/***************************/
//@Author: Adrian "yEnS" Mato Gondelle
//@website: www.yensdesign.com
//@email: yensamg@gmail.com
//@license: Feel free to use it, but keep this credits please!					
/***************************/

//SETTING UP OUR POPUP
//0 means disabled; 1 means enabled;
var popupStatus = 0;

function showPopupMessage() {
    //centering with css
    centerPopupMessage();
    //load popup
    loadPopupMessage();
}

//loading popup with jQuery magic!
function loadPopupMessage() {
    //loads popup only if it is disabled
    if (popupStatus == 0) {
        $("#popupMessageBackground").css({
            "opacity": "0.7"
        });
        $("#popupMessageBackground").fadeIn("slow");
        $("#popupMessage").fadeIn("slow");
        popupStatus = 1;
    }
}

//disabling popup with jQuery magic!
function disablePopupMessage() {
    //disables popup only if it is enabled
    if (popupStatus == 1) {
        $("#popupMessageBackground").fadeOut("slow");
        $("#popupMessage").fadeOut("slow");
        popupStatus = 0;
    }
}

//centering popup
function centerPopupMessage() {
    //request data for centering
    var windowWidth = document.documentElement.clientWidth;
    var windowHeight = document.documentElement.clientHeight;
    var popupHeight = $("#popupMessage").height();
    var popupWidth = $("#popupMessage").width();
    //centering
    $("#popupMessage").css({
        "position": "absolute",
        "top": windowHeight / 2 - popupHeight / 2,
        "left": windowWidth / 2 - popupWidth / 2
    });
    //only need force for IE6

    $("#popupMessageBackground").css({
        "height": windowHeight
    });
}


//CONTROLLING EVENTS IN jQuery
$(document).ready(function() {

    //CLOSING POPUP
    //Click the x event!
    $("#popupMessageClose").click(function() {
        disablePopupMessage();
    });
    //Click out event!
    $("#popupMessageBackground").click(function() {
        disablePopupMessage();
    });
    //Press Escape event!
    $(document).keypress(function(e) {
        if (e.keyCode == 27 && popupStatus == 1) {
            disablePopupMessage();
        }
    });

});