// 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 != ""){

			str = str + '<a href="'+this.aNodes[iCtr].hyperlink+'">';

		}

			

		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>'

			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">'

			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 != ""){

			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 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";

}