To change the number of products displayed on the product listing page go to /desktopmodules/smith.buynow and open up productlist.ascx line 4-21 change the first ListItem value for the dropdown to the number you want to display. See the line below that is hightlighted in yellow
<tr>
<td class="NormalText">
Search: <asp:DropDownList ID="ddlSearch" runat="server" Width="120px">
asp:DropDownList>td>
<td width="5px">
td>
<td class="NormalText">
<asp:TextBox ID="txtSearch" runat="server" Width="208px">asp:TextBox>
<asp:Button ID="btnSearch" runat="server" Text="Go" OnClick="btnSearch_Click" />
Records:
<asp:DropDownList ID="ddlRecords" runat="server" AutoPostBack="True" OnSelectedIndexChanged="ddlRecords_SelectedIndexChanged">
<asp:ListItem>10asp:ListItem>
<asp:ListItem>20asp:ListItem>
<asp:ListItem>50asp:ListItem>
<asp:ListItem>100asp:ListItem>
asp:DropDownList>
td>
tr>