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var now=new Date();一周前的时间=(now.getFullYear()) + '-' + (now.getMonth()+1) + '-' + (now.getDate()); var date = new Date(now.getTime() - 7 * 24 * 3600 * 阅读全文
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<!DOCTYPE html><head><meta http-equiv="Content-Type" content="text/html" charset="utf-8" /><title>javascript实现的倒计时时钟</title><script language="javascri 阅读全文
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<!DOCTYPE html><html> <head> <meta charset="UTF-8"> <title>复选框checkbox类似单选按钮radio</title> </head> <body> <form method=post action=""> <input type="che 阅读全文
摘要：
<!DOCTYPE html><html> <head> <meta charset="UTF-8"> <title>复选框checkbox类似单选按钮radio</title> </head> <body> <form method=post action=""> <input type="che 阅读全文