function popup(href, id, w, h, r, s) {
	window.open(href, id, 'width='+w+',height='+h+',resizable='+r+',scrollbars='+s+',toolbar=0,directories=0,status=0,menubar=0');
}

function AddBookmark(title, url) { 
	if (document.all) 
	window.external.AddFavorite(url, title); 
	else if (window.sidebar) 
	window.sidebar.addPanel(title, url, "") 
} 


function checkCookie() {
	if (document.cookie)	{
		return true
	}
	else {
		document.cookie = "essai=cookie";
		if (document.cookie) {
	   return true;
		}
		else {
			return false;
		}
	}
}