/***************************/
//@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 createPopup( title, width, height )
{
	$( "#popup" ).html( '<div id="popupHeader"><span id="popupTitle">' + title + '</span><a id="popupClose" href="#"><span id="popupCloseButton">close</span></a></div><div id="popupContent"></div>' );
	$( "#popup" ).after( '<div id="backgroundPopup"></div>' );
	$( "#popup" ).css( "width", width + "px" );
	$( "#popup" ).css( "height", height + "px" );
	
	//Click the x event!
	$("#popupClose").click(function(){
		disablePopup();
	});
	//Click out event!
	$("#backgroundPopup").click(function(){
		disablePopup();
	});
}


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

//disabling only the popup but keeping the background
function disablePopupOnly(){
	//disables popup only if it is enabled
	if(popupStatus==1){
		$("#popup").fadeOut("slow");
		
		//remove the click event on the background
		$("#backgroundPopup").click(function(){});
		$("#backgroundPopup").attr("disabled","disabled");
	}
}

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


//CONTROLLING EVENTS IN jQuery
$(document).ready(function(){
	
	//Press Escape event!
	$(document).keypress(function(e){
		if(e.keyCode==27 && popupStatus==1){
			disablePopup();
		}
	});

});