(function() {

	window.videoView = function(){
		var url = window.location.toString().toLowerCase();
		if (url.indexOf ('/movies_nsfw/')  < 0 &&
			url.indexOf ('/pictures/') < 0 &&
			url.indexOf ('/pictures_nsfw/') &&
			url.indexOf ('/games/') < 0 &&
			url.indexOf ('/tv-shows/') < 0 &&
			url.indexOf ('/music/') < 0 &&
			typeof sGlobalContentID != 'undefined' &&
			parseInt (sGlobalContentID) > 0 )
		{
				//make sure the cdp is not an embed.
				if (typeof isEmbed != 'undefined' && isEmbed)
				{
					return;
				}
				//make sure audience rating is not ma
				if (typeof audienceRating != 'undefined' && audienceRating === 'MA')
				{
					return;
				}
				//Increment video counter here
				__BRK.onVideoView();
		}
	}

	window.pictureView = function(){
		var url = window.location.toString().toLowerCase();
		if (url.indexOf ('/pictures/') > 0 &&
			typeof sGlobalContentID != 'undefined' &&
			parseInt (sGlobalContentID) > 0 )
		{
				//make sure audience rating is not ma
				if (typeof audienceRating != 'undefined' && audienceRating === 'MA')
				{
					return;
				}
				//Increment picture counter here
				__BRK.onPictureView();
		}
	}
	/* ---------------------------------------------------------------
		Handles persistence of user session
	--------------------------------------------------------------- */
	window.__BRK = {
	
		name: '__brk_trkr',
		sessionLength: 30,
		ttl: 30, // number of days cookie will live

		// Get user tracking info
		get: function() {
			var val, ca = document.cookie.split(';');
			
			// get saved cookie value
			for(var i = 0, len = ca.length; i < len; i++) {
				var cookie = ca[i];
				while (cookie.charAt(0) === ' ') {
					cookie = cookie.substring(1, cookie.length);
				}
				
				if (cookie.indexOf(this.name) === 0) {
					val = cookie.substring(this.name.length + 1, cookie.length);
					break;
				}
			}
			
			// deserialize the user obj or new one up
			var obj = val && val !== '' ? eval('(' + unescape(val) + ')') : new User();
			
			this.setSession(obj);
			
			return obj;
		},
		
		setSession: function(obj) {
		
			// set session length expire date
			var cDate = new Date(), expDate = new Date(cDate); 
			
			expDate.setMinutes(cDate.getMinutes() - this.sessionLength);
			
			// capture unique sessions and reset session counts
			if (!obj.updatedAt || (expDate > obj.updatedAt)) {
			
				// reset these values
				obj.pageViews = obj.videoViews = obj.pictureViews = 0;
				obj.brkref = obj.sourceUrl = obj.sourceDomain = '';
				
				// set the user's very first session date
				if (!obj.firstSessionAt) {
					obj.firstSessionAt = cDate;
				}
				
				// increment the session count and save last session start date
				obj.lastSessionAt = cDate;
				obj.userSessions++;
			}
			
			obj.updatedAt = cDate;
		},
		
		// Save user tracking info
		set: function(obj) {
			var data, expires;

			// delete the cookie
			if (obj === '') {
				data = expires = obj;
			} else {
				data = this.serialize(obj);
				
				// set expiration date 
				var expDate = new Date(obj.firstSessionAt);
				expDate.setTime(expDate.getTime() + (this.ttl*24*60*60*1000));
				
				expires = ';expires=' + expDate.toUTCString();
			}

			var url = window.location.toString().toLowerCase();
			var site = url.match(/\.+[a-z]+\.(com)/);
			
			if(site.length > 0){
				document.cookie = this.name + '=' + data + expires + ';path=/;domain=' + site[0] +  ';';
			}
			else{
				document.cookie = this.name + '=' + data + expires + ';path=/;';
			}
		},
		
		// Serializes user obj
		serialize: function(obj) {
		
			var vals = [];
			
