function headerInit()
{
    var searchForm  = $('#id_web_search');
    var searchInput = $('#keyword_web_search');
    
    searchForm.submit(function(e){
        if($.trim(searchInput.val()) == '' || searchInput.val() == _("COMMON_SEARCH")+"...") {
            alert(_("HEADER_SEARCH_EMPTY"));
            searchInput.focus();
            e.preventDefault();
            return false;
        }
        var kwd = $('#keyword_web_search').val().replace(_("COMMON_SEARCH")+"...",'');
        var kwd1 = kwd.replace(/ /g, '-');
        searchForm.attr('action', searchForm.attr('action') + kwd1);
    });
    searchInput.attr( "autocomplete", "off" ); 
    searchInput.focus (function() { if($.trim($(this).val())==_("COMMON_SEARCH")+'...') $(this).val(''); });
    searchInput.blur  (function() { if($.trim($(this).val())=='') $(this).val(_("COMMON_SEARCH")+'...'); });
}

function headerSearchButton() {
    var searchForm  = $('#id_web_search');
    searchForm.submit();
}

$(document).ready(headerInit);