function popupImageWindow(url) { NewWin=window.open(url,'popupImageWindow','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=yes,copyhistory=no,width=100,height=100,screenX=150,screenY=150,top=150,left=150') NewWin.focus(); } function pop(url,lar,hau) { var largeur = lar + 50; var hauteur = hau +50; var winl = (screen.width - largeur) / 2; var wint = (screen.height - hauteur) / 2; winprops = 'height='+hauteur+',width='+largeur+',top='+wint+',left='+winl+',scrollbars=1,resizable' win = window.open(url, "pop", winprops) }