JS实现百度地图同时显示多个路书效果

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function showallrecord(starttime,endtime){//显示多条开始结束时间之间的自行车路书
  var bikeId=null;
  $.getJSON("./GetBickIdServlet",function(json){
    bikeId = json;//所有自行车编号
  });
  var json={
      "StartTime":starttime,//开始时间
      "EndTime":endtime//结束时间
  };
  //创建二维数组，例如pointArray[i]中i自行车编号，pointArray[i][j]为编号为i的自行车的所有借还站点信息
  $.getJSON("./GetAllRecordServlet",{json:JSON.stringify(json)},function(json){
    var j = 0;
    var stationlonlist=new Array();
    var stationlatlist=new Array();
    var pointArray=new Array();
    var bikeIdlist = new Array();
    for(var i = 0; i 

function speedtest(pointArray,row){//根据自行车的借还时间差来显示不同的路书速度（待完善）
  var distance = 0;//直行车走过的路径长度
  for(var i = 0; i =14);
  return sjshu;
}
function getColor(){
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  var yanse="";
  for(i=0; i