1.
.net 1.1
this.Page.SmartNavigation = true;
.net 2.0
this.Page.MaintainScrollPositionOnPostBack = true;
IE中让文本框刷新之后保持原值
<HTML>
<HEAD>
<META NAME="save" CONTENT="history">
<STYLE>
.saveHistory {behavior:url(#default#savehistory);}
</STYLE>
</HEAD>
<BODY>
<INPUT class=saveHistory type=text id=oPersistInput>
</BODY>
</HTML>