var time = 0;

addTime()

function addTime(){
	time += 1;
	setTimeout("addTime()", 1000);
}

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();

			function catchEvent(){ 
				xmlHttp=GetXmlHttpObject()
				if (xmlHttp==null)
				{
 					alert ("Browser does not support HTTP Request")
 					return
 				}
				var url="assess.php"
				url=url+"?time="+time
				url=url+"&action="+"new event";
				xmlHttp.open("GET",url,true)
				xmlHttp.send(null)
			}

			function catchEvent(event){ 
				xmlHttp=GetXmlHttpObject()
				if (xmlHttp==null)
				{
 					alert ("Browser does not support HTTP Request")
 					return
 				}
				var url="assess.php";
				url=url+"?time="+time;
				url=url+"&action="+event;
				url=url+"&address="+location.href;
				url=url+"&browser="+BrowserDetect.browser + " " + BrowserDetect.version + " " + BrowserDetect.OS;
				url=url+"&res=" + screen.width + "x" + screen.height;
				xmlHttp.open("GET",url,true)
				xmlHttp.send(null)
			}

			function GetXmlHttpObject()
			{
				var xmlHttp=null;
				try
 				{
 					// Firefox, Opera 8.0+, Safari
 					xmlHttp=new XMLHttpRequest();
 				}
				catch (e)
 				{
 					//Internet Explorer
 					try
 					{
  						xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
  					}
 					catch (e)
  					{
  						xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
 	 				}
 				}
				return xmlHttp;
			}