//Extension Number
echo "<tr><td align=left>\n";
echo "<a href=\"#\" class=\"info\">Extension\n";
echo "<span>Extension<font size=-1>(select the extension based on the protocol selected</font></span></a>\n";
echo "</td><td>\n";
echo "&nbsp;&nbsp;";
echo "<div id=\"sip_ext\" style=\"display: none;\">\n";
echo "<select name=\"extnumber\">\n";
echo "<option value=\"\">";
$extensions = customerdb_getsip();
foreach ($extensions as $extension) {
	echo "<option value=\"$extension[0]\"";
	if($extnumber==$extension[0]) echo " SELECTED";
	echo ">$extension[0]</option>\n";
}
echo "</select></div>";
echo "<div id=\"iax_ext\" style=\"display: none;\">\n";
echo "<select name=\"extnumber\">\n";
echo "<option value=\"\">";
$extensions = customerdb_getiax();
foreach ($extensions as $extension) {
        echo "<option value=\"$extension[0]\"";
        if($extnumber==$extension[0]) echo " SELECTED";
        echo ">$extension[0]</option>\n";
}
echo "</select></div>";
echo "<div id=\"zap_ext\" style=\"display: none;\">\n";
echo "<select name=\"extnumber\">\n";
echo "<option value=\"\">";
$extensions = customerdb_getzap();
foreach ($extensions as $extension) {
        echo "<option value=\"$extension[0]\"";
        if($extnumber==$extension[0]) echo " SELECTED";
        echo ">$extension[0]</option>\n";
}
echo "</select></div>";
echo "</td></tr>\n";