function openWin1s() {

  myWin= open("../ekonom/12s.html", "1s", 

    "width=630,height=450,screenX=100,screenY=20,status=no,toolbar=no,menubar=no,resizable=no,scrollbars=yes,titlebar=no");

}

function openWin2s() {

  myWin= open("../ekonom/13s.html", "2s", 

    "width=630,height=450,screenX=100,screenY=20,status=no,toolbar=no,menubar=no,resizable=no,scrollbars=yes,titlebar=no");

}
function openWin3s() {

  myWin= open("../fisika/15s.html", "3s", 

    "width=630,height=450,screenX=100,screenY=20,status=no,toolbar=no,menubar=no,resizable=no,scrollbars=yes,titlebar=no");

}