// $Id: gss.js,v 1.1.6.3 2009/06/12 14:34:45 earnie Exp $

var selectedColor = "blue";
var defaultColor = "black";
var hdrRows = 1;
var numeric = '..';
var desc = '..';
var html = '..';
var freq = '..';

function initXsl(tabName,fileType) {
  hdrRows = 1;

  if(fileType=="sitemap") {
    numeric = ".3.";
    desc = ".1.";
    html = ".0.";
    freq = ".2.";
    initTable(tabName);
  }
  else {
    desc = ".1.";
    html = ".0.";
    initTable(tabName);
  }

  var theURL = document.getElementById("head1");
  theURL.innerHTML += ' ' + location;
  document.title += ': ' + location;
}

function initTable(tabName) {
  var theTab = document.getElementById(tabName);
  for(r=0;r<hdrRows;r++)
   for(c=0;c<theTab.rows[r].cells.length;c++)
     if((r+theTab.rows[r].cells[c].rowSpan)>hdrRows)
       hdrRows=r+theTab.rows[r].cells[c].rowSpan;
  for(r=0;r<hdrRows; r++){
    colNum = 0;
    for(c=0;c<theTab.rows[r].cells.length;c++, colNum++){
      if(theTab.rows[r].cells[c].colSpan<2){
        theCell = theTab.rows[r].cells[c];
        rTitle = theCell.innerHTML.replace(/<[^>]+>|&nbsp;/g,'');
        if(rTitle>""){
          theCell.title = "Change sort order for " + rTitle;
          theCell.onmouseover = function(){setCursor(this, "selected")};
          theCell.onmouseout = function(){setCursor(this, "default")};
          var sortParams = 15; // bitmapped: numeric|desc|html|freq
          if(numeric.indexOf("."+colNum+".")>-1) sortParams -= 1;
          if(desc.indexOf("."+colNum+".")>-1) sortParams -= 2;
          if(html.indexOf("."+colNum+".")>-1) sortParams -= 4;
          if(freq.indexOf("."+colNum+".")>-1) sortParams -= 8;
          theCell.onclick = new Function("sortTable(this,"+(colNum+r)+","+hdrRows+","+sortParams+")");
        }
      } else {
        colNum = colNum+theTab.rows[r].cells[c].colSpan-1;
      }
    }
  }
}

function setSort(tabName, colNum, sortDir) {
  var theTab = document.getElementById(tabName);
  theTab.rows[0].sCol = colNum;
  theTab.rows[0].sDir = sortDir;
  if (sortDir)
    theTab.rows[0].cells[colNum].className='sortdown'
  else
    theTab.rows[0].cells[colNum].className='sortup';
}

function setCursor(theCell, mode){
  rTitle = theCell.innerHTML.replace(/<[^>]+>|&nbsp;|\W/g,'');
  if(mode=="selected"){
    if(theCell.style.color!=selectedColor)
      defaultColor = theCell.style.color;
    theCell.style.color = selectedColor;
    theCell.style.cursor = "hand";
    window.status = "Click to sort by '"+rTitle+"'";
  } else {
    theCell.style.color = defaultColor;
    theCell.style.cursor = "";
    window.status = "";
  }
}

function sortTable(theCell, colNum, hdrRows, sortParams){
  var typnum = !(sortParams & 1);
  sDir = !(sortParams & 2);
  var typhtml = !(sortParams & 4);
  var typfreq = !(sortParams & 8);
  var tBody = theCell.parentNode;
  while(tBody.nodeName!="TBODY"){
    tBody = tBody.parentNode;
  }
  var tabOrd = new Array();
  if(tBody.rows[0].sCol==colNum) sDir = !tBody.rows[0].sDir;
  if (tBody.rows[0].sCol>=0)
    tBody.rows[0].cells[tBody.rows[0].sCol].className='';
  tBody.rows[0].sCol = colNum;
  tBody.rows[0].sDir = sDir;
  if (sDir)
     tBody.rows[0].cells[colNum].className='sortdown'
  else
     tBody.rows[0].cells[colNum].className='sortup';
  for(i=0,r=hdrRows;r<tBody.rows.length;i++,r++){
    colCont = tBody.rows[r].cells[colNum].innerHTML;
    if(typhtml) colCont = colCont.replace(/<[^>]+>/g,'');
    if(typnum) {
      colCont*=1;
      if(isNaN(colCont)) colCont = 0;
    }
    if(typfreq) {
    switch(colCont.toLowerCase()) {
      case "always":  { colCont=0; break; }
      case "hourly":  { colCont=1; break; }
      case "daily":   { colCont=2; break; }
      case "weekly":  { colCont=3; break; }
      case "monthly": { colCont=4; break; }
      case "yearly":  { colCont=5; break; }
      case "never":   { colCont=6; break; }
    }
  }
    tabOrd[i] = [r, tBody.rows[r], colCont];
  }
  tabOrd.sort(compRows);
  for(i=0,r=hdrRows;r<tBody.rows.length;i++,r++){
    tBody.insertBefore(tabOrd[i][1],tBody.rows[r]);
  }
  window.status = "";
}

function compRows(a, b){
  if(sDir){
    if(a[2]>b[2]) return -1;
    if(a[2]<b[2]) return 1;
  } else {
    if(a[2]>b[2]) return 1;
    if(a[2]<b[2]) return -1;
  }
  return 0;
}