JQuery 简便实现页面元素数据验证功能

                        $(this).change(function(){ 
                           if(OnItemValidator($(this))) 
                           { 
                                if(valobj.tipcontrol !=null) 
                                { 
                                   hideTip($(‘#’ + valobj.tipcontrol));   
                                } 
                           } 
                           else 
                           { 
                                if(valobj.tipcontrol !=null) 
                                { 
                                   showTip($(‘#’ + valobj.tipcontrol));   
                                } 
                           }