			// walk properties (only goes one level down)
			for (prop in obj) {
			
				if (!obj.hasOwnProperty(prop)) {
					continue;
				}
			
				// get obj value, type and final value for serialization
				var v = obj[prop], type = typeof(v);
			
				if (type === 'undefined') {
					continue;
				}
			
				if (Object.prototype.toString.call(v) === '[object Date]' && !isNaN(v.getTime())){
					vals.push(prop + ':new Date(' + v.valueOf() + ')'); 
				} else if (type === 'string' && v !== '') {
					vals.push(prop + ':"' + escape(v.valueOf()) + '"'); 
				} else if (type === 'number' || type === 'boolean') {
					vals.push(prop + ':' + v.valueOf());
				}
			}
			
			return '{' + vals.join(',') + '}';
		},
		
		// gets domain and compares it against current host
		// ensures we ignore current hose as referrer and only
		// track third party referrers
		getDomain: function(currentHost, sourceUrl) {
			
			if (!sourceUrl || sourceUrl === '') {
				return '';
			}
		
			var getHost = function(host) {
				var a = document.createElement('a');
				a.href = host.toLowerCase();
				return a.hostname.replace('www.', '');
			};
		
			var current = getHost(currentHost), source = getHost(sourceUrl);
			if (current === source) {
				return '';
			}
			
			var currentSegs = current.split('.'), sourceSegs = source.split('.');
			var found = [], i = sourceSegs.length;
			
			while(i--) {
				var sourceVal = sourceSegs[i];
				
				var c = currentSegs.length, exists = false;
				
				// indexOf doesn't exist in ie6/7 so we'll loop through current segments and see value exists
				CurrentLoop:
				while(c--) {
					if (currentSegs[c] === sourceVal) {
						exists = true;
						break CurrentLoop;
					}
				}
				
				if (exists) {
					found.push(sourceVal);
				} else {
					break;
				}
			}
			
			var endsWith = found.reverse().join('.');
			if (found.length > 1 && current.substr(current.length - endsWith.length) === endsWith) {
				return '';
			}
			
			return source;
		},
		
		// Tries to get keywords from the url
		getKeywords: function(path) {
			
			if (!path || path === '') {
				return '';
			}
			
			return path.replace(/(.html|[-\/])/g, ',').replace(/^,+|,+$/g, '');
		},
		
		// Track user video viewing
		onVideoView: function() {
			var obj = this.get();
			obj.videoViews++;
			this.set(obj);
		},
		
		// Track user picture viewing.
		onPictureView: function() {
			var obj = this.get();
			obj.pictureViews++;
			this.set(obj);
		},
				
		// Track user visit and returns user session obj.
		track: function(channel, loginFn) {
		
			var doc = document, obj = this.get();
			
			var ref = doc.referrer;
			if (ref && ref !== '') {
				var sourceDomain = this.getDomain(doc.location.hostname, ref);
				
				if (sourceDomain !== '') {
					obj.sourceUrl = ref;
					obj.sourceDomain = sourceDomain;
				}
			}
			
			
			var bref = new Qp(doc.location.href).get('brkref');
			if (bref && bref !== '') {
				obj.brkref = bref;
			}
			
			obj.pageViews++;
		
			// if a login function was supplied lets execute it
			var fn = window[loginFn];
			if (typeof fn === 'function') {
				obj.userState = fn();
			}
			
			obj.pageVisitedKeywords = this.getKeywords(doc.location.pathname);
			
			var channelId = parseInt(channel, 10);
			obj.pageVisitedChannel = isNaN(channelId) ? undefined : channelId;
			
			this.set(obj);
			
			return obj;
		},
		
		trackExternalFunction: function (externalFunction) {
			
			var fn = window[externalFunction];
			if (typeof fn === 'function') {
				fn();
			}
		},
		
		getKeyVal: function() {
		
			// get the obj and the keyval
			var obj = this.get(), val = obj.keyVal;
			
