//pour les modals
function addModal() {
	//clearTimers();
	
	try {  $('modal').parentNode.removeChild($('modal'));	}
	catch(e) { }
	var wheight;
	if (document.documentElement && document.documentElement.scrollHeight) wheight = document.documentElement.scrollHeight;
	else if (document.body && document.body.scrollHeight) wheight = document.body.scrollHeight;
	
	var div = document.createElement('div');
	div.id = 'modal';
	div.setAttribute("onclick","removeModal();");
	div.style.position = 'absolute';
	div.style.top = '0';
	div.style.left = '0';
	div.style.zIndex = 999997;
	div.style.width = '100%';
	div.style.height = wheight+'px';
	div2=document.createElement('div');
	div2.style.position = 'absolute';
	div2.style.top = '0';
	div2.style.left = '0';
	div2.style.zIndex = 999998;
	div2.style.width = '100%';
	div2.style.backgroundColor = '#000';
	div2.style.height = wheight+'px';
	if (document.all) div2.style.filter='alpha(opacity=50)';
	else Element.setOpacity(div2,.5);
	div.appendChild(div2);
	document.getElementsByTagName('body')[0].appendChild(div);	
	if (navigator.userAgent.match(/msie 6/i)) hideselects();	

}


function removeModal() {
	try {  $('modal').parentNode.removeChild($('modal'));	}
	catch(e) { }
	if (navigator.userAgent.match(/msie 6/i)) showselects();	
	window.onscroll = function () { 
		return;
	}; 

	//enableTimers();
}

function hideselects() {
	var selects = document.getElementsByTagName('select');
	for(var x=0;x<selects.length;x++) {
		//selects[x].setAttribute('oldvisibility',selects[x].currentStyle.visibility);
		selects[x].style.visibility = 'hidden';
	}
}

function showselects() {
	var selects = document.getElementsByTagName('select');
	for(var x=0;x<selects.length;x++) {
		selects[x].style.visibility = 'visible';
	}	
}

function uneAlerte(lien,titre,image) {
	addModal();
	
	var box = '<div class="teaser" id="warningbox" style="position:absolute; filter:alpha(opacity=0); -moz-opacity:0;z-index:999999; width:417px; height:525px; margin-left:-10px;"><div><div><a href="'+lien+'" title="'+titre+'"><img src="'+image+'" style="border:none;"></a><a href="javascript:removeModal();" style="position:relative; z-index:9999999; top:-538px; left:402px;"><img src="/adnbase/images/fancybox/fancy_closebox.png"></a><div style="clear:both"></div></div></div></div>';
	$('modal').innerHTML += box;
	Effect.Center('warningbox'); 
	window.onscroll = function () { 
		Effect.Center('warningbox'); 
	}; 
	
	$('warningbox').style.display='none';
	if (document.all) $('warningbox').style.filter='';
	else Element.setOpacity($('warningbox'),100);
		
	
	new Effect.Appear('warningbox',{ duration : 1 });
	
}