Whidin range problem

[saio]

The gays in the hive are retarded and can't anser me can someone of you help
now the idea is a selected unit comes whidin range of footman and the footman is addet to a variable and it's given a mark on it's head "!" so the problem is the chosen unit goes away and I wann'a remove the footman from the var and remove the "!" mark but it's a problem so can someone help here's a test map to see what I need exactly

[naturesfury]

a "selected" unit?
as in it has the green circle around it?
what if it gets deselected?
mebe use a region?
or set a timer to see if the unit is in range? (IsUnitInRange[Loc])

[saio]

or set a timer to see if the unit is in range? (IsUnitInRange[Loc])

that sounds nice if you can do it will you edit the removing trigger on the map I uploadet
and by selected I meen some unit that I chose to be "THE HERO"and a unit comes whidin range of that hero .....

[X3n0nX]

Do you want me to do this? Or do you want me to explain this?

[saio]

Do you want me to do this? Or do you want me to explain this?

can you do it or explain the trigger I can do it but I don't know how.....lol