var dniData = {"dniDictionary": [{utm_source: "source",utm_medium: "medium",searchNumber: "(801) 123-4567",replaceNumber: "(801) 111-1111"},]};
		function getParameterByName(name, url) {
			    if (!url) url = window.location.href;
			    name = name.replace(/[\[\]]/g, "\$&");
			    var regex = new RegExp("[?&]" + name + "(=([^&#]*)|&|#|$)"),
			        results = regex.exec(url);
			    if (!results) return null;
			    if (!results[2]) return '';
			    return decodeURIComponent(results[2].replace(/\+/g, " "));
			}
			var gclid = getParameterByName("gclid", window.location.href);
			if(gclid) {
				var utmSource = 'Google';
				var utmMedium = 'Adwords';
			} else {
				var utmSource = getParameterByName("utm_source", window.location.href);
				var utmMedium = getParameterByName("utm_medium", window.location.href);
			}
			var referralURL = document.referrer;
			if(referralURL.includes("google")){
			    createCookie('referral-source','google');
			    if (utmMedium === "" || utmMedium === null) {
				    utmMedium = 'organic';
				    createCookie('utm-medium',utmMedium);
			    }
			    createCookie('utm-medium',utmMedium);
			}else if(referralURL.includes("facebook")){
			    createCookie('referral-source','facebook');
			}else if(referralURL.includes("yelp")){
			    createCookie('referral-source','yelp');
			}
			var referralSource = getCookie('referral-source');
			if(utmSource === "" || utmSource === null){
			    utmSource = referralSource;
			    if(referralSource === "google"){
				    utmMedium = getCookie('utm-medium');
			    } else if(referralSource === "facebook"){
			        utmMedium = "social";
			    } else if(referralSource === "yelp"){
			        utmMedium = "local";
			    }
			}
			try{

				// check if the incoming traffic is from referral and if data exists in DNI
				if(utmSource !== null && utmMedium !== null && dniData.dniDictionary.length){ 

					// run the dniDictionary

					for(var i = 0; i < dniData.dniDictionary.length; i++){
					    if(dniData.dniDictionary[i].utm_source.toLowerCase() === utmSource.toLowerCase() && dniData.dniDictionary[i].utm_medium.toLowerCase() === utmMedium.toLowerCase()){


					    	// check if phone number exists regardless for pattern

					        var dniPattern = /(\d{3}[-\.\s]??\d{3}[-\.\s]??\d{4}|\(\d{3}\)\s*\d{3}[-\.\s]??\d{4}|\d{3}[-\.\s]??\d{4})/gm;

					        var match, results=[];
					        do {
					            match = dniPattern.exec(document.body.innerHTML);
					            if (match) {
					                results.push(match[1]);
					            }
					        } while (match);

					        // if number exists then verify the document.body number with the search number in dictionary 

					        if(results.length){

					        	for(var j = 0; j < results.length; j++){

					        		// unmask the number from document.body and DNI's search number

					        		var numberInContent = results[j].replace(/\D+/g,'');
					        		var unmaskedSearchNumber = dniData.dniDictionary[i].searchNumber.replace(/\D+/g,'');

					        		// if number matches with search number then replace the number

					        		if(numberInContent === unmaskedSearchNumber){

					        			// unmask DNI replace number and add xxx xxx xxxx masking

					        			var dniReplaceNumber = dniData.dniDictionary[i].replaceNumber.replace(/[^\d]+/g, '').replace(/(\d{3})(\d{3})(\d{4})/, '$1-$2-$3');
					        			document.body.innerHTML = document.body.innerHTML.split(results[j]).join(dniReplaceNumber);
					        		}
					        	}
					        }
					    }
					}
				}
			} catch(error){
				console.log("An Error occured: ", error);
			}
			function getCookie(cookie_name) {
			    var name = cookie_name + "=";
			    var decodedCookie = decodeURIComponent(document.cookie);
			    var cookies = decodedCookie.split(';');
			    for(var i = 0; i < cookies.length; i++) {
			        var cookie_param = cookies[i];
			        while (cookie_param.charAt(0) == ' ') {
			           cookie_param = cookie_param.substring(1);
			        }
			        if (cookie_param.indexOf(name) == 0) {
			            return cookie_param.substring(name.length, cookie_param.length);
			        }
			    }
			    return '';
			}
			function createCookie(name,value,minutes=30) { //Default cookie expired time
			    var date = new Date();
			    date.setTime(date.getTime()+(minutes * 60 * 1000));
			    var expires = '; expires='+date.toGMTString();
			    document.cookie = name+'='+value+expires;
			}