function hover(objCell, blnFlag) {
	if (blnFlag) {
		// Change colours & clear menu timeout
		objCell.style.color = "#017A1B";
		objCell.style.background = "#EAEECE";
		clearTimeout(menuTimer);
	}
	else {
		// Change colours & warn menus of close
		objCell.style.color = "#000000";
		objCell.style.background = "#FFFFFF";
		warnMenus();
	}
}

var menuTimer;

function showMenu(strMenu) {
	// Clear menu timeout
	clearTimeout(menuTimer);

	// Show menu
	objMenu = document.getElementById(strMenu);
	objMenu.style.display = "block";
}

function warnMenus() {
	// Start timer to close menus
	menuTimer = setTimeout("hideMenus()", 200);
}

function hideMenus() {
	// Close all menus
	objMenu = document.getElementById("dropMenu1");
	objMenu.style.display = "none";
	objMenu = document.getElementById("dropMenu2");
	objMenu.style.display = "none";
	objMenu = document.getElementById("dropMenu3");
	objMenu.style.display = "none";
}