//指定時(shí)間減2秒function reduceTwoS(dateStr){//dateStr格式為yyyy-mm-dd hh:mm:ssvar dt=new Date(dateStr.replace(/-/,"/"));//將傳入的日期格式的字符串轉(zhuǎn)換為date對(duì)象 兼容ie// var dt=new Date(dateStr);//將傳入的日期格式的字符串轉(zhuǎn)換為date對(duì)象 非ievar ndt=new Date(dt.getTime()-2000);//將轉(zhuǎn)換之后的時(shí)間減去兩秒var result={year:parseInt(ndt.getFullYear()),month:parseInt(ndt.getMonth()+1),day:parseInt(ndt.getDay()),hour:parseInt(ndt.getHours()),minute:parseInt(ndt.getMinutes()),second:parseInt(ndt.getSeconds())}return result;}//指定時(shí)間加3秒function addThreeS(dateStr){//dateStr格式為yyyy-mm-dd hh:mm:ssvar dt=new Date(dateStr.replace(/-/,"/"));//將傳入的日期格式的字符串轉(zhuǎn)換為date對(duì)象 兼容ie// var dt=new Date(dateStr);//將傳入的日期格式的字符串轉(zhuǎn)換為date對(duì)象 非ievar ndt=new Date(dt.getTime()+3000);//將轉(zhuǎn)換之后的時(shí)間減去兩秒var result={year:parseInt(ndt.getFullYear()),month:parseInt(ndt.getMonth()+1),day:parseInt(ndt.getDay()),hour:parseInt(ndt.getHours()),minute:parseInt(ndt.getMinutes()),second:parseInt(ndt.getSeconds())}return result;}