function homeContentMenu(elmnt)
{
	var homeContentMenuItem = document.getElementById(elmnt);
	
	switch (homeContentMenuItem.innerHTML)
	{
		case 'Industrial Hygiene':
			resetHomeContent();
			document.getElementById('tbl_homeContentIH').style.visibility = "visible";
		break
		case 'Environmental':
			resetHomeContent();
			document.getElementById('tbl_homeContentEnv').style.visibility = "visible";
		break
		case 'Radiochemistry':
			resetHomeContent();
			document.getElementById('tbl_homeContentRadChem').style.visibility = "visible";
		break
		case 'Mycology':
			resetHomeContent();
			document.getElementById('tbl_homeContentMycology').style.visibility = "visible";
		break
		default:
	}
}

function resetHomeContent()
{
	document.getElementById('tbl_homeContentIH').style.visibility = "hidden";
	document.getElementById('tbl_homeContentEnv').style.visibility = "hidden";
	document.getElementById('tbl_homeContentRadChem').style.visibility = "hidden";
	document.getElementById('tbl_homeContentMycology').style.visibility = "hidden";
}