1. 在 [所見即所得|預覽模式] 下把你的一般帖子編輯好。
2. 點擊 [HTML源代碼]，轉換到HTML模式。把下麵這段代碼加進去。可以加在最上麵。這樣整個背景就被換了。如果你就是簡單的加這段代碼，那麽背景圖就一直是這張蘋果花。
<style type="text/css">table{ background-color:transparent; margin-left: 0px !important; } td { background-color:transparent; } body{ background-image:url("/upload/album/c4/41/6c/5e19f7734719gsl1IJ2k.jpg") !important; background-attachment:fixed; background-repeat:repeat; background-position:center; font-size_replace:16; color:#000000 important; } A:link { FONT-SIZE: 14.5pt; COLOR: #2a544b; TEXT-DECORATION: none } A:hover { COLOR: #2a544b; BACKGROUND-COLOR: #FFFFFF; TEXT-DECORATION: underline } A:visited { FONT-SIZE: 10.5pt; COLOR: #2a544b; TEXT-DECORATION: none } A:active { TEXT-DECORATION: none } #postbody { PADDING-RIGHT: 0px; PADDING-LEFT: 0px; BACKGROUND: none transparent scroll repeat 0% 0%; PADDING-BOTTOM: 0px; OVERFLOW: visible; WIDTH: 970px! important; PADDING-TOP: 0px } #postbody TABLE { MARGIN-LEFT: 0px! important } .bookmark { PADDING-RIGHT: 8px; PADDING-LEFT: 8px; BACKGROUND: none transparent scroll repeat 0% 0%; FLOAT: left; PADDING-BOTTOM: 8px; OVERFLOW: hidden; WIDTH: 970px; PADDING-TOP: 4px; BORDER-BOTTOM: #666 0px solid }
</style>
