/***************************/
//@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 popup1 = 0;
var popup2 = 0;
var popup3 = 0;

//loading popup with jQuery magic!
function loadPopup(a){
	//loads popup only if it is disabled
	if (a==1) b='#popup_register';
	if (a==2) b='#popup_login';
	if(popup1==0 && popup2==0 && popup3==0){
		$("#backgroundPopup").css({
			"opacity": "0.7"
		});
		$("#backgroundPopup").fadeIn("slow");
		$(b).fadeIn("slow");
		if (a==1) popup1 = 1;
		if (a==2) popup2 = 1;
	}
}

//disabling popup with jQuery magic!
function disablePopup(){
	//disables popup only if it is enabled
	if(popup1==1){
		$("#backgroundPopup").fadeOut("slow");
		$("#popup_register").fadeOut("slow");
		popup1 = 0;		
	}
	if(popup2==1){
		$("#backgroundPopup").fadeOut("slow");
		$("#popup_login").fadeOut("slow");
		popup2 = 0;		
	}
}

//centering popup
function centerPopup(a){
	if (a==1) b='#popup_register';
	if (a==2) b='#popup_login';
	//request data for centering
	var windowWidth = document.documentElement.clientWidth;
	var windowHeight = document.documentElement.clientHeight;
	var popupHeight = $(b).height();
	var popupWidth = $(b).width();
	var skrolpomak = window.pageYOffset;
	//centering
	if (a==1){
	$(b).css({
		"position": "absolute",
		"top": windowHeight/2-popupHeight/2+skrolpomak+230,
		"left": windowWidth/2-popupWidth/2
	});
	}
	else {
	$(b).css({
		"position": "absolute",
		"top": windowHeight/2-popupHeight/2+skrolpomak,
		"left": windowWidth/2-popupWidth/2
	});	
	}
	//only need force for IE6	
	$("#backgroundPopup").css({
		"height": windowHeight
	});
	
}

//CONTROLLING EVENTS IN jQuery
$(document).ready(function(){	
	//LOADING POPUP
	//Click the button event!
	$("#button_register").click(function(){
		//centering with css
		centerPopup('1');
		//load popup
		loadPopup('1');
	});
	$("#button_login").click(function(){
		//centering with css
		centerPopup('2');
		//load popup
		loadPopup('2');
	});
				
	//CLOSING POPUP
	//Click the x event!
	$(".reg_button_x").click(function(){
		disablePopup();
	});
	$("#login_button_x").click(function(){
		disablePopup();
	});
	//Click out event!
	$("#backgroundPopup").click(function(){
		disablePopup();
	});
	//Press Escape event!
	$(document).keypress(function(e){
		if(e.keyCode==27 && (popup1==1 || popup2==1)){
			disablePopup();
		}
	});

});