Win a copy of Barcodes with iOS this week in the iOS forum or Core Java for the Impatient in the Java 8 forum!
Originally posted by Eric Pascarello: 'x' is a string window.opener is normally the reference to the window that opens up a pop up window. People used to run code sort of like that to trick the browser into letting the parent get closed. I could not tell you if that is the case here without seeing all of the code in that section. Eric