Quiero Ponerle Fondo Ami Pagina Me Ayudan?

<style type="text/css">


<!--
 
body{background-image:url(URL del fondo web);background-attachment: fixed}
td.edit_below_nav{visibility:hidden;}
td.edit_navi_headbg{background-image:url();background-color:#;}
td.edit_rechts_sbg{visibility:hidden;background-color:#;}
td.edit_rechts_cbg{background-image: url();background-color:#;}
td.edit_rb_footer{background-image:url();background-color:#;}
td.edit_rechts_bottom{background-image: url();background-color:#;}
td.edit_content_bottom:hover{background-image:url();background-color:#;}

--></style><style type="text/css">