/****
* Banner Ad Rotater v3.02
* Anarchos > anarchos3@hotmail.com
* http://anarchos.xs.mw/bannerad.phtml
**/

function Banner(refreshTime, width, height, altText, start, random){
	this.objName = "bannerAd" + (Banner.count++);
	eval(this.objName + "=this");
	if (!refreshTime) this.refreshTime = 5000; else this.refreshTime = refreshTime*1000;
	if (!width) this.width = 460; else this.width = width;
	if (!height) this.height = 68; else this.height = height;
	if (random == null) this.random = 1; else this.random = random;
	this.altText = altText;
	this.ads = [];
	this.alts=[];
	if (start) this.currentAd = start-1; else start = null;
	this.mySize = 0;

	this.Ad = function(src, href, target, mouseover) {
		var tempImage = new Image();
		tempImage.src = src;
		this.ads[this.mySize] = new Object();
		var ad = this.ads[this.mySize];
		ad.src = src;
		ad.alt=mouseover;
		if (typeof(target) == "undefined" || target == null) ad.target = "_blank"; else ad.target = target;
		ad.href = href;
		ad.mouseover = mouseover;				
		this.mySize++;
	}

	this.link = function(){
		var	ad = this.ads[this.currentAd];
		if (ad.target == "_self"){
			location.href = ad.href;
		}
		else if (ad.target == "_blank" || ad.target == "_new"){
			open(ad.href,this.objName + "Win");
		}
		else top.frames[ad.target].location.href = ad.href;
	}

	this.showStatus = function(){
		var ad = this.ads[this.currentAd];
		if (ad.mouseover) status = ad.mouseover;
		else status = ad.href;
	}

	this.randomAd = function(){
		var n;
		do { n = Math.floor(Math.random() * (this.mySize)); } 
		while(n == this.currentAd);
		this.currentAd = n;
	}

	this.output = function(){
		var tempCode = "";
		if (this.mySize > 1){
			if (this.currentAd == null) this.randomAd();
			if (this.currentAd >= this.mySize) this.currentAd = this.mySize - 1;
			tempCode = '<a href="javascript:'+this.objName+'.link();"';
			tempCode += ' onMouseOver="' + this.objName + '.showStatus(); return true"';
			tempCode += ' onMouseOut="status=\'\';return true">';
			tempCode += '<img src="' + this.ads[this.currentAd].src + '" width="' + this.width;
			tempCode += '" name="' + this.objName + 'Img" height="' + this.height + '" ';			
			tempCode += ' alt="' + this.ads[this.currentAd].alt + '"';
			tempCode += '  border="0" /></a>';
			document.write(tempCode);
			this.nextAd();
		} else document.write("Error: two banners must be defined for the script to work.");
	}

	this.newAd = function(){
		if (!this.random){	
			this.currentAd++;
			if (this.currentAd >= this.mySize)
			   this.currentAd = 0;
		}
		else {
			this.randomAd();
		}
		this.nextAd();
	}

	this.nextAd = function(){
		document.images[this.objName+ 'Img'].src = this.ads[this.currentAd].src;
		document.images[this.objName+ 'Img'].alt = this.ads[this.currentAd].alt;
		setTimeout(this.objName+'.newAd()',this.refreshTime)
	}
}
function calculate_time_zone() {
   var rightNow = new Date();
   var jan1 = new Date(rightNow.getFullYear(), 0, 1, 0, 0, 0, 0);  // jan 1st
   var june1 = new Date(rightNow.getFullYear(), 6, 1, 0, 0, 0, 0); // june 1st
   var temp = jan1.toGMTString();
   var jan2 = new Date(temp.substring(0, temp.lastIndexOf(" ")-1));
   temp = june1.toGMTString();
   var june2 = new Date(temp.substring(0, temp.lastIndexOf(" ")-1));
   var std_time_offset = (jan1 - jan2) / (1000 * 60 * 60);
   var daylight_time_offset = (june1 - june2) / (1000 * 60 * 60);
   var dst;
   if (std_time_offset == daylight_time_offset) {
		dst = "0"; // daylight savings time is NOT observed
   } else {
   		// positive is southern, negative is northern hemisphere
		var hemisphere = std_time_offset - daylight_time_offset;
		if (hemisphere >= 0)
			std_time_offset = daylight_time_offset;
		dst = "1"; // daylight savings time is observed
   }
   var i;
   createCookie('timezone',convert(std_time_offset)+","+dst,7); 
}

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;
}

function eraseCookie(name) {
	createCookie(name,"",-1);
}
function convert(value) {
	var hours = parseInt(value);
   	value -= parseInt(value);
	value *= 60;
	var mins = parseInt(value);
   	value -= parseInt(value);
	value *= 60;
	var secs = parseInt(value);
	var display_hours = hours;
	display_hours = (hours < 10 && hours > 0) ? "+0"+hours : "+"+hours; // positive
	display_hours = (hours == 0) ? "0"+hours : display_hours; // handle GMT case (00:00)
	display_hours = (hours < 0 && hours > -10) ? "-0"+Math.abs(hours) : display_hours; // neg
    mins = (mins < 10) ? "0"+mins : mins;
	return display_hours+":"+mins;
}
Banner.count = 0;
var x = readCookie('timezone')
if(!x){
	calculate_time_zone();
}
//alert(x);