日期格式化(适用于ie，火狐)

//适用于ie以及火狐等浏览器

function toDate(date) {
   if(date!=null){
          var y = date.getFullYear();
          var m = date.getMonth()+1;
          m = m<10?'0'+m:m;
          var s = date.getSeconds();
          var d = date.getDate();
          d = d<10?("0"+d):d;
          var h = date.getHours();
          h = h<10?("0"+h):h;
          var M = date.getMinutes();
          M = M<10?("0"+M):M;
          var S = date.getSeconds();
          S = S<10?("0"+S):s;
          var str = y+"-"+m+"-"+d+" "+h+":"+M;
          return str;
   }else{
    return "";
   }
 }

//使用

var mydate = new Date();

var formatDate = toDate(mydate);//显示的日期格式是yyyy-mm-dd hh:mm