/*

CASCADING POPUP MENUS v5.2beta (c) 2001-2004 Angus Turnbull, http://www.twinhelix.com
Altering this notice or redistributing this file is prohibited.

*/

var isDOM=document.getElementById?1:0,
 isIE=document.all?1:0,
 isNS4=navigator.appName=='Netscape'&&!isDOM?1:0,
 isIE4=isIE&&!isDOM?1:0,
 isOp=self.opera?1:0,
 isDyn=isDOM||isIE||isNS4;

function getRef(i, p)
{
 p=!p?document:p.navigator?p.document:p;
 return isIE ? p.all[i] :
  isDOM ? (p.getElementById?p:p.ownerDocument).getElementById(i) :
  isNS4 ? p.layers[i] : null;
};

function getSty(i, p)
{
 var r=getRef(i, p);
 return r?isNS4?r:r.style:null;
};

if (!self.LayerObj) var LayerObj = new Function('i', 'p',
 'this.ref=getRef(i, p); this.sty=getSty(i, p); return this');
function getLyr(i, p) { return new LayerObj(i, p) };

function LyrFn(n, f)
{
 LayerObj.prototype[n] = new Function('var a=arguments,p=a[0],px=isNS4||isOp?0:"px"; ' +
  'with (this) { '+f+' }');
};
LyrFn('x','if (!isNaN(p)) sty.left=p+px; else return parseInt(sty.left)');
LyrFn('y','if (!isNaN(p)) sty.top=p+px; else return parseInt(sty.top)');
LyrFn('vis','sty.visibility=p');
LyrFn('bgColor','if (isNS4) sty.bgColor=p?p:null; ' +
 'else sty.background=p?p:"transparent"');
LyrFn('bgImage','if (isNS4) sty.background.src=p?p:null; ' +
 'else sty.background=p?"url("+p+")":"transparent"');
LyrFn('clip','if (isNS4) with(sty.clip){left=a[0];top=a[1];right=a[2];bottom=a[3]} ' +
 'else sty.clip="rect("+a[1]+"px "+a[2]+"px "+a[3]+"px "+a[0]+"px)" ');
LyrFn('write','if (isNS4) with (ref.document){write(p);close()} else ref.innerHTML=p');
LyrFn('alpha','var f=ref.filters,d=(p==null),o=d?"":p/100; if (f) {' +
 'if (!d&&sty.filter.indexOf("alpha")==-1) sty.filter+=" alpha(opacity="+p+")"; ' +
 'else if (f.length&&f.alpha) with(f.alpha){if(d)enabled=false;else{opacity=p;enabled=true}} }' +
 'else if (isDOM){sty.opacity=sty.MozOpacity=o;'+
  'if(sty.setProperty)sty.setProperty("-khtml-opacity",o,"")}');


function setLyr(v, dw, p)
{
 if (!setLyr.seq) setLyr.seq=0;
 if (!dw) dw=0;
 var o = !p ? isNS4?self:document.body : !isNS4&&p.navigator?p.document.body:p,
  IA='insertAdjacentHTML', AC='appendChild', id='_sl_'+setLyr.seq++;

 if (o[IA]) o[IA]('beforeEnd', '<div id="'+id+'" style="position:absolute"></div>');
 else if (o[AC])
 {
  var n=document.createElement('div');
  o[AC](n); n.id=id; n.style.position='absolute';
 }
 else if (isNS4)
 {
  var n=new Layer(dw, o);
  id=n.id;
 }

 var l=getLyr(id, p);
 with (l) if (ref) { vis(v); x(0); y(0); sty.width=dw+(isNS4?0:'px') }
 return l;
};

if (!self.page) var page = { win:self, minW:0, minH:0, MS:isIE&&!isOp };

page.db = function(p) { with (this.win.document) return (isDOM?documentElement[p]:0)||body[p]||0 };

page.winW=function() { with (this) return Math.max(minW, MS ? db('clientWidth') : win.innerWidth) };
page.winH=function() { with (this) return Math.max(minH, MS ? db('clientHeight') : win.innerHeight) };

page.scrollX=function() { with (this) return MS ? db('scrollLeft') : win.pageXOffset };
page.scrollY=function() { with (this) return MS ? db('scrollTop') : win.pageYOffset };

function addProps(obj, data, names, addNull)
{
 for (var i = 0; i < names.length; i++) if(i < data.length || addNull) obj[names[i]] = data[i];
};

function PopupMenu(myName)
{
 this.myName = myName;

 this.showTimer = this.hideTimer = this.showDelay = 0;
 this.hideDelay = 500;

 this.menu = [];
 this.litNow = [];
 this.litOld = [];

 this.overM = '';
 this.overI = 0;
 this.hideDocClick = 0;

 this.actMenu = null;

