function rate_onmouseover(rating,img_selected,img_notselected){
	  for(i=1; i<=5; i++){
	    var   imagename = 'rating_star_' + String(i)
	    if(i<=rating)
			document[imagename].src = img_selected;
		else
			document[imagename].src = img_notselected;
	  }
}

function rate_onmouseout(rating,img_selected,img_notselected){
	  var  star_rated  = document.getElementById("personal_rating").value;
	  for(i=1; i<=5; i++){
	    var   imagename = 'rating_star_' + String(i)
		if(i<=star_rated)
			document[imagename].src = img_selected;
		else
			document[imagename].src = img_notselected;
	  }
}

function rate_set_element(rating,img_selected,img_notselected){
	  document.getElementById("personal_rating").value = rating;
	  for(i=1; i<=5; i++){
		var imagename = 'rating_star_' + String (i);
		if(i <= rating)
			document[imagename].src = img_selected;
		else
			document[imagename].src = img_notselected;
	  }
}

function rate_set_average(average,img_selected,img_notselected){
	  for(i=1; i<=5; i++){
		var imagename = 'average_star_' + String(i);
		if(i <= average)
			document[imagename].src = img_selected;
		else
			document[imagename].src = img_notselected;
	  }
}