section of HTML
// Banner Object
function Banner(objName)
{
this.obj = objName;
this.aNodes = [];
this.currentBanner = null;
};
// Add Banner
Banner.prototype.add = function(BannerType, BannerLocation, BannerLength, H, W, AltText, URL) {
this.aNodes[this.aNodes.length] = new Node(this.obj +"_"+ this.aNodes.length, BannerType, BannerLocation, BannerLength, H, W, AltText, URL);
};
// Create Banner
function Node(Name, BannerType, BannerLocation, BannerLength, H, W, AltText, URL) {
this.Name = Name;
this.BannerType = BannerType;
this.BannerLocation= BannerLocation;
this.BannerLength = BannerLength;
this.H = H
this.W = W;
this.AltText = AltText;
this.URL = URL;
};
// Creates the HTML and places it on webpage
Banner.prototype.toString = function() {
var str = ""
for (var iCtr=0; iCtr < this.aNodes.length; iCtr++){
str = str + '\n';
if (this.aNodes[iCtr].URL != ""){
str = str + '';
}
if ( this.aNodes[iCtr].BannerType == "FLASH" ){
str = str + ''
}else if ( this.aNodes[iCtr].BannerType == "IMAGE" ){
str = str + '
';
}
if (this.aNodes[iCtr].hyperlink != ""){
str = str + '';
}
str += '';
}
return str;
};
// Start the Banner Rotator
Banner.prototype.start = function()
{
this.changeBanner();
var thisBannerObj = this.obj;
setTimeout(thisBannerObj+".start()", this.aNodes[this.currentBanner].BannerLength * 1000);
}
// Swap Banners
Banner.prototype.changeBanner = function()
{
if (this.currentBanner == null)
this.currentBanner= this.currentBanner=Math.round((this.aNodes.length-1)*Math.random());
var oldBanner=this.currentBanner;
do{
this.currentBanner=Math.floor((this.aNodes.length)*Math.random())
}
while(this.currentBanner==oldBanner)
if (document.getElementById(this.aNodes[oldBanner].Name).className=='m_banner_show')
{
document.getElementById(this.aNodes[oldBanner].Name).className = "m_banner_hide";
}
document.getElementById(this.aNodes[this.currentBanner].Name).className = "m_banner_show";
}