var isDOM=document.getElementById?1:0;
var isIE=document.all?1:0;
var isNS4=navigator.appName=='Netscape'&&!isDOM?1:0;
var isNS7=navigator.appName=='Netscape'&&isDOM?1:0;
var isIE4=isIE&&!isDOM?1:0;
var isOp=window.opera?1:0;
var isDyn=isDOM||isIE||isNS4;

var pollSuf = isNS4 ? '_ns' : '';

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

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

if (!window.LayerObj) var LayerObj = new Function('id', 'par',
 'this.ref=getRef(id, par); this.sty=getSty(id, par); return this');
function getLyr(id, par) { return new LayerObj(id, par) }

function LyrFn(fn, fc)
{
 LayerObj.prototype[fn] = new Function('var a=arguments,p=a[0],px=isNS4||isOp?0:"px"; ' +
  'with (this) { '+fc+' }');
}
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); 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.MozOpacity=d?"":p+"%"');

function setLyr(lVis, docW, par)
{
 if (!setLyr.seq) setLyr.seq=0;
 if (!docW) docW=0;
 var obj = (!par ? (isNS4 ? window : document.body) :
  (!isNS4 && par.navigator ? par.document.body : par));
 var IA='insertAdjacentHTML', AC='appendChild', newID='_js_layer_'+setLyr.seq++;

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

 var lObj=getLyr(newID, par);
 with (lObj) if (ref) { vis(lVis); x(0); y(0); sty.width=docW+(isNS4?0:'px') }
 return lObj;
}

var CSSmode=document.compatMode;
CSSmode=(CSSmode&&CSSmode.indexOf('CSS')!=-1)||isDOM&&!isIE||isOp?1:0;

if (!window.page) var page = { win: window, minW: 0, minH: 0, MS: isIE&&!isOp,
 db: CSSmode?'documentElement':'body' }

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

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

function popOver(mN, iN) { with (this)
{
 clearTimeout(hideTimer);
 overM = mN;
 overI = iN;
 if (iN && this.onmouseover) onmouseover(mN, iN);
 litOld = litNow;
 litNow = new Array();
 var litM = mN, litI = iN;
 while(1)
 {
  litNow[litM] = litI;
  if (litM == 'root') break;
  litI = menu[litM][0].parentItem;
  litM = menu[litM][0].parentMenu;
 }
 var same = true;
 for (var z in menu) if (litNow[z] != litOld[z]) same = false;
 if (same) return;

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

  litI = litNow[thisM];
  oldI = litOld[thisM];

  if (litI && (litI != oldI)) changeCol(thisM, litI, true);
  if (oldI && (oldI != litI)) changeCol(thisM, oldI, false);
  if (litI && !visNow && (thisM != 'root'))
  {
   showMenu(thisM);
   visNow = true;
  }

  if (isNaN(litI) && visNow)
  {
   hideMenu(thisM);
   visNow = false;
  }
 }

 nextMenu = '';
 if ((menu[mN][iN].type == 'sm:') && !menu[mN][0].subsOnClick)
 {
  var targ = menu[mN][iN].href, lyrM = menu[mN][0].lyr;
  var showStr = 'with ('+myName+') { menu.'+targ+'[0].visNow = true; ' +
   'position("'+targ+'"); showMenu("'+targ+'") }';
  nextMenu = targ;
  if (showDelay) showTimer = setTimeout(showStr, showDelay);
  else eval(showStr);
 }
}}


