js 中利用触发事件 以提交表单的方式向后台传递数据

function autoPb(){var engineRoomName = document.getElementById("engineRoomName").value;var month = document.getElementById('month').value;if(month!=""){var url = "${webRoot}/base/marquee/itsmOndutyPlanWork-autoPb.action";document.fm.action=url;document.fm.submit(); }}