			// reset keyval
            obj.keyVal = '';
            obj.IsInterstitial = false;
			// save the changes
			this.set(obj);
			
			// test for delimiter
			if (val && val !== '') {
                // append delimiter if one isn't found
                return val.charAt(val.length - 1) !== ';' ? val + ';' : val;
            }
            
            return '';
		}
	};
	
	
	/* ---------------------------------------------------------------
		Session object
	--------------------------------------------------------------- */
	function User () {
		
		// referrer url <string>
		this.sourceUrl; 
		
		// domain from referrer url <string>
		this.sourceDomain; 
		
		// <int>
		this.pageViews = 0;
		
		// <int>
		this.videoViews = 0;
		
		// <int>
		this.pictureViews = 0;
		
		// user login status <int>
		this.userState = 0; 
		
		// <string> 
		this.brkref;
		
		// comma delimited list of keywords based <string>
		this.pageVisitedKeywords; 
		
		// current page channel id (not every page will have this so it will be "undefined" for those pages) <string>
		this.pageVisitedChannel; 
		
		// last time cookie was updated <date>
		this.updatedAt;
		
		// number of unique sessions <int>
		this.userSessions = 0;
		
		// user's very first session start date <date>
		this.firstSessionAt;
		
		// user's last session start date <date>
		this.lastSessionAt;
		
		// key/value pairs returned from apex <string>
		this.keyVal;
        
        //
        this.IsInterstitial = false;
	}
	
	
	/* ---------------------------------------------------------------
		Parses query string params.
	--------------------------------------------------------------- */
	function Qp(url) {

        var pairs = [];

        function init() {
            var s = url.split('?');

            if (s.length != 2) {
                return;
            }

            pairs = s[1].split('&');
        }

        init();

        this.get = function (key) {

            var key = key.toLowerCase();

            for (var i = 0, l = pairs.length; i < l; i++) {
                var pair = pairs[i].split('=');

                if (pair[0].toLowerCase() === key) {
                    return pair[1];
                }
            }

            return undefined;
        };
    }
    
    function log(out) {
        if (console) {
            console.log(out);
            return;
        }
                
        var d = document, console = d.getElementById('trk-console');
        
        if (!console) {
            console = d.createElement('div');
            console.id = 'trk-console';
            d.getElementsByTagName('body')[0].appendChild(console);
        }
        
        var m = d.createElement('p')
        m.innerHTML = out;
        console.appendChild(m);
    }

	
	
	/* ---------------------------------------------------------------
		GLOBAL VARS / BEGIN TRACKING
	--------------------------------------------------------------- */
	var d = document,
        head = d.getElementsByTagName('head')[0],
        scripts = d.getElementsByTagName('script'), 
        params = new Qp(scripts[scripts.length - 1].src),
		user = __BRK.track(params.get('channel'), params.get('fn')),
		debugMode = params.get('debug') || false;
       
        // set debug mode
        debugMode = debugMode == 'true' ? true : false; // track user and get obj
		__BRK.trackExternalFunction (params.get('fnVid'));
		__BRK.trackExternalFunction (params.get('fnPic'))	;	
		user = __BRK.get();
		
	if (window.processingSAR) {
		window.processingSAR(user);
		__BRK.set(user);
	} 
    
    
    /* ---------------------------------------------------------------
		BEGIN BOOT STRAP AND INTERSTITIAL
	--------------------------------------------------------------- */
    if (!user.keyVal || user.keyVal === '' || !user.IsInterstitial) {
        return;
    }
    
    function load(src, cb) {
        var s = d.createElement('script');
        s.src = src;
        s.async = true;
        
         s.onreadystatechange = s.onload = function() {
            
            var r = s.readyState;
            
            if (!r || /loaded|complete/.test(r)) {
                cb();
                s.onreadystatechange = s.onload = null;
                head.removeChild(s);
            }
        }; 
        
        head.appendChild(s);
    };
        
    function boot(cb) {

        load('http://ajax.googleapis.com/ajax/libs/jquery/1.6.1/jquery.min.js', function(){
            cb(jQuery.noConflict(true));
        });
    }
   
    boot(function($) {
    
    
        window.__BRK.modal = {
        
            waits: [],
            showModal : true, // used to indicate if an ad is being trafficked..
            onReady: function(wrap, mask, doc) {
			
