function LlamaTracking () {


	this.trackingurl = "http://www.sharetobuy.com/";
	this.trackingfolder = "llamatracking/";


	this.trackPage = function() {
 
		var currpage = document.location.href;
	    jQuery.noConflict();
		
//		alert('userAgent = ' + navigator.userAgent);
//		var browser = this.getBrowser();
//		alert('browser = ' + browser);

//		var version = jQuery.browser.version;
//		alert('version = ' + version);

//		var browserversion = this.detectBrowserVersion();
//		alert('browserversion =  ' + browserversion);


		var userid = this.getUserId();
		var useragent = this.getUserAgent();

		var dataText = 'type=page&userid=' + userid + '&url=' + currpage + '&useragent=' + useragent;   
		
		var ajaxUrl = this.trackingurl + this.trackingfolder + 'llamatracking-ajax.php';
	  
		// Create the AJAX request   
		// alert('send trackPage to' + ajaxUrl);
		
		jQuery.ajax({   
			type: "POST",                      
			url: ajaxUrl,	
			data: dataText                    
		});  


    };
	
	this.trackEvent = function(eventtype, data) {
	
//		alert('track event');
		var currpage = document.location.href;
	    jQuery.noConflict();

//		alert('check user agent');

		var userid = this.getUserId();
		var useragent = this.getUserAgent();
		
		var dataText = 'type=' + eventtype + '&userid=' + userid + '&eventdata=' + data + '&url=' + currpage + '&useragent=' + useragent;   
//		var dataText = 'type=' + eventtype + '&userid=111&eventdata=1234&url=' + currpage + '&useragent=' + useragent;   

//		alert('dataText = ' + dataText);

		var ajaxUrl = this.trackingurl + this.trackingfolder + 'llamatracking-ajax.php';


		// Create the AJAX request   
//		alert('send trackEvent to' + ajaxUrl);

		jQuery.ajax({   
			type: "POST",                      
			url: ajaxUrl,             
			data: dataText                    
		});  


	}
	

	this.getBrowser = function() {

	    jQuery.noConflict();

		var browser;
		if(jQuery.browser.mozilla)
		  browser = "Firefox";
		else if(jQuery.browser.msie)
		  browser = "Internet Explorer";
		else if(jQuery.browser.opera)
		  browser = "Opera";
		else if(jQuery.browser.chrome)
		  browser = "Chrome";
		else if(jQuery.browser.safari)
		  browser = "Safari";

		else
		  browser = "Unknown";

		return browser;
	}


	this.getUserId = function() {
		var userid = this.getCookie('_ld_tracking');
//		alert('userid has been attempted from cookie');
		var isset = 0;
	
		if (userid == null) {
//			alert('userid is null');
		}
		else if (typeof userid == 'undefined') {
//			alert('userid is undefined');
//		else if (userid.length() < 5)
//			alert('useridlength < 5');
		}
		else
			isset = 1;
		
		if (isset == 0) {
//			alert('isset = 0');
			userid = this.uniqueId();
//			alert('userid now = ' + userid);
			this.setCookie('_ld_tracking', userid);
//			alert('set userid = ' + userid);
		}
	
//		if ((!userid)||(userid==null)||(userid=='null')) {
//			userid = this.uniqueId();	
//			this.setCookie('_ld_tracking', userid);
//			alert('set userid = ' + userid);
//		}
		return userid;
	}

	this.getUserAgent = function() {
		return navigator.userAgent.toLowerCase();
	}


	this.detectBrowserVersion = function(){
	    jQuery.noConflict();


		var userAgent = navigator.userAgent.toLowerCase();
		jQuery.browser.chrome = /chrome/.test(navigator.userAgent.toLowerCase());
		var version = 0;
		
		// Is this a version of IE?
		if(jQuery.browser.msie){
		userAgent = jQuery.browser.version;
		userAgent = userAgent.substring(0,userAgent.indexOf('.'));
		version = 'Internet Explorer: ' + userAgent;
		}
		
		// Is this a version of Chrome?
		if(jQuery.browser.chrome){
		userAgent = userAgent.substring(userAgent.indexOf('chrome/') +7);
		userAgent = userAgent.substring(0,userAgent.indexOf('.'));
		version = 'Chrome: ' + userAgent;
		// If it is chrome then jQuery thinks it's safari so we have to tell it it isn't
		jQuery.browser.safari = false;
		}
		
		// Is this a version of Safari?
		if(jQuery.browser.safari){
		userAgent = userAgent.substring(userAgent.indexOf('safari/') +7);
		userAgent = userAgent.substring(0,userAgent.indexOf('.'));
		version = 'Safari: ' + userAgent;

		}
		
		// Is this a version of Mozilla?
		if(jQuery.browser.mozilla){
		//Is it Firefox?
		if(navigator.userAgent.toLowerCase().indexOf('firefox') != -1){
		userAgent = userAgent.substring(userAgent.indexOf('firefox/') +8);
		userAgent = userAgent.substring(0,userAgent.indexOf('.'));
		version = 'Firefox: ' + userAgent;
		}
		// If not then it must be another Mozilla
		else{
		}
		}
		
