Mui 文件下载

      <a style="class="mui-icon mui-pull-right"   id="download">

    
 				<img src="../../../images/icondown.png" width="20" />
    
 		</a>
    
    
    
    

 mui('body').on('tap', 'a', function(e) {

    
 		var id = this.getAttribute('id');
    
 			if(id == "download"){
    
 			var file_id = this.getAttribute('file_id');
    
 			    var btnArray = ['否', '是'];
    
 				mui.confirm('是否确定要下载该文件？', '', btnArray, function(e) {
    
 				if (e.index == 1) {
    
 					createDownload(file_id);
    
 				} else {
    
 								
    
 				}
    
 				});