AutoClicker.js

javascript:

var DELAY = 1;
var autoClickerStyleElement = document.createElement("style");
autoClickerStyleElement.innerHTML="*{cursor: crosshair !important;}";
document.body.appendChild(autoClickerStyleElement);
function addClicker(e) {
	if(!e.isTrusted) {
		return;
	}
	if(e.target.classList.contains("auto-clicker-target")) {
		e.target.classList.remove("auto-clicker-target");
	} else {
		e.target.classList.add("auto-clicker-target");
	}
	document.body.removeChild(autoClickerStyleElement);
	document.body.removeEventListener("click", addClicker);
	e.preventDefault();
	
	autoClick(e.target);

}
function autoClick(element) {
	if(element.classList.contains("auto-clicker-target")) {
		element.click();
		setTimeout(function(){ autoClick(element); }, DELAY);
	}
}
document.body.addEventListener("click", addClicker, 0);