		// Is this a version of Opera?
		if(jQuery.browser.opera){
		userAgent = userAgent.substring(userAgent.indexOf('version/') +8);
		userAgent = userAgent.substring(0,userAgent.indexOf('.'));
		version = 'Opera: ' + userAgent;
		}
		return version;
	} 


	this.setCookie = function(name,value,days) {
		if (days) {
			var date = new Date();
			date.setTime(date.getTime()+(days*24*60*60*1000));
			var expires = "; expires="+date.toGMTString();
		}
		else var expires = "";
		document.cookie = name+"="+value+expires+"; path=/";
	}


	this.getCookie = function(name) {
		var nameEQ = name + "=";
		var ca = document.cookie.split(';');
		for(var i=0;i < ca.length;i++) {
			var c = ca[i];
			while (c.charAt(0)==' ') c = c.substring(1,c.length);
			if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
		}
		return null;
	}

	this.deleteCookie = function(name) {
	    setCookie(name,"",-1);
	}


    this.uniqueId = function() {
		var currpage = document.location.href;
	    jQuery.noConflict();
	
		var userAgent = navigator.userAgent;
		var newDate = new Date;


		var milliseconds = newDate.getTime();
		
//		var base64 = new Base64();
//		return base64.encode(milliseconds + currpage + userAgent);

		return milliseconds;
		
    }




}


/**
*
*  Base64 encode / decode
*  http://www.webtoolkit.info/
*
**/
 
var Base64 = {
 
	// private property
	_keyStr : "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=",
 
	// public method for encoding
	encode : function (input) {
		var output = "";
		var chr1, chr2, chr3, enc1, enc2, enc3, enc4;
		var i = 0;
 
		input = Base64._utf8_encode(input);
 
		while (i < input.length) {
 
			chr1 = input.charCodeAt(i++);
			chr2 = input.charCodeAt(i++);
			chr3 = input.charCodeAt(i++);
 
			enc1 = chr1 >> 2;
			enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
			enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
			enc4 = chr3 & 63;
 
			if (isNaN(chr2)) {
				enc3 = enc4 = 64;
			} else if (isNaN(chr3)) {
				enc4 = 64;
			}
 
			output = output +
			this._keyStr.charAt(enc1) + this._keyStr.charAt(enc2) +
			this._keyStr.charAt(enc3) + this._keyStr.charAt(enc4);
 
		}
 
		return output;
	},
 
	// public method for decoding
	decode : function (input) {
		var output = "";
		var chr1, chr2, chr3;
		var enc1, enc2, enc3, enc4;
		var i = 0;
 
		input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");
 
		while (i < input.length) {
 
			enc1 = this._keyStr.indexOf(input.charAt(i++));
			enc2 = this._keyStr.indexOf(input.charAt(i++));
			enc3 = this._keyStr.indexOf(input.charAt(i++));
			enc4 = this._keyStr.indexOf(input.charAt(i++));
 
			chr1 = (enc1 << 2) | (enc2 >> 4);
			chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
			chr3 = ((enc3 & 3) << 6) | enc4;
 
			output = output + String.fromCharCode(chr1);
 
			if (enc3 != 64) {
				output = output + String.fromCharCode(chr2);
			}
			if (enc4 != 64) {
				output = output + String.fromCharCode(chr3);
			}
 
		}
 
		output = Base64._utf8_decode(output);
 
		return output;
 
	},
 
	// private method for UTF-8 encoding
	_utf8_encode : function (string) {
		string = string.replace(/\r\n/g,"\n");
		var utftext = "";
 
		for (var n = 0; n < string.length; n++) {
 
			var c = string.charCodeAt(n);
 
			if (c < 128) {
				utftext += String.fromCharCode(c);
			}
			else if((c > 127) && (c < 2048)) {
				utftext += String.fromCharCode((c >> 6) | 192);
				utftext += String.fromCharCode((c & 63) | 128);
			}
			else {
				utftext += String.fromCharCode((c >> 12) | 224);
				utftext += String.fromCharCode(((c >> 6) & 63) | 128);
				utftext += String.fromCharCode((c & 63) | 128);
			}
 
		}
 
		return utftext;
	},
 
	// private method for UTF-8 decoding
	_utf8_decode : function (utftext) {
		var string = "";
		var i = 0;
		var c = c1 = c2 = 0;
 
		while ( i < utftext.length ) {
 
			c = utftext.charCodeAt(i);
 
			if (c < 128) {
				string += String.fromCharCode(c);
				i++;
			}
			else if((c > 191) && (c < 224)) {
				c2 = utftext.charCodeAt(i+1);
				string += String.fromCharCode(((c & 31) << 6) | (c2 & 63));
				i += 2;
			}
			else {
				c2 = utftext.charCodeAt(i+1);
				c3 = utftext.charCodeAt(i+2);
				string += String.fromCharCode(((c & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63));
				i += 3;
			}
 
		}
 
		return string;
	}
 
}

// var _ld_tracking = new LlamaTracking();