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"
    		}
    	]
     
    };
    BrowserDetect.init();
    if (BrowserDetect.browser=="Explorer" && BrowserDetect.version<=7)
    {
    document.write("Votre version d'internet explorer est trop ancienne pour afficher certaines fonctions du site (bug graphiques ou de navigations). <a href='http://www.microsoft.com/france/windows/ie'>MISES A JOUR MICROSOFT IE ICI</a>");
    };