明明感觉理论上没错,怎么就不行呢?
<%if Session("IsAdmin") then%>
<%if Session("grpLevel")="0" then%>
<input name="NewProduct" onClick="javascript:location.href='addSales.asp'" type="button" class="button_all" id="NewClient" value="新建">
<%end if%>
<%else%> nothing
<%end if%>