function SelectAll(count) {
	for(var i = 0; i < count; i++) {
		var cb_select = document.getElementById("id_select_" + i);
		cb_select.checked = true;
	}
}


function UnselectAll(count) {
	for(var i = 0; i < count; i++) {
		var cb_select = document.getElementById("id_select_" + i);
		cb_select.checked = false;
	}
}