libraries ; fi
-% ln -s $CSSOM_TOOLS/webidl.js/node/node/WebIDLParser.js
+% ln -s $CSSOM_TOOLS/webidl.js/node/WebIDLParser.js $HOME/.node_libraries/
 
 # Fetch anolis and make sure it is in $PATH.
 % hg clone https://bitbucket.org/ms2ger/anolis $CSSOM_TOOLS/anolis