.profilmasque /*c'est juste le css du bouton*/

{
width: 200px;
background-image: url("http://img96.imageshack.us/img96/7995/99586882.gif");
border: 2px dotted #000000;
 -moz-border-radius-topleft: 20px;
-moz-border-radius-topright: 20px;
-moz-border-radius-bottomleft: 0px;
-moz-border-radius-bottomright: 20px; 
font-color: #ffffff;
font-size: 12px;
font-weight: bold;
font-variant: small-caps;
}

.profil1/*c'est le css de l'ensemble bouton+profil*/
{
border: 4px solid #2d3222;/*La bordure*/
text-align:center;
padding:5px;
padding-top:10px;
-moz-border-radius: 20px; /* bord arrondis*/
-webkit-border-radius: 20px; /* bord arrondis*/
border-radius: 20px ; /* bord arrondis*/
background-image:url('http://i69.servimg.com/u/f69/13/39/31/84/fond14.png'); /*Le fond*/
background-shadow: 6px 6px 6px #003475;
}

   <tr class="post">
      <td class="{postrow.displayed.ROW_CLASS}"{postrow.displayed.THANK_BGCOLOR} valign="top" width="150">
        <div class="profilentour">
        <center><span class="name"><a name="{postrow.displayed.U_POST_ID}"></a><strong>{postrow.displayed.POSTER_NAME}</strong></span></center>

            <span class="postdetails poster-profile">
            {postrow.displayed.POSTER_RANK}

            <center><span class="rankpic">{postrow.displayed.RANK_IMAGE}</span><span class="posterava"><div style="border: 1px dashed grey;">{postrow.displayed.POSTER_AVATAR}</div></span></center></div>

 <div class="profilmasque" onClick="this.firstChild.value=(this.firstChild.value=='Conscience')?'Inconsient':'Conscience';this.lastChild.style.display=(this.firstChild.value=='Conscience')?'none':'block';" style="text-align: center;"><input type="button" value="Conscience" class="profil1"/><div style="display: none;  text-align:left;">
            <!-- BEGIN profile_field -->
            {postrow.displayed.profile_field.LABEL} {postrow.displayed.profile_field.CONTENT}{postrow.displayed.profile_field.SEPARATOR}
            <!-- END profile_field -->
            {postrow.displayed.POSTER_RPG}
            </div></div>
        </span>

 
</div>
<div id=""></div>

        <img src="http://2img.net/i/fa/vide.gif" alt="" style="width: 150px; height: 1px;" />
      </td>
      <td class="{postrow.displayed.ROW_CLASS}"{postrow.displayed.THANK_BGCOLOR} valign="top" width="100%" height="28" colspan="2">
         <table width="100%" border="0" cellspacing="0" cellpadding="0">
            <tr>