                // get dimensions, for height we want to use offset
                var w = doc.getElementById("iframebody").scrollWidth, h =doc.body.scrollHeight;
				//var w = doc.getElementById("iframebody").scrollWidth, h = doc.getElementById("iframebody").scrollHeight;
				
				/*
				if (w == 0)
				    w = 160;

				 if (doc.body.scrollWidth > 300)
				 {
				 w = doc.body.scrollWidth;
				 }
				 */
				 
				 //If width is less than or equal to one consider that as no ad being served. Do not proceed further.
				 if (w <= 1)
				 {
				 __BRK.modal.showModal = false;
					return ;
				 }
				 
                if (h == 0 || h >= doc.body.scrollHeight) {
                    h = doc.body.scrollHeight;
                }
                
                if (debugMode) {
                    var hi = [doc.height, doc.body.scrollHeight, doc.body.offsetHeight];
                    var wi = [doc.width, doc.body.scrollWidth, doc.body.offsetWidth];
                    log(hi);
                    log(wi);
                    log(h);
                    log(w);
                }
                
                // set dimensions and hide the frame until centered
                wrap.find('iframe').css({ width: w + 'px', height: h + 'px' }).end().hide();
                
                if ($.isFunction(window.__trkBeforeShow)) {
                    $('embed,object,select,canvas').css('visibility','hidden');
					window.__trkBeforeShow();
                }
                
                // center wrap
                __BRK.modal.center(wrap, mask, function(){
                    // now show
					mask.fadeIn();
                    wrap.fadeIn();
                });
          
                // setup close button to come in after 5 secs
                // var close = wrap.find('span'), closeId = close.attr('id');
                
                // __BRK.modal.waits[closeId] = setTimeout(function(){
                    // close.css('visibility','visible');
                    // clearTimeout(__BRK.modal.waits[closeId]);
                // }, 5500);
            },
            
            onResize: function(wrap, mask) {
                var id = wrap.attr('id');
                __BRK.modal.waits[id] = setTimeout(function () {
                    clearTimeout(__BRK.modal.waits[id]);
                    __BRK.modal.center(wrap, mask);
                }, 50);
            },
        
            center: function(wrap, mask, cb) {
				
				if (!__BRK.modal.showModal)
				{
					return;
				}
                if (debugMode) {
                    log('centering');
                }
            
                var view = [
                    $(window).width(),
                    $(window).height(),
                    $(document).scrollLeft(),
                    $(document).scrollTop(),
					$(document).height()
                ];
                
                if (wrap.width() > view[0] || wrap.height() > view[1]) {
                    return;	
                }
				
				mask.css('height', view[4]);
                
                var frame = wrap.find('iframe');
                wrap
                    .stop()
                    .animate({
                        'top' : parseInt(Math.max(view[3] - 20, view[3] + ((view[1] - frame.height() - 20) * 0.5))),
                        'left' : parseInt(Math.max(view[2] - 20, view[2] + ((view[0] - frame.width() - 20) * 0.5)))
                    }, 500, function(){
                        if ($.isFunction(cb)) {
                            cb();
                        }
                    });        
            },
        
            close: function(wrap, mask) {
                if (debugMode) {
                    log('closing modal');
                }
                
                if ($.isFunction(window.__trkBeforeHide)) {
                    window.__trkBeforeHide();
                }
            
                mask.fadeOut(function(){
					$('embed,object,select,canvas').css('visibility','visible');
				});
				wrap.fadeOut();
            },
            
            init: function(){
                
                log(user.keyVal);
                var frameHtml = "";
                var mar = user.keyVal + ';';
				
