BootWiki教程网
源代码：
点击运行
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>BootWiki 教程网</title> </head> <body background="logo.png" id="logo"> <script> document.write("背景图片是: ") document.write(document.getElementById("logo").background); </script> </body> </html>
运行结果