function writeSelectOptions(select, start, gap, direction, selected) {
	if (direction) {
		for (i = start; i<=start+gap; i++) {
			addOption(select, i, selected);
		}
	} else {
		for (i = start; i>=start-gap; i--) {
			addOption(select, i, selected);
		}
	}
}

function addOption(select, value, selected) {
	option = document.createElement("option");
	option.innerHTML = value;
	//select.addChild(option);
	select.options[select.options.length] = new Option(value, value, false, value==selected);
	//select.innerHTML += "<option" + (value==selected ? ' selected' : '') + ">" + i + "</option>";
}

function PopUp(url, nome, scorrimento) {
	window.open(url, nome, 'width=390,height=200,scrollbars=' + scorrimento + ',resizable=no');
}