function incrSelect(e) {
	if (parseInt(e.size) != 8) {
		e.size = 8;
		if (window.event.ctrlKey) {
			multipleSelect(e);
		}
		e.focus();
	}
	else {
		if (window.event.ctrlKey) {
			oneSelect(e);
		}
		decrSelect(e);
	 }
}

function decrSelect(e) {
	if (parseInt(e.size) != 1) {
		e.size = 1;
		e.blur();
	}
}

function multipleSelect(e) {
	e.multiple = true;
	e.style.backgroundColor = "#ABFFAB";
}

function oneSelect(e) {
	e.multiple = false;
	if (e.name == 'ort_name') {
		e.style.backgroundColor = "#FFB4B4";
	}
	else {
		e.style.backgroundColor = "#D2DAEB";
	}
}