jpgraph เปลี่ยน หัวข้อ เป็นภาษาไทยได้แล้ว แต่ตรงแสดงผลทำไงเปลี่ยนครับ

<?php // content="text/plain; charset=utf-8"
// Gantt example
require_once ('jpgraph.php');
require_once ('jpgraph_gantt.php');

 $name = $_POST["text"];
$start = $_POST["text2"];
$end = $_POST["text3"];

 $name1 = $_POST["text4"];
$start1 = $_POST["text5"];
$end1 = $_POST["text6"];

$name2 = $_POST["text7"];
$start2 = $_POST["text8"];
$end2 = $_POST["text9"];

$name3 = $_POST["text10"];
$start3 = $_POST["text11"];
$end3 = $_POST["text12"];

$name4 = $_POST["txtName4"];
$start4 = $_POST["dateInput9"];
$end4 = $_POST["dateInput10"];
// 
// The data for the graphs
//
 
$data = array(
  array(0,ACTYPE_GROUP,    "กราฟที่1","2001-10-26","2001-11-13",""),
  array(1,ACTYPE_NORMAL,   "  Label 2",      "2001-10-26","2001-11-13",'[KJ]'),
  array(2,ACTYPE_NORMAL,   "  Label 3",      "2001-11-20","2001-11-22",'[EP]'),
  array(3,ACTYPE_NORMAL,   "  Label 4",      "2001-11-20","2001-11-22",'[EP]'));
  $graph = new GanttGraph();

  

  
/////////////////////////////////////////////////////////////////////////graph2  
$data1 = array(
  array(4,ACTYPE_GROUP,    "bb",        "2001-10-26","2001-11-13",''),
  array(5,ACTYPE_NORMAL,   "  Label 5",      "2001-10-26","2001-11-13",'[KJ]'),
  array(6,ACTYPE_NORMAL,   "  Label 6",      "2001-11-20","2001-11-22",'[EP]'),
  array(7,ACTYPE_MILESTONE,"  Phase 1 Done", "2001-11-23",'M2') );
// Create the basic graph
$graph = new GanttGraph();
/////////////////////////////////////////////////////////////////////////graph3  
$data2 = array(
  array(8,ACTYPE_GROUP,    "cc",        "2001-11-13","2001-11-13",''),
  array(9,ACTYPE_NORMAL,   "  Label 7",      "2001-10-26","2001-11-13",'[KJ]'),
  array(10,ACTYPE_NORMAL,   "  Label 8",      "2001-11-20","2001-11-22",'[EP]'),
  array(11,ACTYPE_MILESTONE,"  Phase 1 Done", "2001-11-23",'M2') );
// Create the basic graph
$graph = new GanttGraph();



$graph->title->SetFont(FF_ANGSA,FS_BOLD,18);
$graph->title->Set("แผนธุรกิจต่อเนื่อง");

$graph->subtitle->SetFont(FF_ANGSA,FS_BOLD,18);
$graph->subtitle->Set("(ฝ่ายการเงิน)");

 
// Setup scale
$graph->ShowHeaders(GANTT_HYEAR | GANTT_HMONTH | GANTT_HDAY | GANTT_HWEEK);
$graph->scale->week->SetStyle(WEEKSTYLE_FIRSTDAY);
 
// Add the specified activities



$graph->CreateSimple($data);
$graph->CreateSimple($data1);
$graph->CreateSimple($data2);



 
// .. and stroke the graph
$graph->Stroke();
 
?>