/////////////////////////////////
// File Name: mBanner.js //
// By: Manish Kumar Namdeo //
/////////////////////////////////

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

};

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

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

// Outputs the banner to the page
Banner.prototype.toString = function() {
var str = ""
for (var iCtr=0; iCtr < this.aNodes.length; iCtr++){
str = str + '<span name="'+this.aNodes[iCtr].name+'" '
str = str + 'id="'+this.aNodes[iCtr].name+'" ';
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].hyperlink != "" && this.aNodes[iCtr].bannerType == "IMAGE"){
str = str + '<a href="'+this.aNodes[iCtr].hyperlink+'" target="_blank">';
}

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+'?clickTag='+this.aNodes[iCtr].hyperlink+'">'
str = str + '<PARAM NAME=quality VALUE=high>'
str = str + '<PARAM NAME=bgcolor VALUE=#FFFCDA>'
str = str + '<EMBED ';
str = str + 'src="'+this.aNodes[iCtr].bannerPath+'?clickTag='+this.aNodes[iCtr].hyperlink+'" '
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">'
str = str + '</EMBED>'
str = str + '</OBJECT>'
}else if ( this.aNodes[iCtr].bannerType == "IMAGE" ){
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 != "" && this.aNodes[iCtr].bannerType == "IMAGE"){
str = str + '</a>';
}

str += '</span>';
}
return str;
};

// START THE BANNER ROTATION
Banner.prototype.start = function(){
this.changeBanner();
var thisBannerObj = this.obj;
// CURRENT BANNER IS ALREADY INCREMENTED IN cahngeBanner() FUNCTION
setTimeout(thisBannerObj+".start()", this.aNodes[this.currentBanner].bannerDuration * 1000);
}

// CHANGE BANNER
Banner.prototype.changeBanner = function(){
var oldBanner=this.currentBanner
do{
this.currentBanner=Math.round((this.aNodes.length-1)*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";
}