function hidepopup(){
	document.getElementById('grandeimage').style.display ="none";
	document.getElementById('cache').style.display ="none";
}

function showpopup(){
	document.getElementById('grandeimage').style.display ="block";
	document.getElementById('cache').style.display ="block";
}

function OpenPicture(theURL)
{
	w=window.open(theURL,"Fenetre","toolbar=no,menubar=no,location=no,scrollbars=no,resizable=yes,width=1200,height=815");
	MSIE=(navigator.appVersion.indexOf("MSIE")!=-1);
	VERS=parseInt(navigator.appVersion);
	if ((!MSIE) || (VERS >=5))
	w.focus();
}

function OpenW(theURL)
{
	w=window.open(theURL,"nouvelle_fenetre","toolbar=yes,menubar=yes,location=yes,scrollbars=yes,resizable=yes,width=1200,height=815");
	MSIE=(navigator.appVersion.indexOf("MSIE")!=-1);
	VERS=parseInt(navigator.appVersion);
	if ((!MSIE) || (VERS >=5))
	w.focus();
}