51help TIY
码：
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html lang="en"> <head> <style type="text/css"> q:lang(en) { quotes: '"' '"' "'" "'" } </style> </head> <body> <p><q>This is a <q>big</q> quote.</q></p> <p><b>注释：</b> !DOCTYPE，那么 Internet Explorer 8 quotes 属性。</p> </body> </html>
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