function makeArray(len) { for (var i = 0; i < len; i++) this[i] = null; this.length = len; } function gwneudcwestiwn(cwestiwn, atebcywir) { var args = gwneudcwestiwn.arguments; this.cwestiwn = cwestiwn; this.atebcywir = atebcywir; this.atebion = null; this.maengywir = maengywir; this.dewision = new makeArray(args.length - 2); for (var i = 0; i < args.length - 2; i++) { this.dewision[i] = args[i + 2]; } } function maengywir() { if (this.atebcywir == this.atebion) return true; else return false; } function cywiroprofiad(dangosAtebionCywir) { var rheicywir = 0; dangosAtebionCywir = ''; for (var i = 0; i < profiad.length; i++) { if (profiad[ i].maengywir()) rheicywir++; } var pwyntiau = Math.round((rheicywir / profiad.length) * 100); dangosAtebionCywir += 'Score: ' + pwyntiau + ' %
'; if (rheicywir < profiad.length) { dangosAtebionCywir += osanghywir; for (var i = 0; i < profiad.length; i++) { if (!profiad[i].maengywir()) { dangosAtebionCywir += ''+(i + 1) + '. ' + profiad[i].dewision[profiad[i].atebcywir]; } } } else dangosAtebionCywir += osperffaith; parent.main.document.clear(); parent.main.document.open(); parent.main.document.writeln (''); parent.main.document.writeln (''); parent.main.document.writeln (dangosAtebionCywir); parent.main.document.writeln ('
'); parent.main.document.close(); } var osperffaith = "

Well done, you made no mistakes at all.
You are probably at a higher level, so do only the difficult, intermediate to higher-intermediate quizzes."; var osanghywir = "Here is a list of all your incorrect answers indicating

Clicking on the links will open a new window. Do the quizzes then close the new window to return to this page.
";