function clearOnFirstFocus ( elementID ) {
	var cleared_once = false;
	document.getElementById( fieldName ).onfocus = (function () {
		if (cleared_once == false) {
		this.value = '';
		cleared_once = true;
		}
	})
}

function recipe_handleRating ( rating ) {
	var rating_field = document.getElementById('recipe_rating');
	var current_rating = document.getElementById('current_rating_ur');
		
	rating_field.value = rating;
	current_rating.style.width = rating*18 + 'px';
}

function recipe_category_handleRating ( rating ) {
	var rating_field = document.getElementById('recipe_category_rating');
	var current_rating = document.getElementById('current_rating_ur');
		
	rating_field.value = rating;
	current_rating.style.width = rating*18 + 'px';
}