function ___getPageSize()
{
  var xScroll,yScroll;
  if(window.innerHeight&&window.scrollMaxY)
  {
    xScroll=window.innerWidth+window.scrollMaxX;
    yScroll=window.innerHeight+window.scrollMaxY;
  }
  else if(document.body.scrollHeight>document.body.offsetHeight)
  {
    xScroll=document.body.scrollWidth;yScroll=document.body.scrollHeight;
  }
  else
  {xScroll=document.body.offsetWidth;yScroll=document.body.offsetHeight;
  }
  var windowWidth,windowHeight;
  if(self.innerHeight)
  {
    if(document.documentElement.clientWidth){windowWidth=document.documentElement.clientWidth;}else{windowWidth=self.innerWidth;}windowHeight=self.innerHeight;
  }
  else if(document.documentElement&&document.documentElement.clientHeight)
  {
    windowWidth=document.documentElement.clientWidth;windowHeight=document.documentElement.clientHeight;}
  else if(document.body)
  {
    windowWidth=document.body.clientWidth;windowHeight=document.body.clientHeight;
  }
  if(yScroll <windowHeight)
  { pageHeight=windowHeight;}
  
  else{pageHeight=yScroll;}
  if(xScroll<windowWidth){pageWidth=xScroll;}
  else{pageWidth=windowWidth;}
  arrayPageSize=new Array(pageWidth,pageHeight,windowWidth,windowHeight);
  return arrayPageSize;
}

function ___getPageScroll()
{
  var xScroll,yScroll;
  if(self.pageYOffset)
  {
    yScroll=self.pageYOffset;
    xScroll=self.pageXOffset;
  }
  else if(document.documentElement&&document.documentElement.scrollTop)
  {
    yScroll=document.documentElement.scrollTop;
    xScroll=document.documentElement.scrollLeft;
  }
  else if(document.body)
  {
    yScroll=document.body.scrollTop;
    xScroll=document.body.scrollLeft;
  }
  arrayPageScroll=new Array(xScroll,yScroll);
  return arrayPageScroll;
}

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: "Chrome",
			identity: "Chrome"
		},
		{ 	string: navigator.userAgent,
			subString: "OmniWeb",
			versionSearch: "OmniWeb/",
			identity: "OmniWeb"
		},
		{
			string: navigator.vendor,
			subString: "Apple",
			identity: "Safari",
			versionSearch: "Version"
		},
		{
			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.userAgent,
			   subString: "iPhone",
			   identity: "iPhone/iPod"
	    },
		{
			string: navigator.platform,
			subString: "Linux",
			identity: "Linux"
		}
	]

};