ASP技巧：Script块不能放在另一个Script 块内

<script language="JavaScript">
function changejs(n){
var str;
str = '<script language="JavaScript" type="text/javascript" src="inc/listnews.asp?page_no=';
str = str + n;
str = str + '"></script>';
document.getElementById("titleLiNews").innerHTML = str;
}
</script>