function popup(chemin,larg,haut)
{
i1 = new Image;
i1.src = chemin;
html = 'YBA
';
popupImage = window.open('','_blank','toolbar=0,location=0, width='+larg+', height='+haut+', directories=0,menuBar=0,scrollbars=0,resizable=0');
popupImage.document.open();
popupImage.document.write(html);
popupImage.document.close()
};
function check_selectprod(t) {
fObj = document.forms[ 'compare' ];
chk = 0;
for( i=0; i