addEvent(window, "load", sortables_init);

var SORT_COLUMN_INDEX;

function trim(myText)

{

  if (myText != null)

  {

    while (myText.indexOf(". ") != -1 || myText.indexOf(": ") != -1 || myText.indexOf("\n") != -1)

    {

      myText = myText.replace(/\. /,".");

      myText = myText.replace(/\: /,".");

      myText = myText.replace(/\s /,"");

    }

  }

  return myText;

}

function sortables_init()

{

  predemNactiNahoru = new Image(14,11);

  predemNactiNahoru.src ="tabulka-nahoru.gif";

  predemNactiDolu = new Image(14,11);

  predemNactiDolu.src ="tabulka-dolu.gif";

  if (!document.getElementsByTagName)

   return;

  tbls = document.getElementsByTagName("table");

  for (ti=0;ti<tbls.length;ti++)

  {

    thisTbl = tbls[ti];

    if (((' '+thisTbl.className+' ').indexOf("sortable") != -1) && (thisTbl.id))

    {

      ts_makeSortable(thisTbl);

    }

  }

}

function ts_makeSortable(table)

{

  if (table.rows && table.rows.length > 0)

  {

    var firstRow = table.rows[0];

  }

  if (!firstRow)

    return;

  var cell;

  var txt;

  for (var i=0;i<firstRow.cells.length;i++)

  {

    cell = firstRow.cells[i];

    if (cell.className != 'dontsort')

    {

      txt = ts_getInnerText(cell);

      cell.innerHTML = '<a href="#" class="sortheader" onclick="ts_resortTable(this); return false;">'+txt+'<span class="sortarrow"></span></a>';

    }

  }

}

function ts_getInnerText(el)

{

  if (typeof el == "string")

    return el;

  if (typeof el == "undefined")

    return el;

  if (el.innerText)

    return el.innerText;  //Not needed but it is faster

  var str = "";

  var cs = el.childNodes;

  var l = cs.length;

  for (var i = 0; i < l; i++)

  {

    switch (cs[i].nodeType)

    {

      case 1: //ELEMENT_NODE

        str += ts_getInnerText(cs[i]);

      break;

      case 3:  //TEXT_NODE

        str += cs[i].nodeValue;

      break;

    }

  }

  return str;

}

function findValidRowInColumn(table,column)

{

  var ir = 1;

  for (ir=1 ;ir < table.rows.length; ir++)

  {

    if (table.rows[ir].cells[column] != undefined && table.rows[ir].cells[column].className != 'dontsort' && ts_getInnerText(table.rows[ir].cells[column]).length > 0  && ts_getInnerText(table.rows[ir].cells[column]) != " ")

      return ir;

  }

  return 0;

}

function ts_resortTable(lnk)

{

  var span;

  for (var ci=0;ci<lnk.childNodes.length;ci++)

  {

    if (lnk.childNodes[ci].tagName && lnk.childNodes[ci].tagName.toLowerCase() == 'span') span = lnk.childNodes[ci];

  }

  var spantext = ts_getInnerText(span);

  var td = lnk.parentNode;

  var column = td.cellIndex;

  var table = getParent(td,'TABLE');

  if (table.rows.length <= 1)

    return;

  var vr = findValidRowInColumn(table,column);

  var itm = ts_getInnerText(table.rows[vr].cells[column]);

  if (itm.match(/^\d{1,2}[\/.\/-][ ]?\d{1,2}[\/.\/-][ ]?(\d{2}|\d{4})([ ]{0,3}\d{1,2}[:]{1}\d{1,2}([ ]{0}|[:]{1}\d{1,2}))?$/))

    sortfn = ts_sort_date;

  else if (itm.match(/^(([�L\$])|k� |K� |K� ){1}.*|.*(([�L\$])|k� |K� |K� ){1}$/))

    sortfn = ts_sort_currency;

  else if (itm.match(/^[\d\,]+$/))

    sortfn = ts_sort_numeric;

  else

    sortfn = ts_sort_caseinsensitive;

  SORT_COLUMN_INDEX = column;

  var firstRow = new Array();

  var newRows = new Array();

  var noSortRows = new Array();

  firstRow[0] = table.rows[0];

  var tableRowIndex = 1;

  var newRowIndex = 0;

  var noSortIndex = 0;

  while (tableRowIndex < table.rows.length)

  {

    if (!table.rows[tableRowIndex].className || (table.rows[tableRowIndex].className && (table.rows[tableRowIndex].className != 'dontsort')))

    {

      newRows[newRowIndex] = table.rows[tableRowIndex];

      newRowIndex++;

