การโฟสวันที่แบบ datepicker ลงฐานข้อมูลและให้เป็นแบบ dd-mm-yyyy

<form name="demoform2" method="post" action="admin.php?page=procure/procure_add2.php">
                <table width="450" border="0" cellpadding="0" cellspacing="0">
                  <tr> 
                    <td width="19%" height="27" class="Font"><div align="right">หัวข้อ 
                        :</div></td>
                    <td width="81%"><input name="procure_content" type="text" id="procure_content" size="40"></td>
                  </tr>
                  <tr>
                    <td height="29" class="Font"><div align="right">วันที่ยื่นซอง:</div></td>
                    <td ><input type="text" id="date1" class="input-text" size="10" value="  /  /    " name="date1" onClick="displayDatePicker('date1')" />
                    &nbsp;-&nbsp;
                      <input type="text" id="date2" class="input-text" size="10" value="  /  /    " name="date2" onClick="displayDatePicker('date2')" />					</td>
                  </tr>
                  <tr> 
                    <td height="29" class="Font"><div align="right">วันที่เปิดซอง:</div></td>
                    <td><input type="text" id="date3" class="input-text" size="10" value="  /  /    " name="date3" onClick="displayDatePicker('date3')" /></td>
                  </tr>
                  <tr> 
                    <td class="Font"><div align="right">รายละเอียด :</div></td>
                    <td><textarea name="procure_detail" cols="50" rows="10" id="procure_detail"></textarea></td>
                  </tr>
                  <tr>
                    <td height="30" class="Font">&nbsp;</td>
                    <td>&nbsp;</td>
                  </tr>
                  <tr> 
                    <td height="30" class="Font"><div align="right">แนบไฟล์:</div></td>
                    <td><input name="MAX_FILE_SIZE" type="hidden" id="MAX_FILE_SIZE4" value="100000"> 
                      <input name="fileupload" type="file" class="Box" id="fileupload4" size="40"></td>
                  </tr>
                  <tr>
                     <td height="30" class="Font"><div align="right">สถานะ:</div></td>
                    <td><select name="status_id" id="select">
                      <?
			while($row=mysql_fetch_array($result)){
			$status_id = $row['status_id'];
			$status_name = $row['status_name'];

								if($ref_status_id==$status_id){
								echo "<option value='$status_id' selected>$status_name</option>";
								}else{
								echo "<option value='$status_id'>$status_name</option>";
								}
			}
			?>
                    </select></td>
                  </tr>
                  <tr> 
                    <td>&nbsp;</td>
                    <td><input name="Button" type="button" onClick="MM_callJS('jascript:history.go(-1)')" value="Back"> 
                      <input type="submit" name="Submit2" value="Submit"></td>
                  </tr>
                </table>
              </form></td>
          </tr>

<?
 include "chksession.php";
 include "connect.php";


$procure_content = $_POST[procure_content];
$procure_detail= $_POST[procure_detail];
$status_id= $_POST[status_id];
 $procure_regist = substr($_POST['date1'],6,4)."-".substr($_POST['date1'],3,2)."-".substr($_POST['date1'],0,2);
 $procure_start = substr($_POST['date2'],6,4)."-".substr($_POST['date2'],3,2)."-".substr($_POST['date2'],0,2);
 $procure_end = substr($_POST['date3'],6,4)."-".substr($_POST['date3'],3,2)."-".substr($_POST['date3'],0,2);


$fileupload = $_FILES['fileupload'] ['tmp_name'];
$fileupload_name = $_FILES['fileupload'] ['name'];
$fileupload_size= $_FILES['fileupload'] ['size'];
$fileupload_type= $_FILES['fileupload'] ['type'];

if($procure_content=="" || $procure_detail==""){
	echo "<center><h3>กรุณาข้อมูลให้ครบด้วยครับ !!<h3></center>";
	exit();
}

$field ="procure_id,procure_content,procure_detail,procure_regist,procure_start,procure_end,procure_file1_name,status_id,mem_id";
$values= "'','$procure_content', '$procure_detail','','','$date',$status_id,'$sess_username'";
$result = insert($field,$values,"tb_procure");
if($fileupload){
	$array_last=explode(".",$fileupload_name);
	$c=count($array_last)-1;
	$lastname=strtolower($array_last[$c]) ;
	
	if ($lastname=="rar"  or $lastname=="jpg" or $lastname=="jpeg" or $lastname=="zip"  or $lastname=="pdf" ){
	
			$sql2="select max(procure_id) from tb_procure";
			$result2=mysql_db_query($dbname,$sql2);
			$row=mysql_fetch_row($result2);
			
			$filename = $row[0] . "." . $lastname;
			
			copy($fileupload,"procure_file/".$filename);
			
			$sql3="update tb_procure set procure_file1_name='$filename' where procure_id = '$row[0]' ";
			$result3 =mysql_db_query($dbname,$sql3);
		}
		unlink($fileupload);
}
if($result){
	echo "<center><h3>บันทึกข้อมูลเรียบร้อยแล้วครับ !!<h3></center>";
}else{
	echo "<center><h3>ไม่สามารถบันทึกข้อมูลได้ครับ !!<h3></center>";

}

?>