Try something like

< script language="JavaScript">
if (inv_name.value=='mobile')
    {
    inv_imei.style.visibility=visible; .........

based on CSS and JS !!!
but this is VERY fast written and may only work on IE, not NS .



    (-        Nayco,
    //\        [EMAIL PROTECTED]
    v_/_     http://nayco.free.fr


----- Original Message -----
From: Balaji Ankem <[EMAIL PROTECTED]>
To: Renze Munnik <[EMAIL PROTECTED]>
Cc: <[EMAIL PROTECTED]>
Sent: Tuesday, September 11, 2001 9:05 AM
Subject: [PHP] Problem regarding select boxes


> Hi! friend,
>    I had one html form .
>    In that i had 5 inputs.
>    First option is a select box.
>    If the selected item is Mobile then only i want to display  second and
> third input boxes. Otherwise i want to hide those two options.
>
> How can i endure that?
>
> Please give the solution to this problem.
>
> Thanks and regards
> -Balaji
>
> Here i am sending the file..
>
> >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>
> <!DOCTYPE html public "-//w3c//dtd html 4.0 transitional//en">
> <html>
> <head>
> <META HTTP-EQUIV="Refresh"
> content="120;URL=http://localhost/imac/addinventory.php";>
>
>
> <script language="Javascript">
>
>
> function check(){
>
>       if(document.addinv.inv_name.options[0].selected)
>    {
>    alert('Please select the item name');
>    document.addinv.inv_name.focus();
>    return false;
>       }
>       else if(document.addinv.inv_type.options[0].selected)
>    {
>    alert('Please select the item type');
>    document.addinv.inv_type.focus();
>    return false;
>       }
>
>
>       else if (document.addinv.inv_tag.value=='' ||
> document.addinv.inv_tag.value=='0')
>       {
>                  alert('Inventory tag is required and it must start with
> alphabet.Please try again');
>                  document.addinv.inv_tag.focus();
>                  return false;
>
>       }
>
>
>       else
>       {         document.addinv.method = "POST";
>          document.addinv.action="add_inv.php";
>              document.addinv.submit();
>              return true;
>       }
>    }
>
> </script>
> </head>
>
> <body background="imacbg1.gif" ONLOAD="document.addinv.inv_name.focus()" >
>
>    <center> <h1> ADD INVENTORY ITEM </h1></center>
>      <! Get current time and date >
>            <?php    $today = date("Y:m:d h:i:s"); ?>
> <center>
>
>           <h3> TIME STAMP: <?php echo $today; ?> </h3>
>  <form name="addinv" >
>
>  Item Name :
>      <select name="inv_name" STYLE="width : 120px">
>
>     <option value="0" SELECTED>SELECT</option>
>       <option value="Mobile">Mobile</option>
>       <option value="SIM">SIM</option>
>       <option value="Data Cable">Data Cable</option>
>       <option value="Charger">Charger</option>
>       <option value="Power Supply">Power Supply</option>
>
> </select>
>
> Item Type:
>       <select name="inv_type" STYLE="width : 120px" >
>
>         <option value="0" SELECTED>SELECT</option>
>        <option value="PTX520">PTX520</option>
>        <option value="PTX438">PTX438</option>
>        <option value="J5">J5</option>
>        <option value="J6">J6</option>
>        <option value="Z5">Z5</option>
>
>       </select>
>
>
>  IMEI Number<input type="text" name="inv_imei" size="15" value="">
>
>  Item Tag   <input type="text" name="inv_tag" size="15" value="">
>
>  Status     <select name="inv_status" STYLE="width : 120px">
>         <option value="0" SELECTED>SELECT</option>
>         <option value="stock">STOCK</option>
>         <option value="inuse">IN USE</option>
>         </select>
>
>   <input type="button" Value="ADD" OnClick="check();"></td>
> </form>
> </center>
> </body></html>
>
> >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>
> If  Item name is Mobile then only we can enter type and IMEI...otherwise i
> want to hide and i will insert blank values in to the database.
>
>
> Thanks in advance.
>
> Regards
> -Balaji
>
>


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