if (document.images) {            
            abouton = new Image();      
            abouton.src = "/Images/pgnav/about-on.gif"; 
            approachon = new Image();
            approachon.src = "/Images/pgnav/approach-on.gif";
            affiliateson = new Image();
            affiliateson.src = "/Images/pgnav/affiliates-on.gif";
            boardon = new Image(); 
            boardon.src = "/Images/pgnav/board-on.gif";  
            casestudyon = new Image(); 
            casestudyon.src = "/Images/pgnav/casestudy-on.gif";  
            concepton = new Image();
            concepton.src = "/Images/pgnav/concept-on.gif";
            contacton = new Image();
            contacton.src = "/Images/pgnav/contact-on.gif";
            insightson = new Image();
            insightson.src = "/Images/pgnav/insights-on.gif";
            joinon = new Image();
            joinon.src = "/Images/pgnav/join-on.gif";
            pron = new Image();
            pron.src = "/Images/pgnav/pr-on.gif";
            presson = new Image();
            presson.src = "/Images/pgnav/press-on.gif";
            faqon = new Image();
            faqon.src = "/Images/pgnav/faq-on.gif";
            solutionon = new Image();
            solutionon.src = "/Images/pgnav/solution-on.gif";

	    aboutoff = new Image();      
            aboutoff.src = "/Images/pgnav/about-off.gif"; 
            approachoff = new Image();      
            approachoff.src = "/Images/pgnav/approach-off.gif";            
            affiliatesoff = new Image();
            affiliatesoff.src = "/Images/pgnav/affiliates-off.gif";
            boardoff = new Image(); 
            boardoff.src = "/Images/pgnav/board-off.gif";  
            casestudyoff = new Image(); 
            casestudyoff.src = "/Images/pgnav/casestudy-off.gif";
            conceptoff = new Image();
            conceptoff.src = "/Images/pgnav/concept-off.gif";
            contactoff = new Image();
            contactoff.src = "/Images/pgnav/contact-off.gif";
            insightsoff = new Image();
            insightsoff.src = "/Images/pgnav/insights-off.gif";
            joinoff = new Image();
            joinoff.src = "/Images/pgnav/join-off.gif";
            proff = new Image();
            proff.src = "/Images/pgnav/pr-off.gif";
            pressoff = new Image();
            pressoff.src = "/Images/pgnav/press-off.gif";
            faqoff = new Image();
            faqoff.src = "/Images/pgnav/faq-off.gif";
            solutionoff = new Image();
            solutionoff.src = "/Images/pgnav/solution-off.gif";

        }

// Function to 'activate' images.
function imgOn(imgName) {
        if (document.images) {
            document[imgName].src = eval(imgName + "on.src");
        }
}

// Function to 'deactivate' images.
function imgOff(imgName) {
        if (document.images) {
            document[imgName].src = eval(imgName + "off.src");
        }
}


// Function to determine if a string is present in cookies for this page
function CheckCookie(MyCookie)
{
	var Cookies = document.cookie;
	var Position = Cookies.indexOf(MyCookie + "=");
	
	if (Position != -1)
	{
		var Start = Position + MyCookie.length + 1;
		var End = Cookies.indexOf(";", Start);
		if (End == -1) {End = Cookies.length};
		var Value = Cookies.substring(Start, End);
		Value = unescape(Value);
		
		return Value;
	}
	else
	{
		return "";
	}
}


function ShowCEM()
{
	if (! CheckCookie("CEMCookie"))
	{
		var survey = window.open('/CGI/survey.cgi', 'survey', 'width=619,height=619'); 
		survey.creator = self; 
		survey.focus();
	}
	else
	{
		document.location="/CEMconcept/index.html";
	}
}