function askConfirmation() {
	return confirm('Emin misiniz?');
}

function askDeleteConfirmation() {
	return confirm('Silmek istediğinize emin misiniz?');
}

var preloadImageQueue = new Array();

function addPreloadImage(url) {
    preloadImageQueue.push(url);
}

function preloadImages() {
    var preloadedImages = new Array();

    for (i = 0; i < preloadImageQueue.length; i++) {
        preloadedImages[i] = new Image();
        preloadedImages[i].src = preloadImageQueue[i];
    }
}

window.onload = function() {
    preloadImages();
}

function updateRemainingCharCount(textbox, charLimit, labelId) {
    var label = document.getElementById(labelId);
    label.innerHTML = charLimit - textbox.value.length;
    label.style.color = (charLimit < textbox.value.length) ? '#FF0000' : null;
}

function openFacebookShareWindow(url) {
     var width  = 640;
     var height = 320;
     var left   = (screen.width  - width) / 2;
     var top    = (screen.height - height) / 2;
     var params = 'width=' + width;
     params += ', height=' + height;
     params += ', top=' + top; 
     params += ', left=' + left;
     params += ', directories=no';
     params += ', location=no';
     params += ', menubar=no';
     params += ', resizable=no';
     params += ', scrollbars=no';
     params += ', status=no';
     params += ', toolbar=no';
    
    productPictureWindow = window.open(url,'facebookShareWindow', params);
    
    if (window.focus) {
        productPictureWindow.focus();
    }
    
    return false;
}