var fondDiv = false;
var dataDiv = false;
// Ajout a la newsletter
function addNewsletter(idForm) {
	
	if(!fondDiv){
		fondDiv = document.createElement('div');
		fondDiv.style.position = 'absolute';
		document.body.appendChild(fondDiv);
	}
	fondDiv.innerHTML = '';
	//alert(getHeight());

	$(fondDiv).setStyles({
	   backgroundColor: '#000000',
	   width: '100%',
	   height: getScrollHeight(),
	   position: 'absolute',
	   opacity: '0.5',
	   overflow: 'hidden',
	   top: '0px',
	   left: '0px',
	   zIndex: '1500',
	   visibility: 'hidden'
	});

	if(!dataDiv){
		dataDiv = document.createElement('div');
		dataDiv.style.position = 'absolute';
		document.body.appendChild(dataDiv);
	}

	$(dataDiv).setStyles({
	   backgroundColor: '#000000',
	   width: '300px',
	   height: '300px',
	   position: 'absolute',
	   border: '1px solid #000',
	   top: '50%',
	   left: '50%',	   
	   marginLeft: '-150px',	   
	   marginTop: (getScrollTop()-150) + 'px',	   	   	   
	   zIndex: '1600',
	   visibility: 'hidden'
	});	

	new Ajax(
		'/themes/dediServices/js/ajax/newsletter.php',
		{
			update: dataDiv,
			data:$(idForm).toQueryString(),
			onSuccess: function(req) {

					$$(fondDiv).setStyles({visibility: 'visible' });
					$$('select').setStyles({visibility: 'hidden' });
					$$(dataDiv).setStyles({visibility: 'visible' });
	
			},
			evalScripts: true
		}
	).request();		
	
	
	
}

function removeDiv()
{
	if(fondDiv){
		$(fondDiv).remove();
		fondDiv = false;
	}	
	if(dataDiv){
		$(dataDiv).remove();
		dataDiv = false;
	}
	$$('select').setStyles({visibility: 'visible' });		
}