window.addEvent('domready', function() 
{
	popup(0);
});

function popup(link){
	//alert( 'domReady ok' );

	var popUpWidth 	= 424;
	var popUpHeight = 686;
	//var popUpHeight = 80;
	var myCookie 	= Cookie.read('popupalreadydisplayed');
	
	if( myCookie == null || link == 1 )
	{
		//alert( 'cookie is null => display popup' );
		
		if( $('popup') )
		{
			var myPopUp 					= $('popup');
			var myOverlay 					= $('overlay');
			
			myOverlay.style.display 		= 'block';
			myOverlay.style.position 		= 'absolute';
			myOverlay.style.top 			= 0;
			myOverlay.style.left 			= 0;
			myOverlay.style.opacity 		= 0;
			myOverlay.style.width 			= '100%';
			myOverlay.style.height 			= '100%';
			myOverlay.style.backgroundColor = '#000';
			
			myPopUp.style.opacity 			= 0;
			myPopUp.style.display 			= 'block';
			myPopUp.style.position 			= 'absolute';
			myPopUp.style.width 			= popUpWidth+'px';
			myPopUp.style.height 			= popUpHeight+'px';
			//myPopUp.style.height 			= popUpHeight+'%';
			/*myPopUp.style.backgroundColor 	= '#FFF';
			myPopUp.style.border 			= '1px solid #000';*/
			myPopUp.style.background = 'url(popup-enquete/images/bkg.png) no-repeat 0 0';
			
			var  documentSize = window.document.getSize();
			var  popUpSize = myPopUp.getSize();
			//var paddingtop = ( documentSize.y - popUpSize.y ) / 2;			
			var paddingtop = 20;			
			var paddingleft = ( documentSize.x - popUpSize.x ) / 2;			
			
			myPopUp.style.top 				= paddingtop+'px';
			myPopUp.style.left 				= paddingleft+'px';
			
			myOverlay.fade(0.3);
			myPopUp.fade(1);
			
			var myCookie  = Cookie.write('popupalreadydisplayed', '1', {duration: 7});
		}

	}
	//else alert( 'cookie contain a value => nothing to do' );
	
	
	
}

function closePopUp()
	{
		if( $('popup') )
		{
			var myPopUp 					= $('popup');
			var myOverlay 					= $('overlay');
			
			myOverlay.fade(0);
			myPopUp.fade(0);
			
			//myOverlay.style.display 		= 'none';
			//myPopUp.style.display 		= 'none';
			
		}
	}