 PopupMenu.list[myName] = this;
};

PopupMenu.list = [];

var PmPt = PopupMenu.prototype;

PmPt.callEvt = function(mN, iN, evt)
{
 var i = this.menu[mN][iN], r = this[evt] ? (this[evt](mN, iN)==false) : 0;
 if (i[evt])
 {
  if (i[evt].substr) i[evt] = new Function('mN', 'iN', i[evt]);
  r |= (i[evt](mN, iN)==false);
 }
 return r;
};


PmPt.over = function(mN, iN) { with (this) 
{
 clearTimeout(hideTimer);
 overM = mN;
 overI = iN;

 var cancel = iN ? callEvt(mN, iN, 'onmouseover') : 0;


 litOld = litNow;
 litNow = [];
 var litM = mN, litI = iN;
 if (mN) do
 {
  litNow[litM] = litI;
  litI = menu[litM][0].parentItem;
  litM = menu[litM][0].parentMenu;
 } while (litM);


 var same = 1;
 for (var z in menu) same &= (litNow[z] == litOld[z]);
 if (same) return 1;


 clearTimeout(showTimer);

 for (var thisM in menu) with (menu[thisM][0])
 {
  if (!lyr) continue;

  lI = litNow[thisM];
  oI = litOld[thisM];

  if (lI != oI)
  {
   if (lI) changeCol(thisM, lI);
   if (oI) changeCol(thisM, oI);
  }

  if (!lI) clickDone = 0;

  if (isRoot) continue;

  if (lI && !visNow) doVis(thisM, 1);
  if (!lI && visNow) doVis(thisM, 0);
 }


 nextMenu = '';
 if (!cancel && menu[mN] && menu[mN][iN].type=='sm:')
 {
  var m = menu[mN], targ = m[iN].href;

  if (!menu[targ]) return 0;
  if (m[0].clickSubs && !m[0].clickDone) return 0;

  nextMenu = targ;
  if (showDelay) showTimer = setTimeout(myName+'.doVis("'+targ+'", 1)', showDelay);
  else doVis(targ, 1);
 }
 return 1;
}};


PmPt.out = function(mN, iN) { with (this)
{
 if (mN!=overM || iN!=overI) return;

 var thisI = menu[mN][iN], cancel = callEvt(mN, iN, 'onmouseout');

 if (thisI.href != nextMenu)
 {
  clearTimeout(showTimer);
  nextMenu = '';
 }

 if (hideDelay && !cancel)
 {
  var delay = (menu[mN][0].isRoot && (thisI.type != 'sm:')) ? 50 : hideDelay;
  hideTimer = setTimeout(myName + '.over("", 0)', delay);
 }

 overM = '';
 overI = 0;
}};


PmPt.click = function(mN, iN) { with (this)
{
 var m = menu[mN];

 if (callEvt(mN, iN, 'onclick')) return 0;

 with (m[iN]) S: switch (type)
 {
  case 'sm:':
  {
   if (m[0].clickSubs)
   {
    m[0].clickDone = 1;
    doVis(href, 1);
    return 1;
   }
   break S;
  }
  case 'js:': { eval(href); break S }
  case '': type = 'window';
  default: if (href) eval(type + '.location.href = "' + href + '"');
 }

 return over('', 0);
}};


