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";
		
		if (this.browser + this.version == "Explorer6")
			this.ie6 = true;
		else if (this.browser + this.version == "Explorer7")
			this.ie7 = true;
		else if (this.browser == "Firefox")
			this.ff = true;
		else if (this.browser == "Opera")
			this.op = true;
	},
	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();

function checkPageSize(idObject) {
	var arrSizes = getPageSize();
	setSiteHeight(arrSizes.sizeContent,arrSizes.sizePage,idObject);
}

function getPageSize() {
	var sizeContent;
	var sizePage;
	
	if (BrowserDetect.ie6) {
		sizeContent = document.documentElement.scrollHeight;
		sizePage = document.documentElement.offsetHeight-5;
	} else if (BrowserDetect.ie7) {
		sizeContent = document.documentElement.scrollHeight;
		sizePage = document.documentElement.offsetHeight;
	} else {
		sizeContent = document.documentElement.offsetHeight;
		sizePage = document.documentElement.scrollHeight;;
	}
	
	return {sizeContent: sizeContent, sizePage: sizePage};
}

function setSiteHeight(sizeContent, sizePage, idObject) {
	if (sizePage > sizeContent)
		$("#"+idObject).height(sizePage + "px");
}

function cssBrowser(strSrcFolder, strCssDouble) {
	var strBrowser;
	
	if (BrowserDetect.ie6)
		strBrowser = "ie6";
		
	else if (BrowserDetect.ie7)
		strBrowser = "ie7";
		
	else if (BrowserDetect.ff)
		strBrowser = "ff";
		
	else
		strBrowser = "op";
	
	var arrCssDouble = strCssDouble.split(',');
	
	for (var i = 0; i < arrCssDouble.length; i++)
		if (arrCssDouble[i] != "")
			document.write('<link rel="stylesheet" type="text/css" href="' + strSrcFolder + "_" + strBrowser + '/' + arrCssDouble[i] + '.css">');
}