Coldfusion: Shopping Cart: Set Minimum Quantity

<cfif IsDefined('FORM.Update.y')>
  <cfset numberOfItems = "#ArrayLen(Session.Cart.ItemID)#">
  <cfloop from="1" to="#numberOfItems#" index="ThisItem">
    <cfset Session.Cart.Qty[ThisItem] = form["Qty" & ThisItem]>
  </cfloop>
</cfif>
 
cfset ordertotal = 0>
  <cfloop from="1" to="#ArrayLen(Session.Cart.ItemID)#" index="ThisItem">
    <cfoutput>
      <cfquery name="getItem" datasource="#DSN#">
        SELECT items.itemPrice
                    ,items.itemID
                    ,items.itemName
                    ,items.CategoryID
                    ,category.CategoryImageSmall
                    ,category.CategoryID
         FROM items, category
         WHERE items.itemID = <cfqueryparam cfsqltype="CF_SQL_VARCHAR" value="#Session.Cart.ItemID[ThisItem]#">
        AND category.CategoryID = items.CategoryID
      </cfquery>
      <cfset total = 0>
       <cfset total = total + (getItem.itemPrice * Session.Cart.Qty[ThisItem]) >
        <tr>
           <td><img src="/images/#Session.Cart.CategoryImageSmall[ThisItem]#" alt="#Session.Cart.ItemName[ThisItem]#"/></td>
          <td>#Session.Cart.ItemName[ThisItem]#</td>
          <td><input name="ItemID#ThisItem#" type="hidden" value="#Session.Cart.ItemID[ThisItem]#" />
                 <input class="quantity" name="Qty#ThisItem#" type="text" value="#Session.Cart.Qty[ThisItem]#" />
                 <br />
                 <a class="removeItem" href="#CGI.SCRIPT_NAME#?id=#ThisItem#">x remove</a>
                 <input name="ItemName#ThisItem#" type="hidden"  value="#Session.Cart.ItemName[ThisItem]#" />
                 <input name="CategoryImageSmall#ThisItem#" type="hidden" value="#Session.Cart.CategoryImageSmall[ThisItem]#" />
          </td>
          <td>#LSCurrencyFormat(total,'local')#</td>
         </tr>
      </cfoutput>
<!---Create row for total--->
       <cfset ordertotal = ordertotal  + total + Shipping>
</cfloop>
       <tr>
          <td colspan="2" class="total"><input name="Update" type="image" src="/images/update-basket_lrg.gif" alt="Update Basket"  />
<!---Clear Basket Button, first make sure there is nothing in the basket--->
          <cfif ordertotal EQ 0>
         <cfelse>
         <a href="<cfoutput>#CGI.SCRIPT_NAME#?basket=clear</cfoutput>"> <img border="0" src="/images/clear_basket_lrg.gif" alt="Clear Basket" /> </a>
</cfif>
        </td>
<td>
    Shipping and Handling: <br />
      Total:
 </td>
   <td>
     &nbsp;$6.00<br />
	<cfoutput>#LSCurrencyFormat(ordertotal,'local')#</cfoutput>
   </td>
</tr>
</tbody>
</table>
</form>