PmPt.changeCol = function(mN, iN, fc) { with (this.menu[mN][iN])
{
 if (!lyr || !lyr.ref) return;

 var bgFn = outCol!=overCol ? (outCol.indexOf('.')==-1 ? 'bgColor' : 'bgImage') : 0;
 var ovr = (this.litNow[mN]==iN)?1:0, doFX = (!fc && this.litNow[mN]!=this.litOld[mN]);
 var col = ovr ? overCol : outCol;

 if (fade[0])
 {
  clearTimeout(timer);
  col = '#';

  count = Math.max(0, Math.min(count+(2*ovr-1)*parseInt(fade[ovr][0]), 100));

  var oc, nc, hexD = '0123456789ABCDEF';

  for (var i=1; i<4; i++)
  {
   oc = parseInt('0x'+fade[0][i]);
   nc = parseInt(oc + (parseInt('0x'+fade[1][i])-oc)*(count/100));
   col += hexD.charAt(Math.floor(nc/16)).toString() + hexD.charAt(nc%16);
  }

  if (count%100 > 0) timer = setTimeout(this.myName+'.changeCol("'+mN+'",'+iN+',1)', 50);
 }


 if (bgFn && isNS4) lyr[bgFn](col);

 var reCSS = (overClass!=outClass || outBorder!=overBorder);
 if (doFX) with (lyr)
 {
  if (!this.noRW && (overText || overInd || isNS4&&reCSS)) write(this.getHTML(mN, iN, ovr));
  if (!isNS4 && reCSS)
  {
   ref.className = (ovr ? overBorder : outBorder);
   var chl = (isDOM ? ref.childNodes : ref.children);
   if (chl && !overText) for (var i = 0; i < chl.length; i++)
    chl[i].className = ovr?overClass:outClass;
  }
 }

 if (bgFn && !isNS4) lyr[bgFn](col);

 if (doFX && outAlpha!=overAlpha) lyr.alpha(ovr ? overAlpha : outAlpha);
}};


PmPt.position = function(posMN) { with (this)
{
 for (mN in menu) if (!posMN || posMN==mN) with (menu[mN][0])
 {
  if (!lyr || !lyr.ref || !visNow) continue;

  var pM, pI, newX = eval(offX), newY = eval(offY);

  if (!isRoot)
  {
   pM = menu[parentMenu];
   pI = pM[parentItem].lyr;
   if (!pI) continue;
  }

  var eP = eval(par), pW = (eP&&eP.navigator ? eP : window);

  with (pW.page) var sX=scrollX(), wX=sX+winW()||9999, sY=scrollY(), wY=winH()+sY||9999;

  var sb = page.MS?5:20;
  if (pM && typeof(offX)=='number') newX = Math.max(sX,
   Math.min(newX+pM[0].lyr.x()+pI.x(), wX-menuW-sb));
  if (pM && typeof(offY)=='number') newY = Math.max(sY,
   Math.min(newY+pM[0].lyr.y()+pI.y(), wY-menuH-sb));

  lyr.x(newX);
  lyr.y(newY);
 }
}};


PmPt.doVis = function(mN, show) { with (this)
{
 var m = menu[mN], mA = (show?'show':'hide')+'Menu';
 m[0].visNow = show;
 if (m && m[0].lyr && m[0].lyr.ref)
 {
  if (show) position(mN);
  var p = m[0].parentMenu;
  if (p) m[0].lyr.sty.zIndex = m[0].zIndex = menu[p][0].zIndex + 2;
  if (this[mA]) this[mA](mN);
  else m[0].lyr.vis(show?'visible':'hidden');
 }
}};

function ItemStyle()
{
 var names = ['len', 'spacing', 'popInd', 'popPos', 'pad', 'outCol', 'overCol', 'outClass',
  'overClass', 'outBorder', 'overBorder', 'outAlpha', 'overAlpha', 'normCursor', 'nullCursor'];
 addProps(this, arguments, names, 1);
};

PmPt.startMenu = function(mName) { with (this)
{
 if (!menu[mName]) { menu[mName] = new Array(); menu[mName][0] = new Object(); }

 actMenu = menu[mName];
 aM = actMenu[0];
 actMenu.length = 1;

 var names = ['name', 'isVert', 'offX','offY', 'width', 'itemSty', 'par', 'clickSubs',
  'clickDone', 'visNow', 'parentMenu', 'parentItem', 'oncreate', 'isRoot'];
 addProps(aM, arguments, names, 1);

 aM.extraHTML = '';
 aM.menuW = aM.menuH = 0;
 aM.zIndex = 1000;

 if (!aM.lyr) aM.lyr = null;

 if (mName.substring(0, 4) == 'root')
 {
  aM.isRoot = 1;
  aM.oncreate = new Function('this.visNow=1; ' +
   myName + '.position("' + mName + '"); this.lyr.vis("visible")');
 }

 return aM;
}};


