setInterval()问题,谢谢!
<HTML><HEAD><TITLE>javascript</TITLE>
<SCRIPT Language="JavaScript1.2"><!-- begin
function changetime(){
for (var i=0;i<=60;++i){
document.write "时间:"+i
}
function startchange(){
setInterval("changetime()",1000)
}
window.onload=startchange
// --></SCRIPT>
</HEAD>
没有显示在页面上,有错误,帮忙看看!