Event OnClick onl;y effect on 1st page

Hi All, I got the problem 'Event OnClick onl;y effect on 1st page'.So please help me a solution to fix it.This is may code.

$('#currency_ratio td#delete').on("click", "td", function(){ var nRow = $(this).closest("tr").get(0); var aData = oTable.fnGetData(nRow); var id = aData[0]; alert(id); });

Thanks, Loi