Bonjour,
<form method="post" action="mapage.php3" enctype="multipart/form-data">
<p align="center"><font color="white"><input name="fichier" type="file" style="color:rgb(51,153,255); border-color:rgb(0,153,0); border-style:solid;" size="51"><br></font></p>
<p align="center"><font color="white"><input type="submit" value="Uploader l'image"></font></p>
</form>