var flyout_menu = function()
{
    $('div#nav > ul > li').hover(
        function(){$(this).children('ul').show();},
        function(){$(this).children('ul').hide();}
    );
};

var fix_ie_submenu = function()
{
    if ( ! $.boxModel )
        $('#navsearchbar ul li ul').css('margin-left','-50px');
};



var remove_nav_corners = function() {
    $('.navCorner').remove();
};


var add_nav_corners = function()
{
    
    remove_nav_corners();
    
    var left   = $('<img class="navCorner" src="http://www.purenetworks.com/images/layout/nav_left.jpg" />'),
        right  = $('<img class="navCorner" src="http://www.purenetworks.com/images/layout/nav_right.jpg" />'),
        bar    = $('#navsearchbar'),
        offset = bar.offset();
    
    left.css({position: 'absolute', 
              left: (offset.left - 20) + 'px',
              top: offset.top });
    right.css({position: 'absolute', 
              left: (offset.left + bar.width() - 5) + 'px',
              top: offset.top });

    bar.before(left).after(right);
};

$(add_nav_corners);
$(fix_ie_submenu);
$(flyout_menu);

$(window).bind("resize", add_nav_corners);