fix some file extensions

Task/Pangram-checker/VBScript/pangram-checker-1.vb

@@ -0,0 +1,29 @@
+function pangram( s )
+	dim i
+	dim sKey
+	dim sChar
+	dim nOffset
+	sKey = "abcdefghijklmnopqrstuvwxyz"
+	for i = 1 to len( s )
+		sChar = lcase(mid(s,i,1))
+		if sChar <> " "  then
+			if instr(sKey, sChar) then
+				nOffset = asc( sChar ) - asc("a")  + 1
+				if nOffset > 1 then
+					sKey = left(sKey, nOffset - 1) & " " & mid( sKey, nOffset + 1)
+				else
+					sKey = " " & mid( sKey, nOffset + 1)
+				end if
+			end if
+		end if
+	next
+	pangram = ( ltrim(sKey) = vbnullstring )
+end function
+		
+function eef( bCond, exp1, exp2 )
+	if bCond then
+		eef = exp1
+	else
+		eef = exp2
+	end if
+end function