var q;

function prepare() {
    q = document.getElementById('searchKeywordsInput');
    addEvent(q, 'focus', empty);
    addEvent(q, 'blur', fill);
}

function empty() {
    if (q.value == 'Keyword Search') {
	    q.value = '';
    }
}

function fill() {
    if (q.value == '') {
	    q.value = 'Keyword Search';
    }
}

addEvent(document, 'load', prepare);