<input type='file' id='input1' />
<script>
var oInput = document.getElementById("input1");
oInput.onclick = function(){
var file = this.files[0];
var r = new FileReader();
r.readAsDataURL(file);
r.onload = function(){
var img = new Image();
img.src = this.result;
document.getElementsByTagName("body")[0].appendChild(img);
};
};
</script>