/***************************/
//@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;
var layername;

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

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

//centering popup
function centerPopup(){
	//request data for centering
	var windowWidth = document.width || document.body.offsetWidth;
	var windowHeight = document.height || document.body.offsetHeight;
	var popupHeight = $j(layername).height();
	var popupWidth = $j(layername).width();
	//centering
	$j(layername).css({
		"position": "absolute",
		"left": windowWidth/2-popupWidth/2
	});
	//only need force for IE6
	
 var _docHeight = 
 $j("#popupBackground").css({
		"height": windowHeight,
		"width": windowWidth
	});
	
}


//CONTROLLING EVENTS IN jQuery
$j(document).ready(function(){
	
	//LOADING POPUP
	//Click the button event!
	$j(".popuplink").click(function(){
  layername = $j(this).attr("href");
  //centering with css
		centerPopup();
		//load popup
		loadPopup();
	});
				
	//CLOSING POPUP
	//Click the x event!
	$j(".popupContentClose").click(function(){
		disablePopup();
	});
	//Click out event!
	$j("#popupBackground").click(function(){
		disablePopup();
	});
	//Press Escape event!
	$j(document).keypress(function(e){
		if(e.keyCode==27 && popupStatus==1){
			disablePopup();
		}
	});

});