image upload preview

some jQuery to preview the image being uploaded on the page

by Oliver Kelso

HTML

<form id="form1" runat="server">
    <input type='file' id="imgInp" />
</form>
<img id="preview" src="#" alt="your image" />

CSS

body {
    background:#111;
    color:#FFF;
}
#preview {
    width:100%;
    display:none;
    float:left;
    clear:both;
}

JavaScript

function readURL(input) {
        if (input.files && input.files[0]) {
            var reader = new FileReader();

            reader.onload = function (e) {
                $('#preview').attr('src', e.target.result).fadeIn("slow");
            }
            reader.readAsDataURL(input.files[0]);
        }
    }

    $("#imgInp").change(function () {
        readURL(this);
    });