function attachEventListener(el,ev,func,capt) {
	var onev = 'on'+ev;
	if(el.addEventListener) {
		el.addEventListener(ev,func,capt);
		return true;
	}
	if(el.attachEvent) {
		el.attachEvent(onev,func);
		return true;
	}
	if(typeof el.onev == 'function') {
		var oldev = el.onev;
	}
	el.onev = function() {
		oldev;
		func;
	}
	return true;
	
}