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

 if (this.onmouseout) onmouseout(mN, iN);

 var thisI = menu[mN][iN];

 if (thisI.href != nextMenu)
 {
  clearTimeout(showTimer);
  nextMenu = '';
 }
 if (hideDelay)
 {
  var delay = ((mN == 'root') && (thisI.type != 'sm:')) ? 50 : hideDelay;
  hideTimer = setTimeout(myName + '.over("root", 0)', delay);
 }
 overM = 'root';
 overI = 0;
}}


function popClick(mN, iN) { with (this)
{
 if (this.onclick) onclick(mN, iN);

 var thisI = menu[mN][iN], hideM = true;

 with (thisI) switch (type)
 {
  case 'sm:':
  {
   if (menu[overM][0].subsOnClick)
   {
    menu[href][0].visNow = true;
    position(href);
    showMenu(href);
    hideM = false;
   }
   break;
  }
  case 'js:': { eval(href); break }
  case '': type = 'window';
  default: if (href) eval(type + '.location.href = "' + href + '"');
 }
 if (hideM) over('root', 0);
}}

function popChangeCol(mN, iN, isOver) { with (this.menu[mN][iN])
{
 if (!lyr || !lyr.ref) return;

 var col = isOver?overCol:outCol;
 var bgFn = (col.indexOf('.')==-1) ? 'bgColor' : 'bgImage';
 if (isNS4)
 {
 lyr[bgFn](col);
 //alert (mN)
 }
 if ((overClass != outClass) || (outBorder != overBorder)) with (lyr)
 {
  if (isNS4) write(this.getHTML(mN, iN, isOver));
  else
  {
   ref.className = (isOver ? overBorder : outBorder);
   var chl = (isDOM ? ref.childNodes : ref.children)
   if (chl) for (var i = 0; i < chl.length; i++) chl[i].className = isOver?overClass:outClass;
  }
 }

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

 if (outAlpha != overAlpha) lyr.alpha(isOver ? overAlpha : outAlpha);
}}

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

   var pM, pI, newX = eval(offX), newY = eval(offY);
   if (mN != 'root')
   {
    pM = menu[parentMenu];
    pI = pM[parentItem].lyr;
    if (!pI) continue;
   }

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

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

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

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

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

function popStartMenu(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 = ['isVert', 'isVert', 'offX','offY', 'width', 'itemSty', 'par',
  'parentMenu', 'parentItem', 'visNow', 'oncreate', 'subsOnClick'];
 addProps(aM, arguments, names, true);

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

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

 if (mName == 'root') menu.root[0].oncreate = new Function('this.visNow=true; ' +
  myName + '.position("root"); this.lyr.vis("visible")');
}}

function popAddItem() { 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', 'lyr'];
 addProps(aI, arguments, names, true);

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

 if (aI.outBorder)
 {
  if (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;
 }

 if (aI.outBorder && CSSmode)
 {
  aI.iW -= 2;
  aI.iH -= 2;
 }
}}

function popGetHTML(mN, iN, isOver) { with (this)
{
 var itemStr = '';
 with (menu[mN][iN])
 {
  var textClass = (isOver ? overClass : outClass);

  if ((type == 'sm:') && popInd)
  {
   if (isNS4) itemStr += '<layer class="' + textClass + '" left="'+ ((popPos+iW)%iW) +
    '" top="' + pad + '" height="' + (iH-2*pad) + '">' + popInd + '</layer>';
   else itemStr += '<div class="' + textClass + '" style="position: absolute; left: ' +
    ((popPos+iW)%iW) + 'px; top: ' + pad + 'px; height: ' + (iH-2*pad) + 'px">' + popInd + '</div>';
  }
  pad1=pad-3
  if (isNS4)
  {
  var sHeight= mN=='root' ? 1 : 8;
   itemStr += (outBorder ? '<span class="' + (isOver?overBorder:outBorder) +
   '"><spacer type="block" width="' + (iW-8) + '" height="' + (iH-sHeight) + '"></span>' : '') +
   '<layer left="' + pad1 + '" top="' + pad + '" width="' + (iW-2*pad) + '" height="' +
   (iH-2*pad) + '"><a class="' + textClass + '" href="#" ' +
   'onClick="return false" onMouseOver="status=\'\'; ' + myName + '.over(\'' + mN + '\',' +
   iN + '); return true">' + text + '</a></layer>';
  }
  else
   {
   itemStr += '<div class="' + textClass + '" style="position: absolute; left: ' + pad1 +
   'px; top: ' + pad + 'px; width: ' + (iW-2*pad) + 'px; height: ' + (iH-2*pad) + 'px">' +
   text + '</div>';
   }
 }
 return itemStr;
}}

function popUpdate(docWrite, upMN) { with (this)
{
 if (!isDyn) return;

