用页面跳转实现:
<p align='center'><input type='button' onclick='show()' value=' 跳转 '>
<script language='javascript'>
function show(){
alert("跳转到2.html");
self.location.href = '2.html';
}
</script>
<p align='center'><input type='button' onclick='show()' value=' 跳转 '>
<script language='javascript'>
function show(){
alert("跳转到2.html");
self.location.href = '2.html';
}
</script>
<p align='center'><input type='button' onclick='show()' value=' 跳转 '>
<script language='javascript'>
function show(){
alert("跳转到2.html");
self.open('2.html','','');
self.close();
}
</script>