function ckClick(obj) {
	var form = document.getElementById('ckRows');
	
	if (obj.value == "all") {
		if (obj.checked) {
			//Uncheck and disable all others
			for (var i = 0; i < form.elements.length; i++) {
				if (form.elements[i].name == "ck[]") {
					form.elements[i].checked = true;
				}
			}
		}
		else {
			//Enable all others
			for (var i = 0; i < form.elements.length; i++) {
				if (form.elements[i].name == "ck[]")
					form.elements[i].checked = false;
			}
		}
	}
	else
		document.getElementById('ckAll').checked = false;
}

function ckRowsSubmit() {
	if (confirm("Tem a certeza que deseja remover os registos selecionados?"))
		document.getElementById('ckRows').submit();
}