function selectItems(onoff, item) {
	var i,j;
	var parts=item.split(',');
	for (i=0;i<parts.length;i++){
		list = $$('input.shodor_xforms_' + parts[i]);
		for(j=0;j<list.length;j++) {
			if (list[j] != null)
				list[j].checked = onoff;
		}
	}
}