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

  var str = '';

  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;
   }

   var isImg = (outCol.indexOf('.') != -1) ? true : false;

   if (!isIE && normCursor=='hand') normCursor = 'pointer';

   if (isDOM || isIE4)
   {
    str += '<div id="' + itemID + '" ' + (outBorder ? 'class="'+outBorder+'" ' : '') +
     'style="position: absolute; left: ' + iX + 'px; top: ' + iY + 'px; width: ' + iW +
     'px; height: ' + iH + 'px; z-index: 1000; background-color: ' + (isImg?'url('+outCol+')':outCol) +
     ((typeof(outAlpha)=='number') ? '; filter: alpha(opacity='+ outAlpha + '); -moz-opacity: ' +
      (outAlpha/100) : '') +
     '; cursor: ' + ((type!='sm:' && href) ? normCursor : nullCursor) + '" ';
   }
   else if (isNS4)
   {
    str += '<layer id="' + itemID + '" left="' + iX + '" top="' + iY + '" width="' +
     iW + '" height="' + iH + '" z-index="1000" ' +
     (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, false) + (isNS4 ? '</layer>' : '</div>');

  }

  var eP = eval(par);

  setTimeout(myName + '.setupRef(' + docWrite + ', "' + mN + '")', 50);

  var mVis = visNow ? 'visible' : 'hidden';

  if (docWrite)
  {
   var targFr = (eP && eP.navigator ? eP : window);
   targFr.document.write('<div id="' + myName + '_' + mN + '_Div" style="position: absolute; ' +
    'visibility: ' + mVis + '; left: 0px; 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) }
  }

 }
}}


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

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

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

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

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

 this.menu =  new Array();
 this.litNow = new Array();
 this.litOld = new Array();

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

 this.actMenu = null;

 this.over = popOver;
 this.out = popOut;
 this.changeCol = popChangeCol;
 this.position = popPosition;
 this.click = popClick;
 this.startMenu = popStartMenu;
 this.addItem = popAddItem;
 this.getHTML = popGetHTML;
 this.update = popUpdate;
 this.setupRef = popSetupRef;

 this.showMenu = new Function('mName', 'this.menu[mName][0].lyr.vis("visible")');
 this.hideMenu = new Function('mName', 'this.menu[mName][0].lyr.vis("hidden")');
}

function menuAnim(menuObj, menuName, dir)
{
  var mD = menuObj.menu[menuName][0];
  if (!mD.timer) mD.timer = 0;
  if (!mD.counter) mD.counter = 0;
  with (mD)
  {
    clearTimeout(timer);
    if (!lyr || !lyr.ref) return;
    if (dir>0) lyr.vis('visible');
    lyr.sty.zIndex = 1001 + dir;
    lyr.clip(0, 0, menuW+2, (menuH+2)*Math.pow(Math.sin(Math.PI*counter/200),0.75) );
    if ((isDOM&&!isIE) && (counter>=100)) lyr.sty.clip='';
    counter += dir;
    if (counter>100) counter = 100;
    else if (counter<0) { counter = 0; lyr.vis('hidden') }
    else timer = setTimeout(menuObj.myName+'.'+(dir>0?'show':'hide')+'Menu("'+menuName+'")', 40);
  }
}

