Update WINDOWS.md

WINDOWS.md

@@ -1,7 +1,7 @@
 # Learning Jenkins, 03-07: Boolean Parameters
 Create a freestyle job with one build step.
 
-# WINDOWS SYSTEMS
+## WINDOWS SYSTEMS
 If you are running Jenkins on a Windows system:
 
 1. Select the `Execute Windows batch command` build step
@@ -9,12 +9,9 @@ If you are running Jenkins on a Windows system:
 ```
 @echo OFF
 echo "RUN_TESTS = %RUN_TESTS%"
-IF "%RUN_TESTS%"=="true" (
-    ECHO "RUNNING TESTS!"
-) ELSE (
-    ECHO "No tests will be run"
+if "%RUN_TESTS%"=="true" (
+    echo "RUNNING TESTS!"
+) else (
+    echo "No tests will be run"
 )
 ```
-
-# Troubleshooting Errors
-