//--------------------------------------------------------------------
// DEBUG
//--------------------------------------------------------------------
window.log=function(){log.history=log.history||[];log.history.push(arguments);if(this.console){console.log(Array.prototype.slice.call(arguments))}};
//var log = function(msg) { if(debug) {try { if (console != null && console.log != null && debug != false) { console.log(msg); } } catch (e) { } } }

//--------------------------------------------------------------------
// FEATURE DETECTION
//--------------------------------------------------------------------
var isiPad = navigator.userAgent.toLowerCase().indexOf('ipad');
var isIphone = navigator.userAgent.toLowerCase().indexOf("iphone");
var isIpod = navigator.userAgent.toLowerCase().indexOf("isIpod");
var isAndroid = navigator.userAgent.toLowerCase().indexOf("android");
var isMobile = navigator.userAgent.match(/(iPhone|iPod|iPad|Android|BlackBerry)/);
var isMobileOrTablet = ( /Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent) ) ? true : false;

function isApple() {
	var isiPhone = navigator.userAgent.toLowerCase().indexOf('iphone');
	var isiPad = navigator.userAgent.toLowerCase().indexOf('ipad');
	var isiPod = navigator.userAgent.toLowerCase().indexOf('ipod');

	if(isiPhone > -1 || isiPad > -1 || isiPod > -1) return true;
	else return false;
}

//BrowserDetect.init();
//alert(BrowserDetect.browser+ ' ' +BrowserDetect.version)
var BrowserDetect = 
{
    init: function () 
    {
        this.browser = this.searchString(this.dataBrowser) || "Other";
        this.version = this.searchVersion(navigator.userAgent) ||       this.searchVersion(navigator.appVersion) || "Unknown";
    },

    searchString: function (data) 
    {
        for (var i=0 ; i < data.length ; i++)   
        {
            var dataString = data[i].string;
            this.versionSearchString = data[i].subString;

            if (dataString.indexOf(data[i].subString) != -1)
            {
                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: "MSIE",    identity: "Explorer" },
        { string: navigator.userAgent, subString: "Firefox", identity: "Firefox" },
        { string: navigator.userAgent, subString: "Safari",  identity: "Safari" },
        { string: navigator.userAgent, subString: "Opera",   identity: "Opera" }
    ]

};


//--------------------------------------------------------------------
// TOUCH 
//--------------------------------------------------------------------

/* Determine touch events support */
var hasTouchSupport = (function(){	
	if ('ontouchstart' in document.documentElement) {
	  return true;
	}	
}());

function isTouchDevice()
{  
	try {
		document.createEvent("TouchEvent");
		return true;
	} 
	catch (e) {
		return false;
	}  
}

var eventListenerStart,
	eventListenerMove,
	eventListenerEnd;

/* Define event names */
var events;
if (hasTouchSupport) {
	events = {
		start: "touchstart",
		move: "touchmove",
		end: "touchend",
		cancel: "touchcancel"
	};
} else {
	events = {
		start: "mousedown",
		move: "mousemove",
		end: "mouseup",
		cancel: "touchcancel" // unnecessary here
	};
}

//--------------------------------------------------------------------
// MATH
//--------------------------------------------------------------------
function isOdd(num) { return num % 2;}