$(document).ready(function() {
    $('#Search_Text').focus(function() {
        $(this).css('background-image', 'url()');
    }).blur(function() {
        if ($.trim($(this).val()).length == 0) {
            $(this).css('background-image', 'url(../images/Search_bg.jpg)');
        }
    });
    $('#Search_btn').click(function() {
        var Search_Text = $.trim($('#Search_Text').val());
        if (Search_Text.length == 0) {
            alert('请输入搜索内容...');
            $('#Search_Text').focus();
            return false;
        } else {
            window.open('http://' + window.location.host + '/search/Default.aspx?' + $('#Search_Text').serialize(),'search');
        }
    });
    $('#topBar>.top_menu>ul>li').each(function() {
        if ($(this).width() < 70) {
            $(this).css('width', 70);
        }
    });
});