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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> <title>无标题文档</title> <style type="text/css"> <!-- #innerClass { font-family: "方正姚体"; font-size: 24px; border: 1px dotted #000000; color:#0000FF; } --> </style> </head> <body> <div id="innerClass">样式规则的文本</div> <script> document.getElementById("innerClass").style.color="red"; innerClass.style.fontSize="72px"; innerClass.style.fontStyle="italic"; </script> </body> </html>