diff --git a/usrguide/.gitignore b/usrguide/.gitignore
index 873d266f6a4dbc5b18dece50de19777f727a8fe4..272f7a9806e3ab156a43ffd6cda5025393558ab4 100644
--- a/usrguide/.gitignore
+++ b/usrguide/.gitignore
@@ -1,2 +1,3 @@
 *.pdf
 !JavaCodegenExecTutorial.pdf
+!TITAN _demo_6.6.pl0.pdf
diff --git a/usrguide/JavaCodegenExecTutorial.pdf b/usrguide/JavaCodegenExecTutorial.pdf
index 6c9f4cea42bcf76c1af15fe671d9c0e9e1d7618a..fae357c824792a4094bae63f14c8a74080466ae8 100644
Binary files a/usrguide/JavaCodegenExecTutorial.pdf and b/usrguide/JavaCodegenExecTutorial.pdf differ
diff --git a/usrguide/TITAN _demo_6.6.pl0.pdf b/usrguide/TITAN _demo_6.6.pl0.pdf
new file mode 100644
index 0000000000000000000000000000000000000000..d1093edbc0ef01936ceb7306bd7804c889493848
Binary files /dev/null and b/usrguide/TITAN _demo_6.6.pl0.pdf differ