var SEM_Num = "1300 407 754";
var SEO_Num = "1300 857 212";
var DIR_Num = "1300 857 213";

var SEM_Code = "PPC";
var SEO_Code = "SEO";
var DIR_Code = "DIR";


function showPhone(qsID, containerID) {
	
	// If cookie is SEM or SEO, write the number and quit function
	var cookieVal =  checkPreviousVisit();
	
	if(cookieVal==SEM_Code || cookieVal==SEO_Code) {
		writeNum(cookieVal, containerID);
		return;
	}


    var flexiCode = getQueryVariable(qsID);

    // Query string variable not found so look in document.referrer
    if (flexiCode == undefined || flexiCode == "") {
        var docReferrer = document.referrer.toLowerCase();

        // Nothing in document.referrer, so display default number
        if (docReferrer == undefined || docReferrer == "") {
            writeNum(DIR_Code, containerID);
        }

        // document.referrer is not empty
        else {


            // Check the for the three search engine organic strings (google, yahoo, bing in the referrer
            // If not found, display direct number
            if (docReferrer.indexOf("google") == -1 && docReferrer.indexOf("yahoo") == -1 && docReferrer.indexOf("bing") == -1) {
                writeNum(DIR_Code, containerID);
            }

            // Found the string so display SEO 
            else {
                
				writeNum(SEO_Code, containerID);
            }

        }
    }

    // Query string variable found, display number based on value of variable
    else {

		if(flexiCode.toUpperCase()==SEM_Code) {
			writeNum(SEM_Code, containerID);
		}
		
		else if(flexiCode.toUpperCase()==SEO_Code) {
			writeNum(SEO_Code, containerID);
		}
		
		else {
			writeNum(DIR_Code, containerID);
		}
    }
}

function checkPreviousVisit() {
	
	var value = readCookie("FG_Visit_Record");
	if (value!=null) {
		return value;
	}
	
	else {
		return "false";
	}
	

	
}

function createCookie(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=/";
}

function readCookie(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;
}

function eraseCookie(name)
{
	createCookie(name,"",-1);
}





function writeNum(qsID, containerID) {
	
	var cookieVal =  checkPreviousVisit();
	
    switch (qsID) {
        case SEM_Code:
            document.getElementById(containerID).innerHTML = SEM_Num;
			if(cookieVal=="false")
				createCookie("FG_Visit_Record", SEM_Code, 180);
            break;
        case SEO_Code:
            document.getElementById(containerID).innerHTML = SEO_Num;
			if(cookieVal=="false")
				createCookie("FG_Visit_Record", SEO_Code, 180);
            break;
        case DIR_Code:
            document.getElementById(containerID).innerHTML = DIR_Num;
            break;
        default:
            document.getElementById(containerID).innerHTML = DIR_Num;
    }
	
	

	
	
}

function getQueryVariable(variable) {
    var query = window.location.search.substring(1);
    var vars = query.split("&");
    for (var i = 0; i < vars.length; i++) {
        var pair = vars[i].split("=");
        if (pair[0] == variable) {
            return unescape(pair[1]);
        }
    }
}