Kendo file uploader to display previously uploaded files

<h2>

Upload Attachments

@(Html.Kendo().Upload()
.Name("files").
TemplateId("fileTemplate")
.Messages(m => m.Select("Add files here."))
.Async(a => a
.Save("Save", "Upload")
.Remove("Remove", "Upload")
.AutoUpload(false)).Events(events => events.Select("onSelect")))



<script id="fileTemplate" type="text/x-kendo-template">


</script>

<script>
var a = 0;
function onSelect(e) {
$.each(e.files, function (index, value) {
readMultipleFiles(value);
});
a++;
}

function addExtensionClass(extension) {
return a;
}


function readMultipleFiles(file) {
var reader = new FileReader();
reader.onload = function (e) {
// bind the file content
$('.'+a+'').attr({ src: e.target.result });
}
reader.readAsDataURL(file.rawFile);
}


</script>

<style scoped>
.demo-section{
width: 350px;
float: right;
background-color: #f7f7f7;
padding: 20px;
border: 1px solid #dbdbdb;
}

.demo-section .k-widget.k-upload.k-header{
border-radius: 0px;
border: none;
background-color: #F7F7F7;
}

.demo-section .k-upload-files{
width: 100%;
overflow: hidden;
background-color: #fff;
border: none;
min-height: 235px;
}

.demo-section .k-upload-files .k-file{
width: 48%;
float: left;
border: none;
padding-left: 0px;
}

.demo-section .k-dropzone{
background-color: #fff;
border-bottom: none;
margin-bottom: 30px;
}

.demo-section .k-dropzone .k-button.k-upload-button{
height: 75px;
border: 1px dashed #000;
width: 100%;
background-color: #fff;
border-radius: 0px;
padding-top: 26px;
background-position: 0px;
box-shadow: none;
}

.demo-section .k-dropzone .k-button.k-upload-button input{
background-color: #fff;
box-shadow: none;
}

.file-icon {
/*display: inline-block;
float: left;
width: 80px;
height: 80px;
margin-left: 42px;
margin-top: 45.5px;*/
width: auto;
height: 135px;
max-height: 100%;
max-width: 100%;
}

li.k-file .file-wrapper .k-upload-action {
position: absolute;
top: 0;
right:0;
}

li.k-file div.file-wrapper {
position: relative;
height: 100px;
padding: 15px;

/*float:left;
width:50%;*/
}
</style>