Como conseguir um xat

<embed align="middle" allowscriptaccess="sameDomain" flashvars="id=182251394" height="405" name="chat" pluginspage="http://xat.com/update_flash.shtml" quality="high" src="http://www.xatech.com/web_gear/chat/chat.swf" type="application/x-shockwave-flash" width="540"></embed><br /> <small><a href="http://xat.com/web_gear/?cb" target="_BLANK"></a> <a href="http://www.toturiaisparablog.blogspot.com" target="_BLANK"></a></small>







ficará assim...totalmente branco (como mudo o fundo do chat?)