/////////////////////////////////
// File Name: mBanner.js       //
// Version: 2.1                  //
// By: Manish Kumar Namdeo     //
// http://www.mysticalm.com    //
///////////////////////////////// 

// BANNER OBJECT
function Banner(objName){
this.obj = objName;
this.aNodes = [];
this.currentBanner = 0;
this.changeOnRefresh = false;

};

// ADD NEW BANNER
Banner.prototype.add = function(bannerType, bannerPath, bannerDuration, height, width, hyperlink, target) {
this.aNodes[this.aNodes.length] = new Node(this.obj +"_"+ this.aNodes.length, bannerType, bannerPath, bannerDuration, height, width, hyperlink, target);
};

// Node object
function Node(name, bannerType, bannerPath, bannerDuration, height, width, hyperlink, target) {
this.name = name;
this.bannerType = bannerType;
this.bannerPath = bannerPath;
this.bannerDuration = bannerDuration;
this.height = height
this.width = width;
this.hyperlink= hyperlink;
this.target= target;
};

// Outputs the banner to the page
Banner.prototype.toString = function() {
var str = "";
var iBannerIndex = 0;
if(this.changeOnRefresh == true){
// Read the cookie
var BannerName = this.obj;
var lastBannerIndex = readCookie(BannerName);

if(isNaN(lastBannerIndex) == true || lastBannerIndex == null){
iBannerIndex = 0;
}else if(lastBannerIndex == '' || parseInt(lastBannerIndex) >= this.aNodes.length - 1){
iBannerIndex = 0;
}else{
iBannerIndex = parseInt(lastBannerIndex) + 1;
}

// Set the new value
createCookie(BannerName,iBannerIndex,7);
}

for (var iCtr=0; iCtr < this.aNodes.length; iCtr++){
if(this.changeOnRefresh == true && iBannerIndex != iCtr){
continue;
}
str = str + '<span name="'+this.aNodes[iCtr].name+'" '
str = str + 'id="'+this.aNodes[iCtr].name+'" ';
if(this.changeOnRefresh == true && iBannerIndex == iCtr){
str = str + 'class="m_banner_show" ';
}else{
str = str + 'class="m_banner_hide" ';
}
str = str + 'bgcolor="#FFFCDA" ';	// CHANGE BANNER COLOR HERE
str = str + 'align="center" ';
str = str + 'valign="top" >\n';

if ( this.aNodes[iCtr].bannerType == "FLASH" ){
str = str + '<OBJECT ';
str = str + 'classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" ';
str = str + 'codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,0,0" ';
str = str + 'WIDTH="'+this.aNodes[iCtr].width+'" ';
str = str + 'HEIGHT="'+this.aNodes[iCtr].height+'" ';
str = str + 'id="bnr_'+this.aNodes[iCtr].name+'" ';
str = str + 'ALIGN="" ';
str = str + 'VIEWASTEXT>';
str = str + '<PARAM NAME=movie VALUE="'+ this.aNodes[iCtr].bannerPath + '">';
str = str + '<PARAM NAME=quality VALUE=high>';
str = str + '<PARAM NAME=bgcolor VALUE=#FFFCDA>';
if (this.aNodes[iCtr].hyperlink != ""){
str = str + '<PARAM NAME=flashvars VALUE="clickTag='+this.aNodes[iCtr].hyperlink;
if(this.aNodes[iCtr].target != ""){
str = str + '&clickTarget='+this.aNodes[iCtr].target;
}
str = str + '" />';
}
str = str + '<EMBED ';
str = str + 'src="'+this.aNodes[iCtr].bannerPath+'" ';
str = str + 'quality=high ';
//			str = str + 'bgcolor=#FFFCDA ';
str = str + 'WIDTH="'+this.aNodes[iCtr].width+'" ';
str = str + 'HEIGHT="'+this.aNodes[iCtr].height+'" ';
str = str + 'NAME="bnr_'+this.aNodes[iCtr].name+'" ';
str = str + 'ALIGN="center" ';
str = str + 'TYPE="application/x-shockwave-flash" ';
str = str + 'PLUGINSPAGE="http://www.macromedia.com/go/getflashplayer" ';
if (this.aNodes[iCtr].hyperlink != ""){
str = str + 'FLASHVARS="clickTag='+this.aNodes[iCtr].hyperlink;
if(this.aNodes[iCtr].target != ""){
str = str + '&clickTarget='+this.aNodes[iCtr].target;
}
str = str + '" ';
}

str = str + '>';
str = str + '</EMBED>'
str = str + '</OBJECT>'
}else if ( this.aNodes[iCtr].bannerType == "IMAGE" ){
if (this.aNodes[iCtr].hyperlink != ""){
str = str + '<a href="'+this.aNodes[iCtr].hyperlink+'" '
if(this.aNodes[iCtr].target != ""){
str = str + ' target="' + this.aNodes[iCtr].target + '" ';
}
str = str + '>';
}
str = str + '<img src="'+this.aNodes[iCtr].bannerPath+'" ';
str = str + 'border="0" ';
str = str + 'height="'+this.aNodes[iCtr].height+'" ';
str = str + 'width="'+this.aNodes[iCtr].width+'">';
if (this.aNodes[iCtr].hyperlink != ""){
str = str + '</a>';
}
}


str += '</span>';


}
return str;
};

// START THE BANNER ROTATION
Banner.prototype.start = function(){
if(this.changeOnRefresh == false){
this.changeBanner();
var thisBannerObj = this.obj;
// CURRENT BANNER IS ALREADY INCREMENTED IN cahngeBanner() FUNCTION
setTimeout(thisBannerObj+".start()", this.aNodes[this.currentBanner].bannerDuration * 10000);
}
}

// CHANGE BANNER
Banner.prototype.changeBanner = function(){
var thisBanner;
var prevBanner = -1;
if (this.currentBanner < this.aNodes.length ){
thisBanner = this.currentBanner;
if (this.aNodes.length > 1){
if ( thisBanner > 0 ){
prevBanner = thisBanner - 1;
}else{
prevBanner = this.aNodes.length-1;
}
}
if (this.currentBanner < this.aNodes.length - 1){
this.currentBanner = this.currentBanner + 1;
}else{
this.currentBanner = 0;
}
}


if (prevBanner >= 0){
document.getElementById(this.aNodes[prevBanner].name).className = "m_banner_hide";
}
document.getElementById(this.aNodes[thisBanner].name).className = "m_banner_show";
}

// Following Cookie Code taken from http://www.quirksmode.org
function createCookie(name,value,days) {
if (days) {
var date = new Date();
date.setTime(date.getTime()+(days*24*60*60*1000));
var expires = "; expires="+date.toGMTString();
}
else var expires = "";
document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
var nameEQ = name + "=";
var ca = document.cookie.split(';');
for(var i=0;i < ca.length;i++) {
var c = ca[i];
while (c.charAt(0)==' ') c = c.substring(1,c.length);
if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
}
return null;
}