function vote( voting )
{
	document.getElementById('rating_value').value = voting;
}

function light_stars( selectedRating )
{
	var hiddenVote = document.getElementById('rating_value');
	if( !hiddenVote || !hiddenVote.value ) return true;
	var voted = hiddenVote.value;

	if( voted > 0 && selectedRating == 0 )
	{
		selectedRating = voted;
	}

	stars = new Array();
	grade = new Array();

	stars[0] = document.getElementById('star1');
	stars[1] = document.getElementById('star2');
	stars[2] = document.getElementById('star3');
	stars[3] = document.getElementById('star4');
	stars[4] = document.getElementById('star5');

	grade[5] = 'very good';
	grade[4] = 'good';
	grade[3] = 'satisfactory';
	grade[2] = 'adequate';
	grade[1] = 'inadequate';
	grade[0] = 'please choose';

	var rate_value = document.getElementById('rate_value');
	rate_value.innerHTML = grade[selectedRating];

	for( i = 0; i < 5; i++ )
	{
		if( i < selectedRating )
		{
			stars[i].src = '/images/star1.png';
		}
		else
		{
			stars[i].src = '/images/star0.png';
		}
	}

	return true;
}

function showRating(b,c)
{
	var d=document.getElementById(b).getElementsByTagName('img');
	for(var j=0;j<d.length;j++)
	{
		if(j<=c-1)
		{
			d[j].src='/images/star1.png';
		}
		else
		{
			d[j].src='/images/star0.png';
		}
	}
}