// JavaScript Document
var currentImage ="";

function goBusiness(){
	var businessDiv  = document.getElementById("businessDiv");
	var contentDiv = document.getElementById("contentDiv");
	contentDiv.innerHTML = businessDiv.innerHTML;	
	//autoload the first portion of business section
	changeText(0);
}

function goWorthy(){
	var worthyDiv  = document.getElementById("worthyDiv");
	var contentDiv = document.getElementById("contentDiv");
	contentDiv.innerHTML = worthyDiv.innerHTML;	
}

function goPersonal(){
	var personalDiv  = document.getElementById("personalDiv");
	var contentDiv = document.getElementById("contentDiv");
	contentDiv.innerHTML = personalDiv.innerHTML;	
}


function changeText(textPart){

var subDiv = new Array('freeDiv', 'annualDiv', 'lifetimeDiv', 'sponsorDiv');
//udpate image here
var location = new Array('imgCom', 'imgSME1', 'imgSME2', 'imgCorp');
var img = new Array('images/sme_free.jpg', 'images/sme_annual.jpg', 'images/sme_lifetime.jpg', 'images/sponsor.jpg');
var img_clicked = new Array('images/sme_free_clicked.jpg', 'images/sme_annual_clicked.jpg', 'images/sme_lifetime_clicked.jpg', 'images/sponsor_clicked.jpg');

//change text of contentDiv
var content = document.getElementById('bizContent');
var whichDiv = subDiv[textPart];
var subDiv = document.getElementById(whichDiv);
content.innerHTML = subDiv.innerHTML;


document.getElementById(location[textPart]).src = img_clicked[textPart];
document.getElementById(location[(textPart+1)%4]).src = img[(textPart+1)%4];
document.getElementById(location[(textPart+2)%4]).src = img[(textPart+2)%4];
document.getElementById(location[(textPart+3)%4]).src = img[(textPart+3)%4]; 
currentImage = location[textPart];	


}


function changeImage(location, newImage){
	 if(location!=currentImage)
	 document.getElementById(location).src = newImage;
}


<!-------------------------------- -->
function freeMember(){
	var freeDivContent  = document.getElementById("freeDivContent");
	var contentDiv = document.getElementById("contentDiv");
	contentDiv.innerHTML = freeDivContent.innerHTML;
	showMovie();
}


function annualMember(){
	var fullDivContent  = document.getElementById("fullDivContent");
	var contentDiv = document.getElementById("contentDiv");
	contentDiv.innerHTML = fullDivContent.innerHTML;
	showMovie();
}


function lifetimeMember(){
	var lifeTimeDivContent  = document.getElementById("lifeTimeDivContent");
	var contentDiv = document.getElementById("contentDiv");
	contentDiv.innerHTML = lifeTimeDivContent.innerHTML;
	
}



function corporateMember(){
	var corporateDivContent  = document.getElementById("corporateDivContent");
	var contentDiv = document.getElementById("contentDiv");
	contentDiv.innerHTML = corporateDivContent.innerHTML;	
	showMovie();
}

function showMovie(){
	var movieDivHidden  = document.getElementById("movieDivHidden");
	var movieDiv = document.getElementById("movieDiv");
	movieDiv.innerHTML = movieDivHidden.innerHTML;	
}



<!-------------------------------- -->

 function keyValue(){
	var keyDiv  = document.getElementById("keyDiv");
	var contentDiv = document.getElementById("contentDiv");
	contentDiv.innerHTML = keyDiv.innerHTML;	
}



function annualValue(){
	var annualDiv  = document.getElementById("annualDiv");
	var contentDiv = document.getElementById("contentDiv");
	contentDiv.innerHTML = annualDiv.innerHTML;	
}

function lifetimeValue(){
	var lifetimeDiv  = document.getElementById("lifetimeDiv");
	var contentDiv = document.getElementById("contentDiv");
	contentDiv.innerHTML = lifetimeDiv.innerHTML;	
}



<!-------------------------------- -->

function b1g1Logos(){
	var logoDiv  = document.getElementById("logoDiv");
	var contentDiv = document.getElementById("contentDiv");
	contentDiv.innerHTML = logoDiv.innerHTML;	
}


function b1g1Texts(){
	var textDiv  = document.getElementById("textDiv");
	var contentDiv = document.getElementById("contentDiv");
	contentDiv.innerHTML = textDiv.innerHTML;	
}

function b1g1Images(){
	var imageDiv  = document.getElementById("imageDiv");
	var contentDiv = document.getElementById("contentDiv");
	contentDiv.innerHTML = imageDiv.innerHTML;	
}