js获取当前时间，格式YYYY/MM/DD hh:mm:ss

function getNowFormatDate() {
　　var date = new Date();
　　var seperator1 = "/";
　　var year = date.getFullYear();//年
　　var month = date.getMonth() + 1;//月
　　var strDate = date.getDate(); //日
　　if (month >= 1 && month <= 9) {
　　　　month = "0" + month;
　　}
　　if (strDate >= 0 && strDate <= 9) {
　　　　strDate = "0" + strDate;
　　}
　　var currentdate = year + seperator1 + month + seperator1 + strDate;
　　return currentdate;
}
function startTime(){
var xiaoshi = getNowFormatDate()
var today = new Date();
var h = today.getHours();
var m = today.getMinutes();
var s = today.getSeconds();
m = checkTime(m);
s = checkTime(s);
document.getElementById("timetxt").innerHTML = xiaoshi + ' ' + h + ":" + m + ":" + s;
}
startTime();
function checkTime(i){
if(i<10){
i = "0"+i;
}
return i;
}