Multipart cross domain post request with ajax

gistfile1.js

var data = new FormData();
  form.find("input, textarea").each(function() {
		var input = $(this);
		if (input.attr("type") == "file")
			data.append(input.attr("name"), input[0].files[0]);
		else
			data.append(input.attr("name"), input.val());
	});
	
	$.ajax({
  		type: "POST",
  		url: "someurl",
  		data: data,
  		contentType: false,
  		mimeType: "multipart/form-data",
  		processData: false,
  		crossDomain: true,
  		cache: false,
  		success: function(post, textStatus, jqXHR) {
    	 // ... 
  		},
  		error: function(jqXHR, textStatus, errorThrown) {
  			// ...
  		},
  		complete: function(jqXHR, textStatus) {
  			// ...
  		}
	});