var d = document;
var current = new Array();
var next = new Array();
var imgs = new Array();


function so_init()
{
	if(!d.getElementById) return;

	for (var i = 0; i < arguments.length; i++) {
    	if (d.getElementById(arguments[i])) {
			var rotator = arguments[i];
			var id =0;
			var string = "";

			var images = d.getElementById(arguments[i]).getElementsByTagName('img');
			//var text_under = d.getElementById(arguments[i]).getElementsByTagName('a');
		 	//alert(text_under[0]);
			if (images.length <= 1) {
				if (images.length == 1) {
					images[0].style.display = 'block';
					images[0].xOpacity = 1;
					//if(images[i].alt)images[i].alt="hello";
					if (document.getElementById(rotator + '_text')) document.getElementById(rotator + '_text').innerHTML = '<a href="?id=7&area=properties&subnav=42&brand=' + images[0].alt + '">' + images[0].alt.toUpperCase() + '</a>'
				}
				continue;
			}

			imgs[rotator] = images;
			images = imgs[rotator];

			for (var j = 0; j < images.length; j++) {
				images[j].xOpacity = 0;
				images[j].style.display = 'none';
			}

			images[0].style.display = 'block';
			images[0].xOpacity = 1;
			//alert(d.getElementById(arguments[i]+'_text').alt);

			if (d.getElementById(arguments[i] + '_text')) d.getElementById(arguments[i] + '_text').innerHTML = '<a href="?id=7&area=properties&subnav=42&brand=' + images[0].alt + '" alt="">' + images[0].alt.toUpperCase() + '</a>'

			current[rotator] = 0;
			next[rotator] = images[current + 1] ? current + 1 : 0;

			//setTimeout("so_xfade('" + arguments[i] + "')", Math.round(Math.random() * 3000));
			setTimeout("so_xfade('" + arguments[i] + "')", 900 * (i + 1));
		}
	}
}

function so_xfade(rotator)
{
	var images = imgs[rotator];
	var currentImg = current[rotator];

	cOpacity = images[currentImg].xOpacity;
	next[rotator] = images[currentImg + 1] ? currentImg + 1 : 0;
	nOpacity = images[next[rotator]].xOpacity;

	var nIndex = next[rotator];

	cOpacity -= .11;
	nOpacity += .11;

	images[nIndex].style.display = 'block';
	images[currentImg].xOpacity = cOpacity;
	images[nIndex].xOpacity = nOpacity;

	setOpacity(images[currentImg], 'show');
	setOpacity(images[nIndex], 'hide');

	if(cOpacity <= 0) {
		images[current[rotator]].style.display = 'none';

		current[rotator] = nIndex;
		setTimeout("so_xfade('" + rotator + "')", 6900);
	} else {
		if (nIndex) imgs[rotator][next[rotator]].className = 'next';
		else imgs[rotator][current[rotator]].className = 'next';
		if (document.getElementById(rotator + '_text')) document.getElementById(rotator + '_text').innerHTML = '<a href="?id=7&area=properties&subnav=42&brand=' + images[nIndex].alt + '">' + images[nIndex].alt.toUpperCase() + '</a>'
		if (BrowserDetect.OS == 'Mac') {
			so_xfade(rotator);
		} else {
			setTimeout("so_xfade('" + rotator + "')", 10);
		}
	}

	function setOpacity(obj, dowhat)
	{
		if (obj.xOpacity >= .99)
		{
			obj.className = '';
			obj.xOpacity = 1;
			return;
		}

		if (BrowserDetect.OS == 'Mac') {
			if (dowhat == 'show') {
				obj.className = 'next';
				obj.style.opacity = 1;
				obj.style.MozOpacity = 1;
				obj.style.filter = 'alpha(opacity=' + (1 * 100) + ')';
			} else {
				obj.className = '';
				obj.style.opacity = 1;
				obj.style.MozOpacity = 1;
				obj.style.filter = 'alpha(opacity=' + (1 * 100) + ')';
			}
		} else {
			obj.style.opacity = obj.xOpacity;
			obj.style.MozOpacity = obj.xOpacity;
			obj.style.filter = 'alpha(opacity=' + (obj.xOpacity * 100) + ')';
		}
	}
}




var BrowserDetect = {
	init: function () {
		this.browser = this.searchString(this.dataBrowser) || "An unknown browser";
		this.version = this.searchVersion(navigator.userAgent)
			|| this.searchVersion(navigator.appVersion)
			|| "an unknown version";
		this.OS = this.searchString(this.dataOS) || "an unknown OS";
	},
	searchString: function (data) {
		for (var i=0;i<data.length;i++)	{
			var dataString = data[i].string;
			var dataProp = data[i].prop;
			this.versionSearchString = data[i].versionSearch || data[i].identity;
			if (dataString) {
				if (dataString.indexOf(data[i].subString) != -1)
					return data[i].identity;
			}
			else if (dataProp)
				return data[i].identity;
		}
	},
	searchVersion: function (dataString) {
		var index = dataString.indexOf(this.versionSearchString);
		if (index == -1) return;
		return parseFloat(dataString.substring(index+this.versionSearchString.length+1));
	},
	dataBrowser: [
		{ 	string: navigator.userAgent,
			subString: "OmniWeb",
			versionSearch: "OmniWeb/",
			identity: "OmniWeb"
		},
		{
			string: navigator.vendor,
			subString: "Apple",
			identity: "Safari"
		},
		{
			prop: window.opera,
			identity: "Opera"
		},
		{
			string: navigator.vendor,
			subString: "iCab",
			identity: "iCab"
		},
		{
			string: navigator.vendor,
			subString: "KDE",
			identity: "Konqueror"
		},
		{
			string: navigator.userAgent,
			subString: "Firefox",
			identity: "Firefox"
		},
		{
			string: navigator.vendor,
			subString: "Camino",
			identity: "Camino"
		},
		{		// for newer Netscapes (6+)
			string: navigator.userAgent,
			subString: "Netscape",
			identity: "Netscape"
		},
		{
			string: navigator.userAgent,
			subString: "MSIE",
			identity: "Explorer",
			versionSearch: "MSIE"
		},
		{
			string: navigator.userAgent,
			subString: "Gecko",
			identity: "Mozilla",
			versionSearch: "rv"
		},
		{ 		// for older Netscapes (4-)
			string: navigator.userAgent,
			subString: "Mozilla",
			identity: "Netscape",
			versionSearch: "Mozilla"
		}
	],
	dataOS : [
		{
			string: navigator.platform,
			subString: "Win",
			identity: "Windows"
		},
		{
			string: navigator.platform,
			subString: "Mac",
			identity: "Mac"
		},
		{
			string: navigator.platform,
			subString: "Linux",
			identity: "Linux"
		}
	]

};
BrowserDetect.init();