function launchImageGallery(type) {
    var appControl = new tizen.ApplicationControl(
        "http://tizen.org/appcontrol/operation/pick",
        null,
        "image/png",
        null);

    var appControlReplyCallback = {
        // callee sent a reply
        onsuccess: function(data) {
            tizen.systemsetting.setProperty(type, data[0].value[0], function(){}, function(){});
        },
        
        // callee returned failure
        onfailure: function() {
            console.log('The launch application control failed');
        }
    }

    tizen.application.launchAppControl(
        appControl,
        null,
        function() {
            console.log("launch application control succeed");
        },
        function(e) {
            console.log("launch application control failed. reason: " + e.message);
        },
        appControlReplyCallback);
}

//Initialize function
var init = function() {
	launchImageGallery("HOME_SCREEN");
};

window.onload = init;