Image upload and preview

HTML

<form id="form1" runat="server">
    <input type='file' id="inputFile" />
   
</form>

<div class="new">

</div>

JavaScript

function readURL() { 
     var fileList = this.files;
     var anyWindow = window.URL || window.webkitURL;
     var ValidImageTypes = ["image/gif", "image/jpeg", "image/png"];
        
        
    for(var i = 0; i < fileList.length; i++){
			var file_allow = fileList[i];
      var fileType = file_allow["type"];
			if ($.inArray(fileType, ValidImageTypes) > 0) {
        var objectUrl = anyWindow.createObjectURL(fileList[i]);
		    var ran_x = Math.floor((Math.random() * 1000000000000) + 1);
		   $('.new').append('<div class="my-img-div" style="width:auto; display:inline-block;" ><img  src="' + objectUrl + '" class="my-img" id="" /></div>');
		  window.URL.revokeObjectURL(fileList[i]);
		  }
        }     
        
   }

  var inputfile= document.getElementById("inputFile");
  inputfile.addEventListener("change",readURL,false);