function display_stars(star_num)
{
	var i;
	for( i=1; i<=5; i++ )
	{
		if ( document.getElementById('star'+i) )
		{
			if ( i <= star_num )
				document.getElementById('star'+i).src="/images/star_on.gif";
			else
				document.getElementById('star'+i).src="/images/star_off.gif";
		}
	}
}
function show_real_rating(rating, total_rating)
{
   if ( rating == 0 )
   	   rating = "-";
   var rating_text = "<table border=\"0\" cellpadding=\"0\" cellspacing=\"0\"><tr><td>";
   
   for( $i=0; $i<5; $i++ )
   {
   	if ( $i < total_rating )
   		rating_text = rating_text + "<img border=\"0\" src=\"/images/star_on.gif\" width=\"26\" height=\"26\">";
   	else if ( $i > total_rating && ($i+1) < total_rating )
   		rating_text = rating_text + "<img border=\"0\" src=\"/images/star_half_on.gif\" width=\"26\" height=\"26\">";
   	else
   		rating_text = rating_text + "<img border=\"0\" src=\"/images/star_off.gif\" width=\"26\" height=\"26\">";
   }
   rating_text = rating_text + "</td><td><font class=\"star_text\">&nbsp;User\'s Rating: "+total_rating+"</font><br><font class=\"star_text\">&nbsp;Your Rating: "+rating+"</font></td></tr></table>";
   if (document.layers)
   {
      document.rating_div.document.write(rating_text);
      document.rating_div.document.close();
   }
   else
   {
      rating_div.innerHTML=rating_text;
   }	
}
function rate_beer(beer_id, rating, total_rating)
{
    show_real_rating(rating, total_rating);
	if ( beer_id > 0 )
	{
		rate_page = "/rate_beer.php?beer_id="+beer_id+"&rating="+rating;
    	window.location.href = rate_page;
	}
}
function open_window(title,url,width,height,screenx,screeny)
{
	awindow = window.open(url,title,'width='+(width)+',height='+(height)+',screenX='+screenx+',screenY='+screeny+'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0');
}

function preloadImages() { //v3.0
var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
var i,j=d.MM_p.length,a=preloadImages.arguments; for(i=0; i<a.length; i++)
if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}