function afficheDiv(id)
{
	var DivId = document.getElementById(id);
	if(DivId.style.visibility=='' || DivId.style.visibility == 'hidden')
		{
		DivId.style.visibility='visible';
		}else{
		DivId.style.visibility='hidden';
		}	
}
function print_popup(id) {
	var page = '/print.php?item_id='+id;
	window.open(page, '', config='height=400, width=700, toolbar=no, menubar=no, scrollbars=yes, resizable=no, location=no, directories=no, status=no')
}
function displayPics(image)
{
 document.getElementById('big_pict').src = image;
}

function popup_video(page) {
	window.open(page,"nom_popup","menubar=no, status=no, scrollbars=no, menubar=no, width=640, height=368");
}