addEvent(window, "load", makeNiceTitles);
var XHTMLNS = "http://www.w3.org/1999/xhtml";
var CURRENT_NICE_TITLE;
var browser = new Browser();
function makeNiceTitles() {
  if (!document.createElement || !document.getElementsByTagName) return;
  if(!document.createElementNS){
      document.createElementNS = function(ns,elt) {
          return document.createElement(elt);
      }
  }
  if( !document.links ){
      document.links = document.getElementsByTagName("a");
  }
  for (var ti=0;ti<document.links.length;ti++) {
      var lnk = document.links[ti];
      if (lnk.title) {
          lnk.setAttribute("nicetitle",lnk.title);
          lnk.removeAttribute("title");
          addEvent(lnk,"mouseover",showNiceTitle);
          addEvent(lnk,"mouseout",hideNiceTitle);
          addEvent(lnk,"focus",showNiceTitle);
          addEvent(lnk,"blur",hideNiceTitle);
      }
  }
  var instags = document.getElementsByTagName("ins");
  if (instags) {
    for (var ti=0;ti<instags.length;ti++) {
      var instag = instags[ti];
      if (instag.dateTime) {
          var strDate = instag.dateTime;
          var dtIns = new Date(strDate.substring(0,4),parseInt(strDate.substring(4,6)-1),strDate.substring(6,8),strDate.substring(9,11),strDate.substring(11,13),strDate.substring(13,15));
          instag.setAttribute("nicetitle","Added on "+dtIns.toString());
          addEvent(instag,"mouseover",showNiceTitle);
          addEvent(instag,"mouseout",hideNiceTitle);
          addEvent(instag,"focus",showNiceTitle);
          addEvent(instag,"blur",hideNiceTitle);
      }
    }
  }
}
function findPosition( oLink ) {
  if( oLink.offsetParent ) {
    for( var posX = 0, posY = 0; oLink.offsetParent; oLink = oLink.offsetParent ) {
      posX += oLink.offsetLeft;
      posY += oLink.offsetTop;
    }
    return [ posX, posY ];
  } else {
    return [ oLink.x, oLink.y ];
  }
}
function showNiceTitle(e) {
    if (CURRENT_NICE_TITLE) hideNiceTitle(CURRENT_NICE_TITLE);
    if (!document.getElementsByTagName) return;
    if (window.event && window.event.srcElement) {
        lnk = window.event.srcElement
    } else if (e && e.target) {
        lnk = e.target
    }
    if (!lnk) return;
    if (lnk.nodeName.toUpperCase() != 'A') {
        // lnk is not actually the link -- ascend parents until we hit a link
        lnk = getParent(lnk,"A");
    }
    if (!lnk) return;
    nicetitle = lnk.getAttribute("nicetitle");
    var d = document.createElementNS(XHTMLNS,"div");
    d.className = "nicetitle";
    tnt = document.createTextNode(nicetitle);
    pat = document.createElementNS(XHTMLNS,"p");
    pat.className = "titletext";
    pat.appendChild(tnt);
    d.appendChild(pat);
    /*if (lnk.href) {
        tnd = document.createTextNode(lnk.href);
        pad = document.createElementNS(XHTMLNS,"p");
        pad.className = "destination";
        pad.appendChild(tnd);
        d.appendChild(pad);
    } */
    STD_WIDTH = 250;
    /*
    if (lnk.href) {
        h = lnk.href.length;
    } else { h = nicetitle.length; }
    if (nicetitle.length) {
      t = nicetitle.length;
    }
    h_pixels = h*6; t_pixels = t*10;

    if (h_pixels > STD_WIDTH) {
        w = h_pixels;
    } else if ((STD_WIDTH>t_pixels) && (t_pixels>h_pixels)) {
        w = t_pixels;
    } else if ((STD_WIDTH>t_pixels) && (h_pixels>t_pixels)) {
        w = h_pixels;
    } else {
        w = STD_WIDTH;
    } */
    w = STD_WIDTH;
    d.style.width = w + 'px';
    /*
    mx = lnk.offsetLeft;
    my = lnk.offsetTop;
    */
    //mpos = findPosition(lnk);
    //mx = mpos[0];
    //my = mpos[1];
    xy = getMousePosition(e);
    mx = xy[0]; my = xy[1];
    d.style.left = (mx+15) + 'px';
    d.style.top = (my+35) + 'px';
    if (window.innerWidth && ((mx+w) > window.innerWidth)) {
        d.style.left = (window.innerWidth - w - 25) + "px";
    }
    if (document.body.scrollWidth && ((mx+w) > document.body.scrollWidth)) {
        d.style.left = (document.body.scrollWidth - w - 25) + "px";
    }
    document.getElementsByTagName("body")[0].appendChild(d);
    CURRENT_NICE_TITLE = d;
}
function hideNiceTitle(e) {
  if (!document.getElementsByTagName) return;
  if (CURRENT_NICE_TITLE) {
      document.getElementsByTagName("body")[0].removeChild(CURRENT_NICE_TITLE);
      CURRENT_NICE_TITLE = null;
  }
}
function addEvent(obj, evType, fn){
  if (obj.addEventListener){
    obj.addEventListener(evType, fn, false);
    return true;
  } else if (obj.attachEvent){
        var r = obj.attachEvent("on"+evType, fn);
    return r;
  } else {
        return false;
  }
}
function getParent(el, pTagName) {
  if (el == null) return null;
  else if (el.nodeType == 1 && el.tagName.toLowerCase() == pTagName.toLowerCase())        // Gecko bug, supposed to be uppercase
          return el;
  else
          return getParent(el.parentNode, pTagName);
}
function getMousePosition(event) {
  if (browser.isIE) {
    x = window.event.clientX + document.documentElement.scrollLeft
      + document.body.scrollLeft;
    y = window.event.clientY + document.documentElement.scrollTop
      + document.body.scrollTop;
  }
  if (browser.isNS) {
    x = event.clientX + window.scrollX;
    y = event.clientY + window.scrollY;
  }
  return [x,y];
}
function Browser() {
  var ua, s, i;
  this.isIE    = false;
  this.isNS    = false;
  this.version = null;
  ua = navigator.userAgent;
  s = "MSIE";
  if ((i = ua.indexOf(s)) >= 0) {
    this.isIE = true;
    this.version = parseFloat(ua.substr(i + s.length));
    return;
  }
  s = "Netscape6/";
  if ((i = ua.indexOf(s)) >= 0) {
    this.isNS = true;
    this.version = parseFloat(ua.substr(i + s.length));
    return;
  }
  s = "Gecko";
  if ((i = ua.indexOf(s)) >= 0) {
    this.isNS = true;
    this.version = 6.1;
    return;
  }
}