JS/EucentricHeight.js

   1 function EucentricHeight(command,max,speed,place){
   2
   3                 var ajax=getAjax();
   4
   5  if(command == "EucentricHeight"){
   6         var nmax = document.getElementById("max");
   7                                 var nspeed=document.getElementById("speed");
   8                                 var nplace=document.getElementById("place");
   9         }else {
  10                 var result = document.getElementById("max");
  11         }
  12
  13         if (ajax) {
  14                  try{
  15                          ajax.onreadystatechange = getData;
  16                  }catch(e){
  17                                          result.innerHTML="Onreadystate change error.";
  18                  }
  19
  20                  try{
  21                                         ajax.open("GET","//localhost:8000/cgi-bin/vemclient.rb?command="+encodeURIComponent(command)+"&max="+encodeURIComponent(max)+"&speed="+encodeURIComponent(speed)+"&place="+encodeURIComponent(place),true);
  22                         //document.getElementById("detail").innerHTML="max:"+max;
  23                                 }catch(e){
  24                                         result.innerHTML = "ajax open error";
  25                  }
  26
  27                                  try {
  28                                  ajax.send(null);
  29                                  }catch (e) {
  30                                          result.innerHTML ="send error";
  31                                  }
  32
  33         }else {
  34                 result.innerHTML = "you cannot use ajax....";
  35         }
  36
  37         function getData() {
  38                         if (ajax.readyState==4) {
  39                                         if (ajax.status==200) {
  40                                                         var resultjson=ajax.responseText;
  41                                                         resultjson=JSON.parse(resultjson);
  42                                                         nmax.innerHTML = "max:"+resultjson['max'];
  43                                                         nspeed.innerHTML="speed:"+resultjson['speed'];
  44                                                         nplace.innerHTML="place:"+resultjson['place'];
  45                                                  }else {
  46                                                          result.innerHTML = "HTTP transmission....";
  47                                                 }
  48                          }
  49         }
  50  }
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