diff --git a/phySpider.py b/phySpider.py
index 09f475d9110adb5d447a72f0d5a35bd336064195..f1d86ab0e1f7b2e127ecd3956bed25431c3e19fb 100644
--- a/phySpider.py
+++ b/phySpider.py
@@ -1,7 +1,6 @@
 #!/bin/env python3
 # -*- coding: UTF-8 -*-
 # Scan if there's any empty seat to play physics exp..
-# License: Unauthorized copy is strictly FORBIDDEN.
 # By Recolic Keghart, Apr 26, 2017
 
 import urllib.parse, urllib.request
diff --git a/va/va.py b/va/va.py
new file mode 100644
index 0000000000000000000000000000000000000000..cb709f95cbcb6b8e1def2ed065959b26763d31be
--- /dev/null
+++ b/va/va.py
@@ -0,0 +1,15 @@
+import numpy
+import sys
+from quickmap import GetMap as draw
+
+print('Usage: python va.py path/va-dat.in <Voltmeter range(V)> <Ammeter range(mA)> <fit line>')
+print('Example: python3 va.py va-dat.in 1 15 true')
+dat=numpy.loadtxt(sys.argv[1], delimiter=' ')
+Uraw,Iraw=dat[:,0],dat[:,1]
+U=[utrue/100*float(sys.argv[2]) for utrue in Uraw]
+I=[itrue/150*float(sys.argv[3]) for itrue in Iraw]
+# 1V 15mA. Edit it to adjust Ammeter/Voltmeter range.
+if sys.argv[4] == 'true':
+    draw(I,U,line=True,passO=True)
+else:
+    draw(I,U)
diff --git a/va/va1.py b/va/va1.py
deleted file mode 100644
index 9faf2d9f78f3170172cb70be696b5c31e5f96931..0000000000000000000000000000000000000000
--- a/va/va1.py
+++ /dev/null
@@ -1,10 +0,0 @@
-import numpy
-import sys
-from quickmap import GetMap as draw
-
-dat=numpy.loadtxt(sys.argv[1], delimiter=' ')
-Uraw,Iraw=dat[:,0],dat[:,1]
-U=[utrue/100*2.5 for utrue in Uraw]
-I=[itrue/150*30 for itrue in Iraw]
-
-draw(I,U,line=True,passO=True)
diff --git a/va/va2.py b/va/va2.py
deleted file mode 100644
index 2a65817bd2387a0c79713a1215d055d5dee122ca..0000000000000000000000000000000000000000
--- a/va/va2.py
+++ /dev/null
@@ -1,10 +0,0 @@
-import numpy
-import sys
-from quickmap import GetMap as draw
-
-dat=numpy.loadtxt(sys.argv[1], delimiter=' ')
-Uraw,Iraw=dat[:,0],dat[:,1]
-U=[utrue/100*5 for utrue in Uraw]
-I=[itrue/150*7.5 for itrue in Iraw]
-# 1V 15mA. Edit it to adjust Ammeter/Voltmeter range.
-draw(I,U)
diff --git a/va/va3.py b/va/va3.py
deleted file mode 100644
index 453fe3259c6d018bf20424b427d790f60d7eb551..0000000000000000000000000000000000000000
--- a/va/va3.py
+++ /dev/null
@@ -1,10 +0,0 @@
-import numpy
-import sys
-from quickmap import GetMap as draw
-
-dat=numpy.loadtxt(sys.argv[1], delimiter=' ')
-Uraw,Iraw=dat[:,0],dat[:,1]
-U=[utrue/100*5 for utrue in Uraw]
-I=[itrue/150*15 for itrue in Iraw]
-# 1V 15mA. Edit it to adjust Ammeter/Voltmeter range.
-draw(I,U)