X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fstyle%2Fmk_dep_graph.xsl;h=4289996cec560d0129816e9f0a1546e41a5799db;hb=99799253d507f545ad87254e0145510d3f3fa8ef;hp=e95d888182d646e521711dc84f0a8a9f28c1c455;hpb=90777831624ec55c4b68bdb0a7206ef407ba7da3;p=helm.git

diff --git a/helm/style/mk_dep_graph.xsl b/helm/style/mk_dep_graph.xsl
index e95d88818..4289996ce 100644
--- a/helm/style/mk_dep_graph.xsl
+++ b/helm/style/mk_dep_graph.xsl
@@ -27,6 +27,7 @@
 <xsl:stylesheet version="0.1" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
 
  <xsl:variable name="base_RDF_URI" select="'helm:rdf:www.cs.unibo.it/helm/rdf/forward//'"/>
+ <xsl:variable name="link_direction" select="''"/>
 
  <xsl:import href="mk_meta_and_dep_graph.xsl"/>