function OverLv1Menu(div){
	if(div && div.className == "m_lv1_unsel")
	{	
		div.className="m_lv1_over";
		var top    = document.getElementById(div.id+"_top");
		var bottom = document.getElementById(div.id+"_bottom");
		if(top && bottom){			
			top.className ="m_line_top";
			bottom.className ="m_line_bottom";
		}
	}
	return false;
}

function OutLv1Menu(div){	
	if(div && div.className == "m_lv1_over")
	{
		div.className="m_lv1_unsel";
		var top    = document.getElementById(div.id+"_top");
		var bottom = document.getElementById(div.id+"_bottom");
		if(top && bottom){			
			top.className ="m_line_null";
			bottom.className ="m_line_null";
		}
	}
	return false;
}