////LI:hover support for IE6
if ($.browser.msie && $.browser.version <= 8) {
    sfHover = function() {
        var sfEls = document.getElementById("nav").getElementsByTagName("LI");
        for (var i = 0; i < sfEls.length; i++) {
            sfEls[i].onmouseover = function() {
                this.className += " sfhover";
            }
            sfEls[i].onmouseout = function() {
                this.className = this.className.replace(new RegExp(" sfhover\\b"), "");
            }
        }
    }
    if (window.attachEvent) window.attachEvent("onload", sfHover);
}

function clearAndFocus(el) {

    if (el.value == 'SEARCH')
        el.value = ''; el.focus();
    if (el.value == 'USERNAME')
        el.value = ''; el.focus();

}