$(function() {
    $('#page-navbar>ul>li').hover(function() {
        $(this).addClass('selected');
        $(this).children('ul').addClass('visible').show();
    }, function() {
        $(this).removeClass('selected');
        $(this).children('ul').removeClass('visible').hide();
    });
    
    if(jQuery.browser.msie && jQuery.browser.version.substr(0,1) == '6') {
        $('.linkBox').each(function(i, e) {
            var class1 = str_replace(' ', '-', $(e).attr('class'));
            var class2 = class1.substr(0, class1.lastIndexOf('-'));
            $(e).attr('class', 'linkBox '+class1+' '+class2);
        });
    }
});

function str_replace(search, replace, subject) {
    var f = search, r = replace, s = subject;
    var ra = r instanceof Array, sa = s instanceof Array, f = [].concat(f), r = [].concat(r), i = (s = [].concat(s)).length;
 
    while (j = 0, i--) {
        if (s[i]) {
            while (s[i] = (s[i]+'').split(f[j]).join(ra ? r[j] || "" : r[0]), ++j in f){};
        }
    };
 
    return sa ? s : s[0];
}