Updated Toggle visibility of scene items on a timer (markdown)

Toggle-visibility-of-scene-items-on-a-timer.md

@@ -1,3 +1,11 @@
+# Simple example
+
+This simple example macro shows a source with the name "Overlay Source" on the current scene for exactly 5 seconds every 3 minutes.  
+
+![Overlay](https://github.com/WarmUpTill/SceneSwitcher/assets/19472752/1479034b-60f2-4e14-b069-5ddd911abb40)
+
+# More advanced example
+
 In the following example we will set up a series of macros which allow us to achieve the following effect:
 
 * On a set interval the visibility of sources on a scene will be toggled so that only one of the source is visible at a time