function navCatHomeOn()
	{
		// Turn on the selected category
		document.getElementById('navHome').src = "images/navSelHome.png";
		// Turn off the other categories
		document.getElementById('navConduct').src = "images/navConduct.png";
		document.getElementById('navValues').src = "images/navValues.png";
		document.getElementById('navPortfolio').src = "images/navPortfolio.png";
		document.getElementById('navReferences').src = "images/navReferences.png";
		document.getElementById('navContactUs').src = "images/navContact.png";
		document.getElementById('navCareer').src = "images/navCareers.png";
		document.getElementById('navSub').src = "images/navSub.png";
		document.getElementById('navCatPortfolio').style.visibility = "hidden";
	}
	function navCatConductOn()
	{
		// Turn on the selected category
		document.getElementById('navConduct').src = "images/navSelConduct.png";
		// Turn off the other categories
		document.getElementById('navHome').src = "images/navHome.png";
		document.getElementById('navValues').src = "images/navValues.png";
		document.getElementById('navPortfolio').src = "images/navPortfolio.png";
		document.getElementById('navReferences').src = "images/navReferences.png";
		document.getElementById('navContactUs').src = "images/navContact.png";
		document.getElementById('navCareer').src = "images/navCareers.png";
		document.getElementById('navSub').src = "images/navSub.png";
		document.getElementById('navCatPortfolio').style.visibility = "hidden";
	}
	function navCatValuesOn()
	{
		// Turn on the selected category
		document.getElementById('navValues').src = "images/navSelValues.png";
		// Turn off the other categories
		document.getElementById('navConduct').src = "images/navConduct.png";
		document.getElementById('navHome').src = "images/navHome.png";
		document.getElementById('navPortfolio').src = "images/navPortfolio.png";
		document.getElementById('navReferences').src = "images/navReferences.png";
		document.getElementById('navContactUs').src = "images/navContact.png";
		document.getElementById('navCareer').src = "images/navCareers.png";
		document.getElementById('navSub').src = "images/navSub.png";
		document.getElementById('navCatPortfolio').style.visibility = "hidden";
	}
	function navCatPortfolioOn()
	{
		// Turn on the selected category
		document.getElementById('navPortfolio').src = "images/navSelPortfolio.png";
		document.getElementById('navCatPortfolio').style.visibility = "visible";
		// Turn off the other categories
		document.getElementById('navHome').src = "images/navHome.png";
		document.getElementById('navConduct').src = "images/navConduct.png";
		document.getElementById('navValues').src = "images/navValues.png";
		document.getElementById('navReferences').src = "images/navReferences.png";
		document.getElementById('navContactUs').src = "images/navContact.png";
		document.getElementById('navCareer').src = "images/navCareers.png";
		document.getElementById('navSub').src = "images/navSub.png";
		document.getElementById('navCatAboutUs').style.visibility = "hidden";
	}
	function navCatReferencesOn()
	{
		// Turn on the selected category
		document.getElementById('navReferences').src = "images/navSelReferences.png";
		// Turn off the other categories
		document.getElementById('navHome').src = "images/navHome.png";
		document.getElementById('navConduct').src = "images/navConduct.png";
		document.getElementById('navValues').src = "images/navValues.png";
		document.getElementById('navPortfolio').src = "images/navPortfolio.png";
		document.getElementById('navContactUs').src = "images/navContact.png";
		document.getElementById('navCareer').src = "images/navCareers.png";
		document.getElementById('navSub').src = "images/navSub.png";
		document.getElementById('navCatPortfolio').style.visibility = "hidden";
		document.getElementById('navCatAboutUs').style.visibility = "hidden";
	}
	function navCatContactOn()
	{
		// Turn on the selected category
		document.getElementById('navContactUs').src = "images/navSelContact.png";
		// Turn off the other categories
		document.getElementById('navHome').src = "images/navHome.png";
		document.getElementById('navConduct').src = "images/navConduct.png";
		document.getElementById('navValues').src = "images/navValues.png";
		document.getElementById('navPortfolio').src = "images/navPortfolio.png";
		document.getElementById('navReferences').src = "images/navReferences.png";
		document.getElementById('navCareer').src = "images/navCareers.png";
		document.getElementById('navSub').src = "images/navSub.png";
		document.getElementById('navCatPortfolio').style.visibility = "hidden";
		document.getElementById('navCatAboutUs').style.visibility = "hidden";
	}
	function navCatCareersOn()
	{
		// Turn on the selected category
		document.getElementById('navCareer').src = "images/navSelCareers.png";
		// Turn off the other categories
		document.getElementById('navHome').src = "images/navHome.png";
		document.getElementById('navConduct').src = "images/navConduct.png";
		document.getElementById('navValues').src = "images/navValues.png";
		document.getElementById('navPortfolio').src = "images/navPortfolio.png";
		document.getElementById('navReferences').src = "images/navReferences.png";
		document.getElementById('navContactUs').src = "images/navContact.png";
		document.getElementById('navSub').src = "images/navSub.png";
		document.getElementById('navCatPortfolio').style.visibility = "hidden";
		document.getElementById('navCatAboutUs').style.visibility = "hidden";
	}
	function navCatSubOn()
	{
		// Turn on the selected category
		document.getElementById('navSub').src = "images/navSelSub.png";
		// Turn off the other categories
		document.getElementById('navHome').src = "images/navHome.png";
		document.getElementById('navConduct').src = "images/navConduct.png";
		document.getElementById('navValues').src = "images/navValues.png";
		document.getElementById('navPortfolio').src = "images/navPortfolio.png";
		document.getElementById('navReferences').src = "images/navReferences.png";
		document.getElementById('navContactUs').src = "images/navContact.png";
		document.getElementById('navCareer').src = "images/navCareers.png";
		document.getElementById('navCatPortfolio').style.visibility = "hidden";
		document.getElementById('navCatAboutUs').style.visibility = "hidden";
	}