function process_update(obj,myid,tourid) {
    new Ajax.Request('/tours/update_' + obj.title, 
        {
        parameters: {id: myid, tourid: tourid, value:obj.value},
		encoding:'UTF-8'
        }
    );
}

function keywordupdate(obj, poiimageid) {
    new Ajax.Request('/poiimages/update_' + obj.title, 
        {
        parameters: {id: poiimageid, value:obj.value},
		encoding:'UTF-8'
        }
    );
}