If you try to run https://run.pavlovia.org/Wake/ebbinghaus-darts/html
you’ll see the effects of this JS code
mouseloc = mouse.getPos();
if (((mouseloc[0] === mouserec[0]) && (mouseloc[1] === mouserec[1]))) {
} else {
if ((rec.contains(mouse) && (expInfo["researcher"] === "12345678"))) {
mouserec = mouseloc;
continueRoutine = false;
} else {
if (rec.contains(mouse)) {
psychoJS.quit({message: 'Please click to go to the participant information sheet'});
}
}
}