Update categories_order.html.erb

fix error

app/views/admin/archive_files/categories_order.html.erb

@@ -1,5 +1,33 @@
 <% all_locales = I18n.available_locales %>
 <% count = all_locales.length %>
+<script>
+$('form[name="category_sort_number_form"]').submit(function(){
+    var eles = $('form[name="category_sort_number_form"]').serialize().split('&')
+    var keys=[],values=[]
+    eles.each(function(){
+        var temp = this.split('=')
+        keys.push(temp[0])
+        values.push(temp[1])
+    })
+    if (navigator.onLine) {
+        $.ajax({
+            url : "/admin/archive_files/categories_order",
+            dataType : "json",
+            type : "post",
+            data:{form_sort_data:[keys,values]},
+            success:function(data){
+                location.reload();
+            },
+            error:function(){
+                alert('Your server has some problem, please try again later!')
+            }
+            })
+    } else {
+        alert('Please connect the network and try again later!')
+    }
+    return false;
+})
+</script>
 <form method="post" action="/admin/archive_files/categories_order" name="category_sort_number_form" >
 <table>
 <thead style='line-height: 3;'>