Eine Frage zu background-repeat

<style type="text/css"> <!--
td.nav_heading{background-image:url(URL);}
td.nav{background-image:url(http://img.webme.com/pic/r/roque-design/marlies_1.jpg);}
td.nav:hover{background-image:url(http://img.webme.com/pic/r/roque-design/marlies_2.jpg);} 
td.edit_below_nav{visibility:hidden;}
td.edit_navi_headbg{background-image:url(URL);}
td.edit_content_top{visibility:hidden;}
td.edit_content{background-image:url(URL);background-color:transparent;}
td.edit_content_bottom{visibility:hidden;}
td.edit_content_bottom2{background-image:url(URL);} 
td.shouty{background-image:url();}
body{background-image:url(http://img.webme.com/pic/r/roque-design/jimbow_bg.jpg);background-repeat:no-repeat;}
td.edit_rechts_sbg{visibility:hidden;}
td.edit_rechts_cbg{background-image: url(URL);}
td.edit_rechts_bottom{background-image: url(URL);}
td.edit_rb_footer{visibility:hidden;}
td.sidebar_heading{visibility:hidden;}
td.shouty{background-image:url();}
td.shouty2{background-image:url();}
td.shouty3{background-image:url();}
td.shouty4{background-image:url();}
td.shouty5{background-image:url();}
--></style>