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							- function diqu(layer, form, box) {
 
-     var diqu = $(box),
 
-         linkage_check = function (obj) {
 
-             var checked = obj.closest('li').find('input:checkbox:checked');
 
-             if (!obj.is(':checked') && checked.length) {
 
-                 //子集元素存在选中 但没有全部选中 添加some类 显示为小正方形
 
-                 obj.closest('.diqu_checkbox').addClass('layui-form-checked-some');
 
-                 return true;
 
-             }
 
-         },
 
-         init = function () {
 
-             var ul3 = diqu.find('ul ul ul');
 
-             ul3.each(function(index, el) {
 
-                 var t = $(el);
 
-                 if (!$(el).children().length) {
 
-                     t.addClass('no-child');
 
-                 }
 
-             });
 
-             diqu.find('input:checkbox').not(ul3.find('input:checkbox'))
 
-             .attr('diqu-linkage', 1)
 
-             .each(function(index, el) {
 
-                 linkage_check($(el));
 
-             });
 
-         }
 
-     //checkbox事件
 
-     $('.diqu_checkbox input[type="checkbox"]').on('click', function () {
 
-         var t = $(this);
 
-         if (t.attr('diqu-linkage')) {
 
-             if (t.is(':checked')) {
 
-                 if (t.closest('.diqu_checkbox').hasClass('layui-form-checked-some')) {
 
-                     t.closest('li').find('input:checkbox').removeProp('checked')
 
-                     .closest('.diqu_checkbox').removeClass('layui-form-checked-some');
 
-                 } else {
 
-                     t.closest('li').find('input:checkbox').prop('checked', true)
 
-                     .closest('.diqu_checkbox').removeClass('layui-form-checked-some');
 
-                 }
 
-             } else {
 
-                 if (!linkage_check(t)) {
 
-                     t.closest('li').find('input:checkbox').removeProp('checked')
 
-                     .closest('.diqu_checkbox').removeClass('layui-form-checked-some');
 
-                 }
 
-             }
 
-         }
 
-     });
 
-     //防止选框超出
 
-     $(box+'>ul>li>ul>li').on('mouseenter', function () {
 
-         var t = $(this),
 
-             popup = t.children('ul');
 
-         if (!popup.length) {
 
-             t.addClass('no-child').off('mouseenter');
 
-             return;
 
-         }
 
-         if (diqu.outerWidth(true) - (t.position().left+popup.outerWidth(true)) < 20) {
 
-             popup.addClass('diqu_popup_r');
 
-         }else{
 
-             popup.removeClass('diqu_popup_r');
 
-         }
 
-     });
 
-     //所有元素初始化
 
-     init();
 
- }
 
- // 地区全选
 
- var area_select = (function  () {
 
-     var area_select_all = false;
 
-     return function  (obj) {
 
-         $('.diqu_select').on('click', function () {
 
-             if (!area_select_all) {
 
-                 $('.layui-form-checked-some').removeClass('layui-form-checked-some');
 
-             }
 
-             obj.prop('checked', area_select_all = !area_select_all);
 
-         });
 
-     }
 
- })();
 
 
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