// ------------------------------------------------------------
// Menu definition

var itemStyleRoot = new ItemStyle(
  0, 1,
  null,0,
  3,
  '#0066CB', '#0066CB',
  'menuItemText', 'menuItemTextOver',
  'menuItemBorder', 'menuItemBorderOver',
  100, 100,
  'hand', 'hand'
);

var sLength= isNS4 ? 15 : 19;
var subStyleIndicator = new ItemStyle(
  sLength,                                                // Length
  0,                                                      // Spacing
  '<img src="4a_layout/arrowRight'+pollSuf+'.gif">',    // Indicator
  -15,                                        // Indicator offset
  1,                                          // Padding
 'F0F0F0', 'FFFFFF',                      // Backgrounds out and over
  'subItemText', 'subItemTextOver',         // Class out and over
  'subItemBorder', 'subItemBorderOver',     // Border class out and over
  90, 90,         // Opacity out and over
  'hand', 'hand'                           // Cursor link and default
);

var pMenu = new PopupMenu('pMenu');
var centerCorrect= window.page.winW()<770 ? 0 : 1;
var leftOffset= centerCorrect ? (window.page.winW()-770)/2 + 158 : 158

if (isNS4 && centerCorrect)
{
	var leftCorr = 8;
}
else if	(isOp && centerCorrect)
{
	var leftCorr = 7;
}
else if (isNS7 && centerCorrect)
{
	var leftCorr = 6;
}
else
{
	var leftCorr = 0;
}

//alert(leftOffset);
//alert(leftCorr);

with(pMenu)
{
startMenu('root',false,leftOffset-leftCorr,194,17,itemStyleRoot);
addItem('<img border=0 align=top src=4a_layout/7/topmenu/newpoll'+pollSuf+'.gif><img border=0 align=top width=15 height=1 src=4a_layout/spacer.gif>'+'OUR SERVICES','newWinFull2("pres2.php")','js:',null,105);
addItem('<img border=0 align=top src=4a_layout/7/topmenu/newpoll'+pollSuf+'.gif><img border=0 align=top width=15 height=1 src=4a_layout/spacer.gif>'+'LISTINGS','4a_listings.php','',null,79);
addItem('<img border=0 align=top src=4a_layout/7/topmenu/newpoll'+pollSuf+'.gif><img border=0 align=top width=15 height=1 src=4a_layout/spacer.gif>'+'BUYING','4a_tips.php?topic=news_btips','',null,70);
addItem('<img border=0 align=top src=4a_layout/7/topmenu/newpoll'+pollSuf+'.gif><img border=0 align=top width=15 height=1 src=4a_layout/spacer.gif>'+'SELLING','4a_tips.php?topic=news_stips','',null,73);

}

if (!isOp && navigator.userAgent.indexOf('rv:0.')==-1)
{
  pMenu.showMenu = new Function('mN','menuAnim(this,mN,11)');
  pMenu.hideMenu = new Function('mN','menuAnim(this,mN,-11)');
}

if (!isNS4)
{
  pMenu.update(true);
}
else
{
  var popOldOL = window.onload;
  window.onload = function()
  {
    if (popOldOL) popOldOL();
    pMenu.update();
  }
}

var nsWinW = window.innerWidth, nsWinH = window.innerHeight, popOldOR = window.onresize;
window.onresize = function()
{
  if (popOldOR) popOldOR();
  if (isNS4 && (nsWinW!=innerWidth || nsWinH!=innerHeight))
    history.go(0);
  pMenu.position();
}

window.onscroll = function()
{
  pMenu.position();
}

if (isNS4)
{
 document.captureEvents(Event.CLICK);
 document.onclick = function(evt)
 {
  with (pMenu) if (overI) click(overM, overI);
  return document.routeEvent(evt);
 }
}

if (!isIE || isOp)
{
 var nsPX=pageXOffset, nsPY=pageYOffset;
 setInterval('if (nsPX!=pageXOffset || nsPY!=pageYOffset) ' +
 '{ nsPX=pageXOffset; nsPY=pageYOffset; window.onscroll() }', 50);
}