				var globalIds = '';
				
				if(typeof sGlobalChannelID != 'undefined'){
					globalIds += 'channel=' + sGlobalChannelID + ';';
				}
				
				if(typeof sGlobalContentID != 'undefined' && parseInt (sGlobalContentID) > 0){
					globalIds += 'cntid=' + sGlobalContentID + ';';
				}
				
				if (typeof audienceRating != 'undefined' && audienceRating != 'MA'){
					globalIds += 'mr='+ audienceRating +';'
				}
				
				if(typeof user.pageVisitedKeywords != 'undefined'){
					globalIds += 'tags=' + user.pageVisitedKeywords + ';';
				}
				
				if ($.browser.msie)
				{
                    frameHtml = '<html><body style="margin:0;padding:0;min-width:160px;width:auto;float:left;background-color:#121212;text-align:center;width:100%;padding-bottom:5px" id="iframebody"><style>body,html{margin:0;padding:0;}</style><div style="text-align:center"><script src="http://ad.doubleclick.net/adj/brk.brk/inter_stitial;sz=1x1;' + globalIds + mar + 'ord=34343434?"></script></div></body></html>';
                } else {
                    frameHtml = '<body style="margin:0;padding:0;float:left;"><div style="width:auto;float:left;" id="iframebody"><script src="http://ad.doubleclick.net/adj/brk.brk/inter_stitial;sz=1x1;' + globalIds + mar + 'ord=34343434?"></script></div></body>';
				}
				//  frameHtml = '<html><body style="margin:0;padding:0;float:left;"><div style="float;left;width:auto;"><a href=\"http://www.break.com\"><img src=\"http://video1.break.com/ads/test/InterstitialTest_160x600.jpg\" width=\"160\" height=\"600\" border=\"0\" target=\"_blank\"></a></div></body></html>';
              
                if (debugMode) {
                    log(mar);
                }
				
				// create the wrap, initially set left index to off screen
                var wrap = $('<div id="brk-inter-wrap"><iframe id="brk-inter-stitial" frameborder="0" scrolling="no"></iframe><span id="bis-close">Click to close &raquo;</span></div>')
                    .appendTo('body')
                    .css({position: 'absolute', zIndex: 999999, left: 199}); //-9999
					
					
				// create and size the mask
				var mask = $('#brk-inter-mask');
                if (mask.length == 0) {
                    mask = $('<div id="brk-inter-mask"></div>').appendTo('body')
                        .css({opacity: 0.5, zIndex: 999998,width: '100%'})
						.hide();
                }
                    
                // setup close button styling
                wrap.find('span').css({visibility: 'visible', cursor: 'pointer'}).click(function(){
                    __BRK.modal.close(wrap, mask);
                });
                    
                // open up iframe and insert html
                var frame = wrap.find('iframe')[0], 
                    isIE = $.browser.msie,
                    doc = frame.contentWindow.document || 
                        frame.contentWindow.window.document || 
                        frame.contentDocument;
				
                if (!isIE && doc.open) {
                    doc.open();
                }
                
                if (debugMode) {
                    log(frameHtml);
                }
                
                doc.write(frameHtml);
                 
                if (!isIE && doc.close) {
                    doc.close();
                }
					
                // setup page events
                $(window).resize(function () {
                    __BRK.modal.onResize(wrap, mask);
                });
				
                if (isIE) {
                    $(frame).ready(function(){
                        __BRK.modal.waits['ready'] = setTimeout(function(){
                            __BRK.modal.onReady(wrap, mask, doc);
                            clearTimeout(__BRK.modal.waits['ready']);
                        }, 600);
                    });
                } else {
                    $(frame).load(function(){
                         __BRK.modal.onReady(wrap, mask, doc);
                    });
                }
            }
        };
		
        $(function() {
			if($.browser.msie) {
				setTimeout(function(){
					__BRK.modal.init();
				},1000);
			}
			else {
				__BRK.modal.init();
			}
			
        });
            
    });
})();