/* AJAX Star Rating : v1.0.3 : 2008/05/06 */
/* http://www.nofunc.com/AJAX_Star_Rating/ */

function $(v,o) {  return((typeof(o)=='object'?o:document).getElementById(v)); }
function $S(o) { return((typeof(o)=='object'?o:$(o)).style); }
function agent(v) { return(Math.max(navigator.userAgent.toLowerCase().indexOf(v),0)); }
function abPos(o) { var o=(typeof(o)=='object'?o:$(o)), z={X:0,Y:0}; while(o!=null) { z.X+=o.offsetLeft; z.Y+=o.offsetTop; o=o.offsetParent; }; return(z); }
function XY(e,v) { var o=agent('msie')?{'X':event.clientX+document.body.scrollLeft,'Y':event.clientY+document.body.scrollTop}:{'X':e.pageX,'Y':e.pageY}; return(v?o[v]:o); }

star={};

star.mouse=function(e,o) { if(star.stop || isNaN(star.stop)) { star.stop=0;


	document.onmousemove=function(e) { var n=star.num;
	  
	  var p=abPos($('star'+n)), x=XY(e), oX=x.X-p.X, oY=x.Y-p.Y; star.num=o.id.substr(4);
		
	  if(oX<1 || oX>84 ||  oY>19) { star.stop=1; star.revert(); } 
		else {
			$S('starCur'+n).width=oX+'px';
			$S('starUser'+n).color='#111';
			$('starUser'+n).innerHTML=Math.round(oX/84*100)+'%';
			document.getElementById('starValue').value = $('starUser'+n).innerHTML;
			$('starUser'+n).innerHTML= "";
		    var val = Math.round(oX/84*100);
			var display_text = "";
			if (val <= 20 ) { display_text = "Not so great"; }
			else if (val > 20 && val <= 40 ) { display_text = "Quite good"; }
			else if (val > 40 && val <= 60 ) { display_text = "Good"; }
			else if (val > 60 && val <= 80 ) { display_text = "Great"; }
			else if (val > 80 && val <= 100 ) { display_text = "Excellent"; }
			$('starUserRating').innerHTML=display_text;
		}
	};
} };

//star.update=function(e,o,nid) { var n=star.num, v=parseInt($('starUser'+n).innerHTML);
star.update=function(e,o,nid,filepath) { var n=star.num, v=parseInt(document.getElementById('starValue').value);
	n=o.id.substr(4); $('starCur'+n).title=v;
    var browser = navigator.appName;
    req=new XMLHttpRequest();
    req.open('GET',filepath+'/rating.php?vote='+v+'&nid='+nid);
    req.send(null);    
    document.onmousemove='';
};

star.revert=function() { var n=star.num, v=parseInt($('starCur'+n).title);

	$S('starCur'+n).width=Math.round(v*84/100)+'px';
	//$('starUser'+n).innerHTML=(v>0?Math.round(v)+'%':'');
	$('starUser'+n).style.color='#888';
	
	document.onmousemove='';

};

star.num=0;