There's many ways to do that, most use the same principle, Set Option bang.
You can make the background using the shape meter and use a set option bang to change its alpha channel. You can do the same as the code you shared, using an image meter with a SolidColor and change its alpha the same way. You could use HideMeter and ShowMeter bangs as well.
What's the part you don't understand?
Bangs are perfectly explained on the manual
By the way, avoid using spaces on folder names, image names or any path.
You can make the background using the shape meter and use a set option bang to change its alpha channel. You can do the same as the code you shared, using an image meter with a SolidColor and change its alpha the same way. You could use HideMeter and ShowMeter bangs as well.
What's the part you don't understand?
Bangs are perfectly explained on the manual
By the way, avoid using spaces on folder names, image names or any path.
Statistics: Posted by RicardoTM — Today, 3:35 am