// determines the page a user is on to highlight the correct tab
function navLocation()
{
	var here = location.pathname;
	var extension = here.indexOf(".") - 1;
	var filename = here.lastIndexOf("index.html");
	var strLen = extension - filename;
	var loc = here.substr(filename + 1, strLen);
	switch(loc)
	{
		case "about":
			menuItem = document.getElementById("menu01");
			menuLink = menuItem.firstChild;
			menuLink.id = "here";
			break;
		case "companies":
			menuItem = document.getElementById("menu02");
			menuLink = menuItem.firstChild;
			menuLink.id = "here";
			break;
		case "executive":
			menuItem = document.getElementById("menu03");
			menuLink = menuItem.firstChild;
			menuLink.id = "here";
			break;
		case "investor":
			menuItem = document.getElementById("menu04");
			menuLink = menuItem.firstChild;
			menuLink.id = "here";
			break;
		case "invest_signup":
			menuItem = document.getElementById("menu04");
			menuLink = menuItem.firstChild;
			menuLink.id = "here";
			break;
		case "employment":
			menuItem = document.getElementById("menu05");
			menuLink = menuItem.firstChild;
			menuLink.id = "here";
			break;
		case "news":
			menuItem = document.getElementById("menu06");
			menuLink = menuItem.firstChild;
			menuLink.id = "here";
			break;
		case "faq":
			menuItem = document.getElementById("menu07");
			menuLink = menuItem.firstChild;
			menuLink.id = "here";
			break;
		case "contact":
			menuItem = document.getElementById("menu08");
			menuLink = menuItem.firstChild;
			menuLink.id = "here";
			break;
	}
	
}