PmPt.addItem = function() { with (this) with (actMenu[0])
{
 
 var aI = actMenu[actMenu.length] = new Object();

 var names = ['text', 'href', 'type', 'itemSty', 'len', 'spacing', 'popInd', 'popPos',
  'pad', 'outCol', 'overCol', 'outClass', 'overClass', 'outBorder', 'overBorder',
  'outAlpha', 'overAlpha', 'normCursor', 'nullCursor',
  'iX', 'iY', 'iW', 'iH', 'fW', 'fH', 'overText', 'overInd', 'lyr',
  'onclick', 'onmouseover', 'onmouseout'];
 addProps(aI, arguments, names, 1);

 var iSty = (arguments[3] ? arguments[3] : actMenu[0].itemSty);
 for (prop in iSty) if (aI[prop]+'' == 'undefined') aI[prop] = iSty[prop];


 var r = RegExp, re = /^SWAP:(.*)\^(.*)$/;
 if (aI.text.match(re)) { aI.text = r.$1; aI.overText = r.$2 }
 if (aI.popInd.match(re)) { aI.popInd = r.$1; aI.overInd = r.$2 }

 aI.timer = aI.count = 0;
 aI.fade=[];
 for(var i=0;i<2;i++)
 {
  var oC = i ? 'overCol' : 'outCol';
  // The ItemStyle 'nn#RRGGBB' fading speed format: use a regex to match it. 
  if (aI[oC].match(/^(\d+)\#(..)(..)(..)$/))
  {
   aI[oC] = '#' + r.$2 + r.$3 + r.$4;
   aI.fade[i] = [r.$1, r.$2, r.$3, r.$4];
  }
 }

 if (aI.outBorder && isNS4) aI.pad++;

 aI.iW = (isVert ? width : aI.len);
 aI.iH = (isVert ? aI.len : width);

 var lastGap = (actMenu.length > 2) ? actMenu[actMenu.length - 2].spacing : 0;

 var spc = ((actMenu.length > 2) && aI.outBorder ? 1 : 0);

 if (isVert)
 {
  menuH += lastGap - spc;
  aI.iX = 0; aI.iY = menuH;
  menuW = width; menuH += aI.iH;
 }
 else
 {
  menuW += lastGap - spc;
  aI.iX = menuW; aI.iY = 0;
  menuW += aI.iW; menuH = width;
 }

 return aI;
}};


PmPt.getHTML = function(mN, iN, isOver) { with (this)
{
 var itemStr = '';
 with (menu[mN][iN])
 {
  var textClass = (isOver?overClass:outClass), txt = (isOver&&overText?overText:text),
   popI = (isOver&&overInd?overInd:popInd);

  if ((type == 'sm:') && popI)
  {
   if (isNS4) itemStr += '<layer class="' + textClass + '" left="'+ ((popPos+fW)%fW) +
    '" top="' + pad + '" height="' + (fH-2*pad) + '">' + popI + '</layer>';
   else itemStr += '<div class="' + textClass + '" style="position: absolute; left: ' +
    ((popPos+fW)%fW) + 'px; top: ' + pad + 'px; height: ' + (fH-2*pad) + 'px">' + popI + '</div>';
  }

  if (isNS4) itemStr += (outBorder ? '<span class="' + (isOver?overBorder:outBorder) +
   '"><spacer type="block" width="' + (fW-8) + '" height="' + (fH-8) + '"></span>' : '') +
   '<layer left="' + pad + '" top="' + pad + '" width="' + (fW-2*pad) + '" height="' +
   (fH-2*pad) + '"><a class="' + textClass + '" href="#" ' +
   'onClick="return false" onMouseOver="status=\'\'; ' + myName + '.over(\'' + mN + '\',' +
   iN + '); return true">' + txt + '</a></layer>';

  else itemStr += '<div class="' + textClass + '" style="position: absolute; left: ' + pad +
   'px; top: ' + pad + 'px; width: ' + (fW-2*pad) + 'px; height: ' + (fH-2*pad) + 'px">' +
   txt + '</div>';
 }
 return itemStr;
}};

