function initNav()
{
    var nav = document.getElementById("main-nav");
    if(nav)
    {
        $(".drop-down").css({"opacity": 0, "display": "none", "visibility": "visible"});
        var lis = $("#main-nav li.item");
        $(lis).each(function(el)
        {
             $(lis[el]).hover(
                function () {
                    $(this).addClass("hover");
                    var drop = this.getElementsByTagName("div").item(0);
                    $(drop).css({"display": "block"});
                    $(drop).animate({"opacity": 1}, 300);
                }, 
                function () {
                    $(this).removeClass("hover");
                    var drop = this.getElementsByTagName("div").item(0);
                    $(drop).animate({"opacity": 0}, 300, function() {$(drop).css({"display": "none", "opacity": 0});});
                }
            );
        });
    }
}
// $(document).ready(function()
// {
//     initNav();
// });


function cleanInputBox (input, value) {
    if (input
    && (input.nodeName)
    && (input.nodeName == 'INPUT')
    && (input.value == value)) {
        input.value = '';
    }
}

function restoreInputBox (input, value) {
    if (input
    && (input.nodeName)
    && (input.nodeName == 'INPUT')
    && (input.value == '' || input.value == value)) {
        input.value = value;
    };
}