修复结算列表无法通过站名查询的问题

application/em/view/settle/index.html

@@ -16,7 +16,7 @@
                                 <option value="1" selected="selected" {if $search_type eq 1 } selected {/if}>结算单号</option>
                                 <option value="2" {if $search_type eq 2 } selected {/if}>账单号</option>
                                 <option value="3" {if $search_type eq 3 } selected {/if}>电表识别号</option>
-                                <option value="3" {if $search_type eq 4 } selected {/if}>站名</option>
+                                <option value="4" {if $search_type eq 4 } selected {/if}>站名</option>
 
                             </select>
                         </div>