diff --git a/gendowncasetbl.py b/gendowncasetbl.py old mode 100644 new mode 100755 diff --git a/gennmchartbl.py b/gennmchartbl.py old mode 100644 new mode 100755 diff --git a/genvchartbl.py b/genvchartbl.py old mode 100644 new mode 100755