// worked with prototype.js

function onClickFullCheck(ctrl, checked) {
	var elements = document.getElementsByName (checked + "[]");
	var ar = $A(elements);

	if ($(ctrl).checked) {
		ar.each (function (obj) {
				obj.checked = true;
			}
		);
	}
	else {
		ar.each (function (obj) {
				obj.checked = false;
			}
		);
	}
}