function openlarge()
{ window.open('',"popup3","width=617,height=700,top="+(screen.height-700)/2+",right="+(screen.width-617)/2+",statusbar=no,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,copyhistory=no,resizable=no");
}
function opencarte()
{ window.open('',"popup1","width=640,height=570,top="+(screen.height-570)/2+",right="+(screen.width-640)/2+",statusbar=no,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,copyhistory=no,resizable=no");
}

//------------------------------------

function imprimer(){
window.print();
}