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();
if(BrowserDetect.browser != 'Explorer')
{
	window.onscroll = function () {
		if(document.body.scrollHeight < (self.pageYOffset + 371 + 155 + 82))
		{
			right = document.getElementById('right_column');
			right.className = 'relative';
			right.style.top = Math.min(self.pageYOffset + 7,document.body.scrollHeight - (373 + 155 + 82)) + "px";
		}
		else
		{
			right = document.getElementById('right_column');
			right.style.top = '7px';
			right.className = 'fixxed';
		}
		if(self.pageXOffset > 0)
		{
			right = document.getElementById('right_column');
			right.className = 'relative';
			right.style.top = Math.min(self.pageYOffset + 7,document.body.scrollHeight - (371 + 155 + 82)) + "px";
			right.style.marginLeft = 696 + "px";
		}
		else
		{
			/*right = document.getElementById('right_column');
			right.style.marginLeft = '696px';
			right.className = 'fixxed';*/
		}
	}
}	
if(BrowserDetect.browser == 'Explorer' && BrowserDetect.version == '7')
{
	window.onload = function()
	{
		document.getElementById('right_column').className = 'fixxed';
		document.getElementById('right_column').style.marginLeft = '10px';
	}
	window.onscroll = function() 
	{
		if(document.body.scrollHeight < (document.documentElement.scrollTop + 371 + 155 + 82))
		{
			right = document.getElementById('right_column');
			right.className = 'relative';
			right.style.top = Math.min(document.documentElement.scrollTop + 7,document.body.scrollHeight - (371 + 155 + 82)) + "px";
			right.style.left = '10px';
		}
		else
		{
			right = document.getElementById('right_column');
			right.style.left = '';
			right.style.top = '7px';
			right.className = 'fixxed';
			right.style.marginLeft = '10px';
		}
		if(document.documentElement.scrollLeft > 0)
		{
			right = document.getElementById('right_column');
			right.className = 'relative';
			right.style.top = Math.min(document.documentElement.scrollTop + 7,document.body.scrollHeight - (371 + 155 + 82)) + "px";
			right.style.left = '10px';
		}
		else
		{
			/*right = document.getElementById('right_column');
			right.style.marginLeft = '696px';
			right.className = 'fixxed';*/
		}
	}
}