'''Note:''' a common pitfall is to include the name of a variable in a string. The following code demonstrates this:
('''BAD''' lines are commented out to discourage copying them. If you paste this code in the [[Script_Editor|script editor]], you can uncomment these lines to see
the their errors)
run("Median...", "radius=" + specifiedRadius); // GOOD - will correctly pass the radius variable value
'''Note:''' when concatenating strings,
whenspace will not automatically be added. So care must be taken, for example when spaces are ''desired''.
// We want to use the "Li white" threshold