PmPt.update = function(docWrite, upMN) { with (this)
{
 if (!isDyn) return;

 for (mN in menu) with (menu[mN][0])
 {
  if (upMN && (upMN != mN)) continue;

  var str = '', eP = eval(par);

  with (eP&&eP.navigator?eP:self) var dC = document.compatMode, dT = document.doctype;
  dFix = (dC&&dC.indexOf('CSS')>-1 || isOp&&!dC ||
          dT&&dT.name.indexOf('.dtd')>-1 || isDOM&&!isIE) ? 2 : 0;

  for (var iN = 1; iN < menu[mN].length; iN++) with (menu[mN][iN])
  {
   var itemID = myName + '-' + mN + '-' + iN;

   var targM = menu[href];
   if (targM && (type == 'sm:'))
   {
    targM[0].parentMenu = mN;
    targM[0].parentItem = iN;
   }

   if (outBorder) { fW = iW - dFix; fH = iH - dFix }
   else { fW = iW; fH = iH }

   var isImg = (outCol.indexOf('.') != -1);

   if (!isIE)
   {
    if (normCursor=='hand') normCursor = 'pointer';
    if (nullCursor=='hand') nullCursor = 'pointer';
   }

   if (isDOM || isIE4)
   {
    var opc = outAlpha/100;
    str += '<div id="' + itemID + '" ' + (outBorder ? 'class="'+outBorder+'" ' : '') +
     'style="position: absolute; left: ' + iX + 'px; top: ' + iY + 'px; width: ' + fW +
     'px; height: ' + fH + 'px; z-index: ' + zIndex + '; ' +
     (outCol ? 'background: ' + (isImg?'url('+outCol+')':outCol) : '') +
     ((typeof(outAlpha)=='number') ? '; filter: alpha(opacity='+ outAlpha + '); opacity: ' +
      opc + '; -moz-opacity: ' + opc + '; -khtml-opacity: ' + opc : '') +
     '; cursor: ' + ((type!='sm:' && href) ? normCursor : nullCursor) + '" ';
   }
   else if (isNS4)
   {
    str += '<layer id="' + itemID + '" left="' + iX + '" top="' + iY + '" width="' +
     fW + '" height="' + fH + '" z-index="' + zIndex + '" ' +
     (outCol ? (isImg ? 'background="' : 'bgcolor="') + outCol + '" ' : '');
   }

   var evtMN = '(\'' + mN + '\',' + iN + ')"';
   str += 'onMouseOver="' + myName + '.over' + evtMN + ' onMouseOut="' + myName + '.out' + evtMN +
    ' onClick="' + myName + '.click' + evtMN + '>' +  getHTML(mN, iN, 0) +
    (isNS4 ? '</layer>' : '</div>');

  }

  var sR = myName + '.setupRef(' + (docWrite?1:0) + ', "' + mN + '")';
  if (isOp) setTimeout(sR, 1000);
 
  var mVis = (isOp && isRoot) ? 'visible' : 'hidden';

  if (docWrite)
  {
   var targFr = (eP && eP.navigator ? eP : window);
   targFr.document.write('<div id="' + myName + '-' + mN + '" style="position: absolute; ' +
    'visibility: ' + mVis + '; left: -1000px; top: 0px; width: ' + (menuW+2) + 'px; height: ' +
    (menuH+2) + 'px; z-index: 1000">' + str + extraHTML + '</div>');
  }
  else
  {
   if (!lyr || !lyr.ref) lyr = setLyr(mVis, menuW, eP);
   else if (isIE4) setTimeout(myName + '.menu.' + mN + '[0].lyr.sty.width=' + (menuW+2), 50);

   with (lyr) { sty.zIndex = 1000; write(str + extraHTML) }
  }

  if (!isOp) setTimeout(sR, 100);

 }
}};

PmPt.setupRef = function(docWrite, mN) { with (this) with (menu[mN][0])
{
 if (docWrite || !lyr || !lyr.ref) lyr = getLyr(myName + '-' + mN, eval(par));

 for (var i = 1; i < menu[mN].length; i++)
  menu[mN][i].lyr = getLyr(myName + '-' + mN + '-' + i, (isNS4?lyr.ref:eval(par)));

 menu[mN][0].lyr.clip(0, 0, menuW+2, menuH+2);

 if (menu[mN][0].oncreate) oncreate();
}};