gistfile1.js

// very very simple js validation?
   var Validation = {
       form : {
           nickname : [[
               function (data) { return data.length <= 10; },
               '１０文字以内で入力してください'
           ]],
           rating   : [[
               function (data) { return 1 <= data && data <= 5; },
               '１〜５までの数字からお選びください'
           ]],
           comment  : [[
               function (data) { return data.length <= 150; },
               '１５０文字以内で入力してください'
           ]]
       },
       check : function(form) {
           var self = this;
           var params = {};
           $(form.serialize().split('&')).each(function() {
               var kv = this.split('=');
               params[kv[0]] = decodeURIComponent(kv[1]);
           });

           var isValid = true;
           $.each(self.form, function(k, funcs) {
               $.each(funcs, function(i, fn) {
                   if (!fn[0](params[k])) {
                       if (!self.error[k]) self.error[k] = [];
                       self.error[k].push(fn[1]);
                       isValid = false;
                   }
                   return isValid;
               });
               return isValid;
           });
           return isValid;
       },
       error : {}
   };