function showNavMenu(cell, page_id, color) {
	var div = eval(doc + "secondary_nav_div_" + page_id + doc2);
	
	div.style.visibility = "visible";
	div.style.top = (cell.offsetTop + 15) + "px";
	
	left_mod = (document.all) ? 0 : 10;
	div.style.left = (cell.offsetLeft + 10 + left_mod) + "px";
	
	colorNavMenu(cell, color);
}

function hideNavMenu(cell, page_id, color) {	
	var div = eval(doc + "secondary_nav_div_" + page_id + doc2);
	
	div.style.visibility = "hidden";
	div.style.top = -10000 + "px";
	div.style.left = -10000 + "px";
	
	colorNavMenu(cell, color);
}

function colorNavMenu(cell, color) {
	cell.style.backgroundColor = color;
}