function openWinCenter(url, vwidth, vheight, strWinName, haveScrollbars)
{
   var objWin;
   var w = vwidth;
   var h = vheight;
   var x = (screen.width - w)/2;
   var y = (screen.height - h)/2;

   objWin = window.open(url, strWinName,  'menubar=no,toolbar=no,location=no,directories=no,status=no,scrollbars='+haveScrollbars+',resizable=yes,width='+w+',height='+h+',left='+x+',top='+y+'')
   objWin.focus();
}

function openReport(yearElemId, yearFileElemId, path)
{
    var yearElem = document.getElementById(yearElemId);
    var yearFileElem = document.getElementById(yearFileElemId);
    var filePath;
    
    if (yearFileElem != null)
        filePath = path + yearElem.options[yearElem.selectedIndex].value + "-" + yearFileElem.options[yearFileElem.selectedIndex].value
    else
        filePath = path + yearElem.options[yearElem.selectedIndex].value
    
    openWinCenter(filePath, 700, 500, 'report', 'yes');
}