    }

    else

    {

      noSortRows[noSortIndex] = table.rows[tableRowIndex];

      noSortIndex++;

    }

    tableRowIndex++;

  }

  newRows.sort(sortfn);

  if (span.getAttribute("sortdir") == 'down')

  {

    ARROW = '&nbsp;&nbsp;<img src=\"tabulka-dolu.gif\">';

    //ARROW = '  ↑';

    newRows.reverse();

    span.setAttribute('sortdir','up');

  }

  else

  {

    //ARROW = '  ↓';

    ARROW = '&nbsp;&nbsp;<img src=\"tabulka-nahoru.gif\">';

    span.setAttribute('sortdir','down');

  }

  for (i=0;i<noSortRows.length;i++)

  {

    newRows[newRows.length] = noSortRows[i];

  }

  for (i=0;i<newRows.length;i++)

  {

    table.tBodies[0].appendChild(newRows[i]);

  }

  var allspans = document.getElementsByTagName("span");

  for (var ci=0;ci<allspans.length;ci++)

    if (allspans[ci].className == 'sortarrow')

      if (getParent(allspans[ci],"table") == getParent(lnk,"table"))

        allspans[ci].innerHTML = '';

  span.innerHTML = ARROW;

}

function getParent(el, pTagName)

{

  if (el == null)

    return null;

  else if (el.nodeType == 1 && el.tagName.toLowerCase() == pTagName.toLowerCase())

    return el;

  else

    return getParent(el.parentNode, pTagName);

}

function ts_sort_date(a,b)

{

  var aaDateTime;

  if (a.cells[SORT_COLUMN_INDEX] != undefined && a.cells[SORT_COLUMN_INDEX].className != 'dontsort' && ts_getInnerText(a.cells[SORT_COLUMN_INDEX]).length > 0  && ts_getInnerText(a.cells[SORT_COLUMN_INDEX]) != " ")

  {

    aa = ts_getInnerText(a.cells[SORT_COLUMN_INDEX]);

    var aaList = trim(aa).split(" ");

    var aaDateList;

    var aaTimeList;

    if (aaList[0].indexOf(".") != -1)

    {// první je datum

      aaDateList = aaList[0].split(".");

      if (aaList[1] != null && aaList[1].indexOf(":") != -1)

      { // rozbrakovat čas

        aaTimeList = aaList[1].split(":");

        if (aaTimeList.length > 2)

          aaDateTime = new Date(aaDateList[2],(aaDateList[1]-1),aaDateList[0],aaTimeList[0],aaTimeList[1],aaTimeList[2]);

        else

          aaDateTime = new Date(aaDateList[2],(aaDateList[1]-1),aaDateList[0],aaTimeList[0],aaTimeList[1],0);

      }

      else

      { // jenom datum

        aaDateTime = new Date(aaDateList[2],(aaDateList[1]-1),aaDateList[0]);

      }

    }

    else

    { // první je čas

      aaTimeList = aaList[1].split(":");

      aaDateList = aaList[0].split(".");

      if (aaTimeList.length > 2)

        aaDateTime = new Date(aaDateList[2],(aaDateList[1]-1),aaDateList[0],aaTimeList[0],aaTimeList[1],aaTimeList[2]);

      else

        aaDateTime = new Date(aaDateList[2],(aaDateList[1]-1),aaDateList[0],aaTimeList[0],aaTimeList[1],0);

    }

  }

  else

    aaDateTime = new Date(1900,0,1);

  var bbDateTime;

  if (b.cells[SORT_COLUMN_INDEX] != undefined && b.cells[SORT_COLUMN_INDEX].className != 'dontsort' && ts_getInnerText(b.cells[SORT_COLUMN_INDEX]).length > 0  && ts_getInnerText(b.cells[SORT_COLUMN_INDEX]) != " ")

  {

    bb = ts_getInnerText(b.cells[SORT_COLUMN_INDEX]);

    var bbList = trim(bb).split(" ");

    var bbDateList;

    var bbTimeList;

    if (bbList[0].indexOf(".") != -1)

    {// první je datum

      bbDateList = bbList[0].split(".");

      if (bbList[1] != null && bbList[1].indexOf(":") != -1)

      { // rozbrakovat čas

        bbTimeList = bbList[1].split(":");

        if (bbTimeList.length > 2)

          bbDateTime = new Date(bbDateList[2],(bbDateList[1]-1),bbDateList[0],bbTimeList[0],bbTimeList[1],bbTimeList[2]);

        else

          bbDateTime = new Date(bbDateList[2],(bbDateList[1]-1),bbDateList[0],bbTimeList[0],bbTimeList[1],0);

