this.imagePreview = function() {
    xOffset = 10;
    yOffset = 30;
    $("span.preview").hover(function(e) {
        this.t = this.title;
        this.title = "";
        url = this.getAttribute('previewImage');
        var c = (this.t != "") ? "<br/>" + this.t : "";
        $("body").append("<p id='preview' align='center'><img src='" + url + "' alt='' />" + c + "</p>");

        $("#preview")
			.css("top", (e.pageY - xOffset) + "px")
			.css("left", (e.pageX + yOffset) + "px")
			.fadeIn("fast");
    },
	function() {
	    this.title = this.t;
	    $("#preview").remove();
	});
    $("span.preview").mousemove(function(e) {
        $("#preview")
			.css("top", (e.pageY - xOffset) + "px")
			.css("left", (e.pageX + yOffset) + "px");
    });
};

$(document).ready(function() {
    imagePreview();
});