this.imagePreview = function () {
    /* CONFIG */

    xOffset = 200;
    yOffset = 30;

    // these 2 variable determine popup's distance from the cursor
    // you might want to adjust to get the right result

    /* END CONFIG */
    $("a.preview").hover(function (e) {
        var previewImageUrl = $('.previewImage', $(this).parent()).html();
        var previewControlHtml = "<p id='preview'><img src='" + previewImageUrl + "' alt='Image preview' /></p>";
        //alert(previewControlHtml);
        $("#image_gallery").append(previewControlHtml);
        
        $("#preview")
			.css("top", (e.pageY + xOffset) + "px")
			.css("left", (e.pageX + yOffset) + "px")
			.fadeIn("fast");
    },
	function () {
	    this.title = this.t;
	    $("#preview").remove();
	});

    $("a.preview").mousemove(function (e) {
        $("#preview")
			.css("top", (e.pageY - xOffset) + "px")
			.css("left", (e.pageX + yOffset) + "px");
    });
};


// starting the script on page load
$(document).ready(function () {
    imagePreview();
});