//put form validation functions here

function toggle_published(which) {
	//which.name eg chk_news_12
	var action = which.name.split("_");

	//send request		
	new Ajax.Request('/ajax/publish.php', {
		method: 'post',
		parameters: { 'update':action[1], 'id':action[2], 'checked':which.checked },
		onSuccess: function(transport) {
			//feedback here
			//alert(transport.responseText);
		}
	});	
}