function popup(i) {
	if (i == 1) {
		target = 'http://sites.channelpro.fr/users/a2zeurope/files/isa.htm';
	} else if (i == 2) {
		target = 'http://sites.channelpro.fr/users/a2zeurope/files/dd.htm';
	} else if (i == 3) {
		target = 'http://sites.channelpro.fr/users/a2zeurope/files/mal.htm';
	}
	window.open( target, '', 'height=400, width=550, scrollbars=yes, resizable=yes');
}