ya lo solusione.
y quedo haci:
Código PHP:
<applet code="entryPoint.class" codebase="http://image.ifrance.com/iftp/" name="iftpDev" width="770" height="450" archive="http://image.ifrance.com/iftp/iftpDev.jar?Dev667free" id="iftpDev">
<param name="host" value="<?=$host;?>" />
<param name="user" value="<?=$user;?>" />
<param name="pwd" value="<?=$pwd;?>" />
<param name="conf" value="http://image.ifrance.com/iftp/confes.xml" />
</applet>
anda a la perfeccion.