--- root/html/src/TClassDocOutput.cxx.orig	2012-06-08 02:13:51.000000000 +0400
+++ root/html/src/TClassDocOutput.cxx	2012-06-08 02:34:45.705436577 +0400
@@ -625,7 +625,7 @@
       << "size=\"8,10\";" << std::endl
       << "ratio=auto;" << std::endl
       << "margin=0;" << std::endl
-      << "node [shape=plaintext,fontsize=40,width=4,height=0.75];" << std::endl
+      << "node [shape=plaintext,fontsize=40,width=4,height=0.75,fontname=\"DejaVu Serif\"];" << std::endl
       << "\"" << fCurrentClass->GetName() << "\" [shape=ellipse];" << std::endl;
 
    std::stringstream ssDep;
@@ -704,7 +704,7 @@
             outdot << ";" << std::endl;
          } else if (writeAndMoreFor) {
                outdot << "  \"...andmore" << writeAndMoreFor->GetName()
-                      << "\" [label=\"...and more\",fontname=\"Times-Italic\",fillcolor=lightgrey,style=filled];" << std::endl;
+                      << "\" [label=\"...and more\",fontname=\"DejaVu Serif Italic\",fillcolor=lightgrey,style=filled];" << std::endl;
          }
       }
       if (!levelExists) break;
@@ -733,7 +733,7 @@
       << "ranksep=0.1;" << std::endl
       << "nodesep=0;" << std::endl
       << "margin=0;" << std::endl;
-   outdot << "  node [style=filled,width=0.7,height=0.15,fixedsize=true,shape=plaintext,fontsize=10];" << std::endl;
+   outdot << "  node [style=filled,width=0.7,height=0.15,fixedsize=true,shape=plaintext,fontsize=10,fontname=\"DejaVu Serif\"];" << std::endl;
 
    std::stringstream ssDep;
    const int numColumns = 3;
@@ -939,7 +939,7 @@
       << "ranksep=0;" << std::endl
       << "nodesep=0;" << std::endl
       << "size=\"8,10\";" << std::endl
-      << "node [fontsize=20,shape=plaintext];" << std::endl;
+      << "node [fontsize=20,shape=plaintext,fontname=\"DejaVu Serif\"];" << std::endl;
 
    for (std::list<std::string>::iterator iFile = listFilesToParse.begin();
       iFile != listFilesToParse.end(); ++iFile) {
@@ -999,7 +999,8 @@
       << "ranksep=0.7;" << std::endl
       << "nodesep=0.3;" << std::endl
       << "size=\"8,8\";" << std::endl
-      << "ratio=compress;" << std::endl;
+      << "ratio=compress;" << std::endl
+      << "node [fontname=\"DejaVu Serif\"];" << std::endl;
 
    TString libs(fCurrentClass->GetSharedLibs());
    outdot << "\"All Libraries\" [URL=\"LibraryDependencies.html\",shape=box,rank=max,fillcolor=lightgray,style=filled];" << std::endl;
@@ -1109,7 +1110,8 @@
 
    dotout << "digraph G {" << std::endl
           << "ratio=auto;" << std::endl
-          << "rankdir=RL;" << std::endl;
+          << "rankdir=RL;" << std::endl
+          << "node [fontname=\"DejaVu Serif\"];" << std::endl;
 
    // loop on all classes
    TClassDocInfo* cdi = 0;