function win(fileName) {
     myWin = window.open('','myWindow','scrollbars=no,directories=no,status=yes,resizable=yes,toolbar=no,copyhistory=no,location=no,menubar=no,width=700,height=400,top=250,left=250')
     myWin.location.href = fileName;
}

function win2(fileName) {
     myWin = window.open('','myWindow','scrollbars=no,directories=no,status=yes,resizable=yes,toolbar=no,copyhistory=no,location=no,menubar=no,width=520,height=400,top=250,left=250')
     myWin.location.href = fileName;
}

function win3(fileName) {
     myWin = window.open('','myWindow','scrollbars=no,directories=no,status=yes,resizable=yes,toolbar=no,copyhistory=no,location=no,menubar=no,width=520,height=460,top=250,left=250')
     myWin.location.href = fileName;
}