1,打开一个新窗口，并控制其样式
<html> <head> <script type="text/javascript"> function open_win() { window.open("http://www.w3school.com.cn","_blank","toolbar=yes, location=yes, directories=no, status=no, menubar=yes, scrollbars=yes, resizable=no, copyhistory=yes, width=400, height=400") } </script> </head> <body> <form> <input type="button" value="打开窗口" onclick="open_win()"> </form> </body> </html>
2，打开一个新的窗口
window.open(url,"_blank");
3，打开一个新窗口，并覆盖上次打开的
window.open(url,'newwindow');
4，在本窗口打开
window.open(url,'_self');