... crashes, 123 5comments, statements and, 122 9embeddable Evaluator and, 123 0 123 1error messages, 121 8 121 9HTML tags, 122 6 122 7prevention, 123 5 123 6reopening files, 122 8 122 9runtime errors, 121 7 121 8runtime ... 121 7 121 8runtime expression evaluation, 122 9 123 0source, viewing, 122 7syntax errors, 121 7 121 8tables, 122 8timing, 122 8trace utility, 123 2 123 4working intermittently, 122 7 122 81484Index ✦ E–Fevents, ... messages, 121 8 121 9multiple, 121 9text, 122 1 122 6Error object, 1063–1067methods, 1067properties, 1064–1067error trapping, 60errorsfile names, 121 9location, 122 0 122 1runtime versus syntax, 121 7 121 8scripts,...