ผมจะทำให้มันเก็บข้อมูลลงดาต้าเบสยังไงดีครับ ถ้าเราเหลือหลายตัวเลือกแล้ว

<script language="JavaScript">        
  function MoveOption(objSourceElement, objTargetElement)    {        
    var aryTempSourceOptions = new Array();        
    var x = 0;                       
    for (var i = 0; i < objSourceElement.length; i++) {            
      if (objSourceElement.options[i].selected) {                               
        var intTargetLen = objTargetElement.length++;                
        objTargetElement.options[intTargetLen].text = objSourceElement.options[i].text;                
        objTargetElement.options[intTargetLen].value = objSourceElement.options[i].value;            
      }            
      else {                              
        var objTempValues = new Object();
        objTempValues.text = objSourceElement.options[i].text;                
        objTempValues.value = objSourceElement.options[i].value;                
        aryTempSourceOptions[x] = objTempValues;                
        x++;           
      }        
    }                      
    objSourceElement.length = aryTempSourceOptions.length;               
    for (var i = 0; i < aryTempSourceOptions.length; i++) {            
      objSourceElement.options[i].text = aryTempSourceOptions[i].text;            
      objSourceElement.options[i].value = aryTempSourceOptions[i].value;            
      objSourceElement.options[i].selected = false;        
    }    
  }    

  function checkAllItems()
  {
    for (var i = 0; i < frmMain.ddlLeft.length; i++) {   
      frmMain.ddlLeft.options[i].selected = true;    
    }    

    for (var i = 0; i < frmMain.ddlRight.length; i++) {   
      frmMain.ddlRight.options[i].selected = true;    
    }    
  }

  function removeAllItems()
  {
    for (var i = 0; i < frmMain.ddlLeft.length; i++) {   
      frmMain.ddlLeft.options[i].selected = false;    
    }    

    for (var i = 0; i < frmMain.ddlRight.length; i++) {   
      frmMain.ddlRight.options[i].selected = false;    
    }    
  }
</script>
<script>
	function confirmDelete(delUrl) {
		if (confirm("คุณแน่ใจหรือไม่ว่าจะลบ")) {
			document.location = delUrl;
		}
	}
</script> 
<center><form name="frmMain" action="AddRemoveItems.php" method="post" onSubmit="checkAllItems();">
						<table width="353" border="0" cellspacing="4" cellpadding="0">
							<tr>
								<td><div align="center"><b>Left</b></div></td>
								<td rowspan="2"><div align="center">
									<input type="button" name="MoveRight" value="Move To Right -> " style="width: 120px;" onClick="MoveOption(this.form.ddlLeft, this.form.ddlRight)">
									<br>
									<br>
									<input type="button" name="MoveLeft" value=" <- Move To Left" style="width: 120px;" onClick="MoveOption(this.form.ddlRight, this.form.ddlLeft)">
								</div></td>
								<td><div align="center"><b>Right</b></div></td>
							</tr>
							<tr>
								<td>
									
									<select name="ddlLeft[]" id="ddlLeft" size="12" multiple style="width: 350px;"> 
										<?php  
										foreach ($data->return as $rs) 
{
$name_personal2 = $rs->BIO_FNAME_TH." ".$rs->BIO_LNAME_TH." "; 
											?>  
											<option value="&nbsp;<?php echo $name_personal2; ?>"><?php echo $name_personal2; ?></option>  
											<?php } ?>      
										</select>  
									</td>
									<td>
										<select name="ddlRight[]" id="ddlRight" size="12" multiple style="width: 350px;">
										</select>
									</td>
								</tr>
							</table>
							</form>
							</center>