temp.js

var loaded = false;
var currentPhoto = null;

function onPhotosLoad() {
    // only load the camera selector on first load if (!loaded) {
    navigator.camera.getPicture(onPhotoLoadSuccess, onFail, {
        quality: 50,
        encodingType: Camera.EncodingType.PNG,
        destinationType: navigator.camera.DestinationType.FILE_URI
    });
    loaded = true;
}
}

function onPhotoLoadSuccess(photoUri) {
    // store current photo for saving later currentPhoto = photoUri;
    document.getElementById('photo').src = photoUri;
}

function onFail(message) {
    alert('Failed because: ' + message);
}

function savePhoto() {
    if (currentPhoto == null) {
        alert("Please select a photo first");
        return;
    }
    var uploadOptions = new FileUploadOptions();
    uploadOptions.fileKey = "file";
    uploadOptions.fileName =
        currentPhoto.substr(currentPhoto.lastIndexOf('/') + 1);
    uploadOptions.mimeType = "image/png";
    var fileTransfer = new FileTransfer();
    // Be sure to update the URL below to your site fileTransfer.upload(currentPhoto,
    "http://www.webistrate.com/phonegap/upload.php", uploadSuccess, uploadFail, uploadOptions);
}

function uploadSuccess(result) {
    alert("Successfully transferred " +
        result.bytesSent + "bytes");
}

function uploadFail(error) {
    alert("Error uploading file: " + error.code);
}