function popup_color_picker(libelle)
{
	var width = 400;
	var height = 300;
	window.open('../lib/colpick/color_picker.php?libelle='+libelle+'', 'cp', 'resizable=no, location=no, width='
				+width+', height='+height+', menubar=no, status=yes, scrollbars=no, menubar=no');
}