var VitesseOuverture = 20;
var Incrementation = 30;
var leLien = 'iscrizione';
var NomDiv = 'DivNewsletter';
var PropRight = 390;
var PropBottom = 190;

//clip: rect(top right bottom left)

var ouverture;
function CloseBox(){
	window.document.getElementById(NomDiv).style.display='none'; 
	window.document.getElementById(leLien).onclick=ouvrir; 
}
function Enregistre() { 
	window.document.getElementById(leLien).onclick=ouvrir; 
}
function ouvrir() { 
	window.document.getElementById(leLien).onclick=''; 
	window.document.getElementById(NomDiv).style.clip="rect(auto, 0px, 0px, auto)"; 
	window.document.getElementById(NomDiv).style.display='block'; 
	ouverture = window.setInterval("aggrandissement()",VitesseOuverture);
}
function aggrandissement() { 
	clipProp = (window.document.getElementById(NomDiv).style.clip).split(" "); 
	pixel = "px"; if(!document.all)	pixel+=","; 
	theRight = new Number(clipProp[1].replace(new RegExp(pixel), '')); 
	theBottom = new Number(clipProp[2].replace(new RegExp(pixel), '')); 
	if(theBottom<PropBottom) theBottom = theBottom+Incrementation; 
	if(theRight<PropRight) theRight = theRight+Incrementation; 
	else {	
		window.clearInterval(ouverture); window.document.getElementById(leLien).onclick=cacheBloc;
	} 
	window.document.getElementById(NomDiv).style.clip="rect(auto, "+theRight+"px, "+theBottom+"px, auto)";
}
function cacheBloc() { 
	window.document.getElementById(NomDiv).style.display='none'; 
	window.document.getElementById(leLien).onclick=ouvrir;
}