//扩展mui.showLoading  
(function($, window) {  
    //显示加载框  
    $.showLoading = function(message,type) {  
        if ($.os.plus && type !== 'div') {  
            $.plusReady(function() {  
                plus.nativeUI.showWaiting(message);  
            });  
        } else {  
            var html = '';  
            html += '<i class="mui-spinner mui-spinner-white"></i>';  
            html += '<p class="text">' + (message || "数据加载中") + '</p>';  

            //遮罩层  
            var mask=document.getElementsByClassName("mui-show-loading-mask");  
            if(mask.length==0){  
                mask = document.createElement('div');  
                mask.classList.add("mui-show-loading-mask");  
                document.body.appendChild(mask);  
                mask.addEventListener("touchmove", function(e){e.stopPropagation();e.preventDefault();});  
            }else{  
                mask[0].classList.remove("mui-show-loading-mask-hidden");  
            }  
            //加载框  
            var toast=document.getElementsByClassName("mui-show-loading");  
            if(toast.length==0){  
                toast = document.createElement('div');  
                toast.classList.add("mui-show-loading");  
                toast.classList.add('loading-visible');  
                document.body.appendChild(toast);  
                toast.innerHTML = html;  
                toast.addEventListener("touchmove", function(e){e.stopPropagation();e.preventDefault();});  
            }else{  
                toast[0].innerHTML = html;  
                toast[0].classList.add("loading-visible");  
            }  
        }     
    };  

    //隐藏加载框  
      $.hideLoading = function(callback) {  
        if ($.os.plus) {  
            $.plusReady(function() {  
                plus.nativeUI.closeWaiting();  
            });  
        }   
        var mask=document.getElementsByClassName("mui-show-loading-mask");  
        var toast=document.getElementsByClassName("mui-show-loading");  
        if(mask.length>0){  
            mask[0].classList.add("mui-show-loading-mask-hidden");  
        }  
        if(toast.length>0){  
            toast[0].classList.remove("loading-visible");  
            callback && callback();  
        }  
      }  
})(mui, window);