<div id="dvScroll" style="overflow-y: scroll; height: 260px; width: 300px">
1. This is a sample text
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25. This is a sample text
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</div>
<hr />
<input type="hidden" id="div_position" name="div_position" />
<asp:Button Text="Submit" runat="server" />
<script type="text/javascript">
window.onload = function () {
var div = document.getElementById("dvScroll");
var div_position = document.getElementById("div_position");
var position = parseInt('<%=Request.Form["div_position"] %>');
if (isNaN(position)) {
position = 0;
}
div.scrollTop = position;
div.onscroll = function () {
div_position.value = div.scrollTop;
};
};
</script>