function toggleBgColor( elem )
{
    var style = elem.style;
    if (style.backgroundColor=="#f1f1f1") style.backgroundColor = style.backgroundColor? "":"#767676";
    	else style.backgroundColor = style.backgroundColor? "":"#f1f1f1";
    
}

function toggleTextColor( id )
{

	var style = document.getElementById(id).style;
	if (style.color=="#c4c4c4") style.color = style.color? "":"#767676";
    	else style.color = style.color? "":"#c4c4c4";
    
}