function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v3.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document); return x;
}

function MM_nbGroup(event, grpName) { //v3.0
  var i,img,nbArr,args=MM_nbGroup.arguments;
  if (event == "init" && args.length > 2) {
    if ((img = MM_findObj(args[2])) != null && !img.MM_init) {
      img.MM_init = true; img.MM_up = args[3]; img.MM_dn = img.src;
      if ((nbArr = document[grpName]) == null) nbArr = document[grpName] = new Array();
      nbArr[nbArr.length] = img;
      for (i=4; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
        if (!img.MM_up) img.MM_up = img.src;
        img.src = img.MM_dn = args[i+1];
        nbArr[nbArr.length] = img;
    } }
  } else if (event == "over") {
    document.MM_nbOver = nbArr = new Array();
    for (i=1; i < args.length-1; i+=3) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = (img.MM_dn && args[i+2]) ? args[i+2] : args[i+1];
      nbArr[nbArr.length] = img;
    }
  } else if (event == "out" ) {
    for (i=0; i < document.MM_nbOver.length; i++) {
      img = document.MM_nbOver[i]; img.src = (img.MM_dn) ? img.MM_dn : img.MM_up; }
  } else if (event == "down") {
    if ((nbArr = document[grpName]) != null)
      for (i=0; i < nbArr.length; i++) { img=nbArr[i]; img.src = img.MM_up; img.MM_dn = 0; }
    document[grpName] = nbArr = new Array();
    for (i=2; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = img.MM_dn = args[i+1];
      nbArr[nbArr.length] = img;
  } }
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function ypChaser(sLayerId, iTopOffset, iSlideTime, iCeiling, iFloor) {
this.chaserDiv = null
this.layerId = sLayerId
this.topOffset = iTopOffset
this.slideTime = iSlideTime
this.ceiling = iCeiling
this.floor = iFloor
ypChaser.registry[ypChaser.registry.length] = this
}
ypChaser.isIE = window.clientInformation ? true : false
ypChaser.isN4 = document.layers ? true : false
ypChaser.isN6 = navigator.appName == "Netscape" && parseInt(navigator.appVersion) >= 5
ypChaser.isO5 = navigator.userAgent.indexOf("Opera") != -1 && parseInt(navigator.appVersion) >= 4
ypChaser.registry = new Array( )
ypChaser.callRate = 10
window.setInterval("ypChaser.timer( )", ypChaser.callRate)
ypChaser.timer = function() {
for (var i = 0; chObj = this.registry[i]; i++) {
if (!chObj.chaserDiv) chObj.attemptLoad()
if (chObj.chaserDiv) chObj.main()
}
}
ypChaser.prototype.attemptLoad = function() {
var chDiv = null
if (ypChaser.isN6 || ypChaser.isO5) chDiv = document.getElementById(this.layerId)
else if (ypChaser.isIE) chDiv = document.all[this.layerId]
else if (ypChaser.isN4) chDiv = document.layers[this.layerId]
if (chDiv && chDiv != null) {
this.chaserDiv = chDiv
}
}
ypChaser.prototype.main = function( )
{
this.currentY = this.getCurrentY()
var scrollTop = ypChaser.getWindowScroll() 
var newTargetY = scrollTop + this.topOffset
var floor = ypChaser.getDocumentHeight() - this.floor
newTargetY = Math.max( newTargetY, this.ceiling)
if (!ypChaser.isO5) newTargetY = Math.min(newTargetY, floor)
if ( this.currentY != newTargetY ) {
if ( newTargetY != this.targetY ) {
this.targetY = newTargetY
this.slideInit( )
}
this.slide( )
}
}
ypChaser.prototype.slideInit = function( )
{
this.A = (this.targetY - this.currentY) / this.slideTime / this.slideTime
this.startT = (new Date()).getTime()
this.startP = this.getCurrentY()
this.D = this.targetY - this.startP
}
ypChaser.prototype.slide = function( )
{
var elapsed = (new Date()).getTime() - this.startT
if (elapsed < this.slideTime) {
this.moveTo(this.D - (Math.round(Math.pow(this.slideTime - elapsed, 2) * this.A)) + this.startP)
}
}
ypChaser.prototype.moveTo = function(ny) {
if (ypChaser.isN4) this.chaserDiv.top = ny
else this.chaserDiv.style.top = ny + "px"
}
ypChaser.prototype.getCurrentY = function() {
var n = ypChaser.isN4 ? this.chaserDiv.top : parseInt(this.chaserDiv.style.top)
return isNaN(n) ? 0 : n
}
ypChaser.getWindowScroll = function() {
if (ypChaser.isIE) return document.body.scrollTop
else return window.pageYOffset
}
ypChaser.getDocumentHeight = function() {
if (ypChaser.isO5) return 0 
else if (ypChaser.isIE) return Math.max(document.body.scrollHeight, document.body.offsetHeight)
else return window.document.height
}

MM_preloadImages('images/services/tech-on.gif',
    'images/services/overview-on.gif',
    'images/services/design-on.gif',
    'images/services/standard-on.gif',
    'images/services/e-commerce-on.gif',
    'images/services/high-capacity-on.gif',
    'images/services/host-overview-on.gif',
    'images/services/tech-info-on.gif',
    'images/services/applications-on.gif',
    'images/services/packages-in-do.gif',
    'images/navigation/home-on.gif',
    'images/navigation/contact-on.gif',
    'images/navigation/samples-on.gif',
    'images/navigation/site-map-on.gif',
    'images/navigation/client-login-on.gif',
    'images/navigation/resources-on.gif',
    'images/navigation/search-on.gif',
    'images/navigation/client-payment-on.gif')

new ypChaser("navChaser", 6, 1200, 0, 0) // Takes sLayerId, iTopOffset, iSlideTime, iCeiling, iFloor