String.prototype.trim = function() {
	a = this.replace(/^\s+/, '');
	return a.replace(/\s+$/, '');
};

function submitSearch() {
	q = document.getElementById('search-input').value.trim();
	if (q.length < 3) {
		alert('Please enter at least 3 characters.');
		return false;
	}
	return true;
}