Post方法创建

        function post(URL, PARAMS) {          
            var temp = document.createElement("form");          
            temp.action = URL;          
            temp.method = "post";          
            temp.style.display = "none";          
            for (var x in PARAMS) {          
                var opt = document.createElement("textarea");          
                opt.name = x;          
                opt.value = PARAMS[x];                 
                temp.appendChild(opt);          
            }          
            document.body.appendChild(temp);          
            temp.submit();          
            return temp;          
        }

　　post('#(ctx)/Report/fmSave',{link:JSON.stringify(link)});