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) {
		if (BrowserDetect.ie6)
			$("#"+idObject).height(sizePage + "px");
		else
			$("#"+idObject).css("min-height",sizePage + "px");
	} else {
		$("#"+idObject).height(sizeContent + "px");
	}
}

function getIdRandom(){
	today = new Date();
	num = today.getTime();
	num = Math.round(Math.abs(Math.sin(num) * 1000000)) % 8000;
	return num;
}

function cssBrowser(strSrcFolder, strCssDouble) {
	var strBrowser;
	
	if (BrowserDetect.ie6)
		strBrowser = "ie6";
		
	else if (BrowserDetect.ie7)
		strBrowser = "ie7";
		
	else
		strBrowser = "ff";
	
	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] + '">');
}

function checkMaxSize(obj, maxsize) {
	if (obj.value.length > maxsize)
		obj.value = obj.value.substring(0,maxsize-1);
}

var screenlocker = false;
var addPopHeight = 0;

function setSLSize() {
	if (screenlocker) {
		var sizes = getPageSize();
		
		if (sizes["sizeContent"] > addPopHeight) 
			var sizeContent = sizes["sizeContent"];
		else
			var sizeContent = addPopHeight; 
		
		$('#screenlocker').width('100%');
		$('#screenlocker').height(sizes["sizePage"] > sizeContent ? sizes["sizePage"] : sizeContent +'px');
	}
}

function showScreenLocker() {
	if (popupsObj.length == 0) {
		screenlocker = true;
		setSLSize();
		$('#screenlocker').show();
	}
	
	if (BrowserDetect.ie6)
		$("select").css("visibility","hidden");
	
	$('#screenlocker').css("z-index",parseInt(popupsObj.length == 0 ? 999 : popupsObj[popupsObj.length-1].objPop.style.zIndex) + 1);
}

function hideScreenLocker() {
	if (popupsObj.length == 0) {
			
		screenlocker = false;
		$('#screenlocker').hide();
	} else {
		$('#screenlocker').css("z-index",parseInt(popupsObj.length == 0 ? 999 : popupsObj[popupsObj.length-1].objPop.style.zIndex) - 1);
	}
	
	if (BrowserDetect.ie6)
			$("select").css("visibility","visible");
}

function getUrlParameter(asName, url){
	var lsURL = ((typeof(url) == 'undefined') || (url.length == 0)) ? window.location.href : url;
	loU = lsURL.split("?");
	if (loU.length>1){
		var loallPm = loU[1].split("&");
		for (var i=0; i<loallPm.length; i++){
			var loPm = loallPm[i].split("=");
			if (loPm[0]==asName){
				if (loPm.length>1){
					return loPm[1];
				}
			}
		}
	}
	else{
		return null;
	}
}

function $$(id) {
	return document.getElementById(id);
}