/***************************/
//@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;

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

//disabling popup with jQuery magic!
function disablePopup(popup) {
	//disables popup only if it is enabled
	if(popupStatus==1){
		$("#footer").css({
			"height": "428px"
		});
		$("#backgroundPopup").fadeOut("slow");
		$(popup).fadeOut("fast");
		popupStatus = 0;
	}
}

//centering popup
function centerPopup() {
	//request data for centering
	var windowWidth = document.documentElement.clientWidth;
	var windowHeight = document.documentElement.clientHeight;
	var totalHeight = document.body.scrollHeight + document.documentElement.scrollTop;	
//	var popupHeight = $(".popupDiv").height();
    if (document.documentElement && document.documentElement.scrollTop)
		var popupHeight = document.documentElement.scrollTop;
    else if (document.body)
		var popupHeight = document.body.scrollTop;

	var popupWidth = $(".popupDiv").width();
	//centering
	$(".popupDiv").css({
		"position": "absolute",
		"top": popupHeight,
		"left": windowWidth/2-popupWidth/2
	});

	//only need force for IE6
	$("#backgroundPopup").css({
		"height": totalHeight
	});
	$("#footer").css({
		"height": "500px"
	});
}

//CONTROLLING EVENTS IN jQuery
$(document).ready(function() {
	
	//LOADING POPUP
	//Click the button event!
	$(".navHow").click(function() {
		centerPopup();
		loadPopup(".howPopup");
		return false;
	});

	$(".navWin").click(function() {
		centerPopup();
		loadPopup(".prizesPopup");
		return false;
	});
	
	$(".navTerms").click(function() {
		centerPopup();
		loadPopup(".termsPopup");
		return false;
	});

	$(".sendTo").click(function() {
		centerPopup();
		loadPopup(".sendPopup");
		return false;
	});
	
	$(".downloadLink").click(function() {
		return false;
	});	
	
	//CLOSING POPUP
	//Click the x event!
	$(".popupClose").click(function(){
		disablePopup(".popupDiv");
		return false;		
	});
	
	//Click out event!
	$("#backgroundPopup").click(function(){
		disablePopup(".popupDiv");
		return false;		
	});
	
	//Press Escape event!
	$(document).keypress(function(e){
		if(e.keyCode==27 && popupStatus==1){
			disablePopup(".popupDiv");
		}
	});

});