<!--

var dom = (document.getElementById) ? true : false;
var ns5 = ((navigator.userAgent.indexOf("Gecko")>-1) && dom) ? true: false;
var ie5 = ((navigator.userAgent.indexOf("MSIE")>-1) && dom) ? true : false;
var ns4 = (document.layers && !dom) ? true : false;
var ie4 = (document.all && !dom) ? true : false;
var nodyn = (!ns5 && !ns4 && !ie4 && !ie5) ? true : false;

var origWidth, origHeight;
if (ns4) {
  origWidth = window.innerWidth; origHeight = window.innerHeight;
  window.onresize = function() { if (window.innerWidth != origWidth || window.innerHeight != origHeight) history.go(0); }
}

if (nodyn) { event = "nope" }

var tipFollowMouse= true;
// Be sure to set tipWidth wide enough for widest image
var tipWidth= 170;
var offX= 20;
var offY= 12;
var tipFontFamily= "Arial";
var tipFontSize= "8pt";
var tipFontColor= "#000000";
var tipBgColor= "#DAE2EE";
var tipBorderColor= "#B5C7E3";
var tipBorderWidth= 3;
var tipBorderStyle= "ridge";
var tipPadding= 4;

var startStr = '<table width="' + tipWidth + '"><tr><td align="center" width="100%"><img src="';
var midStr = '" border="0"></td></tr><tr><td valign="top" align="center">';
var endStr = '</td></tr></table>';

var tooltip, tipcss;
function initTip() {
  if (nodyn) return;
  tooltip = (ns4)? document.tipDiv.document: (ie4)? document.all['tipDiv']: (ie5||ns5)? document.getElementById('tipDiv'): null;
  tipcss = (ns4)? document.tipDiv: tooltip.style;
  if (ie4||ie5||ns5) {
    tipcss.width = tipWidth+"px";
    tipcss.fontFamily = tipFontFamily;
    tipcss.fontSize = tipFontSize;
    tipcss.color = tipFontColor;
    tipcss.backgroundColor = tipBgColor;
    tipcss.borderColor = tipBorderColor;
    tipcss.borderWidth = tipBorderWidth+"px";
    tipcss.padding = tipPadding+"px";
    tipcss.borderStyle = tipBorderStyle;
  }
  if (tooltip&&tipFollowMouse) {
    if (ns4) document.captureEvents(Event.MOUSEMOVE);
    document.onmousemove = trackMouse;
  }
}

window.onload = initTip;

var t1,t2;
var tipOn = false;
function doTooltip(evt,img,title) {
  if (!tooltip) return;
  if (t1) clearTimeout(t1);
  if (t2) clearTimeout(t2);
  img = '/pictures/puzzles/thumbnail/' + img;
  if (document.images) {
    var theImgs = new Array();
    for (var i=0; i<img.length; i++) {
      theImgs[i] = new Image();
      theImgs[i].src = img;
    }
  }
  tipOn = true;
  var curBgColor = tipBgColor;
  var curFontColor = tipFontColor;
  if (ns4) {
    var tip = '<table bgcolor="' + tipBorderColor + '" width="' + tipWidth + '" cellspacing="0" cellpadding="' + tipBorderWidth + '" border="0"><tr><td><table bgcolor="' + curBgColor + '" width="100%" cellspacing="0" cellpadding="' + tipPadding + '" border="0"><tr><td>'+ startStr + img + midStr + '<span style="font-family:' + tipFontFamily + '; font-size:' + tipFontSize + '; color:' + curFontColor + ';">' + title + '</span>' + endStr + '</td></tr></table></td></tr></table>';
    tooltip.write(tip);
    tooltip.close();
  } else if (ie4||ie5||ns5) {
    var tip = startStr + img + midStr + '<span style="font-family:' + tipFontFamily + '; font-size:' + tipFontSize + '; color:' + curFontColor + ';">' + title + '</span>' + endStr;
    tipcss.backgroundColor = curBgColor;
    tooltip.innerHTML = tip;
  }
  if (!tipFollowMouse) positionTip(evt);
  else t1=setTimeout("tipcss.visibility='visible'",100);
}

var mouseX, mouseY;
function trackMouse(evt) {
  mouseX = (ns4||ns5)? evt.pageX: window.event.clientX + document.body.scrollLeft;
  mouseY = (ns4||ns5)? evt.pageY: window.event.clientY + document.body.scrollTop;
  if (tipOn) positionTip(evt);
}

function positionTip(evt) {
  if (!tipFollowMouse) {
    mouseX = (ns4||ns5)? evt.pageX: window.event.clientX + document.body.scrollLeft;
    mouseY = (ns4||ns5)? evt.pageY: window.event.clientY + document.body.scrollTop;
  }
  var tpWd = (ns4)? tooltip.width: (ie4||ie5)? tooltip.clientWidth: tooltip.offsetWidth;
  var tpHt = (ns4)? tooltip.height: (ie4||ie5)? tooltip.clientHeight: tooltip.offsetHeight;
  var winWd = (ns4||ns5)? window.innerWidth-20+window.pageXOffset: document.body.clientWidth+document.body.scrollLeft;
  var winHt = (ns4||ns5)? window.innerHeight-20+window.pageYOffset: document.body.clientHeight+document.body.scrollTop;
  if ((mouseX+offX+tpWd)>winWd)
    tipcss.left = (ns4)? mouseX-(tpWd+offX): mouseX-(tpWd+offX)+"px";
  else tipcss.left = (ns4)? mouseX+offX: mouseX+offX+"px";
  if ((mouseY+offY+tpHt)>winHt)
    tipcss.top = (ns4)? winHt-(tpHt+offY): winHt-(tpHt+offY)+"px";
  else tipcss.top = (ns4)? mouseY+offY: mouseY+offY+"px";
  if (!tipFollowMouse) t1=setTimeout("tipcss.visibility='visible'",100);
}

function hideTip() {
  if (!tooltip) return;
  t2=setTimeout("tipcss.visibility='hidden'",100);
  tipOn = false;
}

//-->