function list_hover(_row, _class) {
	var cells = _row.getElementsByTagName('TD');

	for (var i = 0; i < cells.length; i++) {
		cells[i].className = _class;
	}
}

function list_mouseover(_row) {
	list_hover(_row, 'over');
}

function list_mouseout(_row) {
	list_hover(_row, 'out');
}

function list_select(row) {
	var cells = row.getElementsByTagName('TD');
	var cell = cells[0];
	var inputs = cell.getElementsByTagName('INPUT');

	var checkbox = inputs[0];

	if (checkbox.disabled) return;

	if (checkbox.checked) {
		checkbox.checked = false;
	} else {
		checkbox.checked = true;
	}
}

function list_select_all() {
	var list_table = document.getElementById('list_table');
	var rows = list_table.getElementsByTagName('TR');

	for (var i = 1; i < rows.length; i++) {
		list_select(rows[i]);
	}
}

function list_append_hidden(_name, _value) {
	var list_form = document.getElementById('list_form');
	var inputs = list_form.getElementsByTagName('INPUT');

	for (var i = 0; i < inputs.lenght; i++) {
		if (inputs[i].name == _name) {
			var element = inputs[i];
			break;
		}
	}

	if (!element) {
		var element = document.createElement('INPUT');
		element.name = _name;
		element.type = 'hidden';
		list_form.appendChild(element);
	}

	element.value = _value;
}

function list_delete() {
	var list_form = document.getElementById('list_form');
	var list_action = document.getElementById('list_action');

	list_action.value = 'delete';
	list_form.submit();
}