function popup(url) {
	hauteur=Math.round((screen.availHeight-700)/2);
	largeur=Math.round((screen.availWidth-570)/2);
	window.open(url, "", "toolbar=no, location=no, scrollbars=yes,resizable=yes, menubar=no, top="+hauteur+", left="+largeur+", width=700, height=570");
}

function popupami(url) {
	hauteur=Math.round((screen.availHeight-700)/2);
	largeur=Math.round((screen.availWidth-570)/2);
	window.open(url, "", "toolbar=no, location=no, scrollbars=yes,resizable=no, menubar=no, top="+hauteur+", left="+largeur+", width=500, height=370");
}

function showPreview(monImg){
	document.getElementById('photogrande').getElementsByTagName('img')[0].src = monImg.src;
}
function actionsubmit(form,url) {
	form.action = url;
	form.submit();
}

function favori(phrase,lien)
{
   if (window.sidebar)
   {
   window.sidebar.addPanel(phrase, lien,"");
   }
   else if( document.all )
   {
   window.external.AddFavorite(lien, phrase);
   }
   else
        {
   return true;
   }
} 

function openPopup(url,name){
	window.open(url,name);
}