      }

      else

      { // jenom datum

        bbDateTime = new Date(bbDateList[2],(bbDateList[1]-1),bbDateList[0]);

      }

    }

    else

    { // první je čas

      bbTimeList = bbList[1].split(":");

      bbDateList = bbList[0].split(".");

      if (bbTimeList.length > 2)

        bbDateTime = new Date(bbDateList[2],(bbDateList[1]-1),bbDateList[0],bbTimeList[0],bbTimeList[1],bbTimeList[2]);

      else

        bbDateTime = new Date(bbDateList[2],(bbDateList[1]-1),bbDateList[0],bbTimeList[0],bbTimeList[1],0);

    }

  }

  else

    bbDateTime = new Date(1900,0,1);

  if (aaDateTime == bbDateTime)

    return 0;

  else if (aaDateTime < bbDateTime)

    return -1;

  else

    return 1;

}

function ts_sort_currency(a,b)

{

  aa = ts_getInnerText(a.cells[SORT_COLUMN_INDEX]).replace(/[^0-9.]/g,'');

  bb = ts_getInnerText(b.cells[SORT_COLUMN_INDEX]).replace(/[^0-9.]/g,'');

  return parseFloat(aa) - parseFloat(bb);

}

function ts_sort_numeric(a,b)

{

  if (a.cells[SORT_COLUMN_INDEX] != undefined && a.cells[SORT_COLUMN_INDEX].className != 'dontsort' && ts_getInnerText(a.cells[SORT_COLUMN_INDEX]).length > 0  && ts_getInnerText(a.cells[SORT_COLUMN_INDEX]) != " ")

    aa = parseFloat(ts_getInnerText(a.cells[SORT_COLUMN_INDEX]));

  else

    aa = 0;

  if (b.cells[SORT_COLUMN_INDEX] != undefined && b.cells[SORT_COLUMN_INDEX].className != 'dontsort' && ts_getInnerText(b.cells[SORT_COLUMN_INDEX]).length > 0  && ts_getInnerText(b.cells[SORT_COLUMN_INDEX]) != " ")

    bb = parseFloat(ts_getInnerText(b.cells[SORT_COLUMN_INDEX]));

  else

    bb = 0;

  return aa-bb;

}

function char2Diacritic(transDiacritic)

{

  var charDiacritic = "�����ĚĽ�����ŠŤ�Ŏ�Ž";

  var numDiacritic = "ACDEILLNOORRSTUUYZ";

  var tmpDiacritic = "";

  var newDiacritic = "";

  transDiacritic = transDiacritic.toUpperCase();

  for(i=0;i<transDiacritic.length;i++)

  {

    if (charDiacritic.indexOf(transDiacritic.charAt(i))!=-1)

      tmpDiacritic += numDiacritic.charAt(charDiacritic.indexOf(transDiacritic.charAt(i)))+'|';

    else

     tmpDiacritic += transDiacritic.charAt(i);

  }

  return tmpDiacritic;

}

function ts_sort_caseinsensitive(a,b)

{

  var aa = "_";

  var bb = "_";

  if (a.cells[SORT_COLUMN_INDEX] != undefined && a.cells[SORT_COLUMN_INDEX].className != 'dontsort' && ts_getInnerText(a.cells[SORT_COLUMN_INDEX]).length > 0)

    aa = char2Diacritic(ts_getInnerText(a.cells[SORT_COLUMN_INDEX]));

  if (b.cells[SORT_COLUMN_INDEX] != undefined && b.cells[SORT_COLUMN_INDEX].className != 'dontsort' && ts_getInnerText(b.cells[SORT_COLUMN_INDEX]).length > 0)

    bb = char2Diacritic(ts_getInnerText(b.cells[SORT_COLUMN_INDEX]));

  if (aa==bb)

    return 0;

  else if (aa < bb)

    return -1;

  else

    return 1;

}

function ts_sort_default(a,b)

{

  aa = ts_getInnerText(a.cells[SORT_COLUMN_INDEX]);

  bb = ts_getInnerText(b.cells[SORT_COLUMN_INDEX]);

  if (aa==bb)

    return 0;

  else if (aa<bb)

    return -1;

  else

    return 1;

}

function addEvent(elm, evType, fn, useCapture)

{

  if (elm.addEventListener)

  {

    elm.addEventListener(evType, fn, useCapture);

    return true;

  }

  else if (elm.attachEvent)

  {

    var r = elm.attachEvent("on"+evType, fn);

    return r;

  }

  else

  {

    alert("Handler could not be removed");

  }

}