function getMetaDesc(){
		var metas = document.getElementsByTagName("meta");
		for (i=0; i<metas.length; i++){
			var meta = metas[i].attributes;
			var match=false;
			var desc="";
			for (j=0;j<meta.length;j++){
				var attr = meta[j];
				if ( attr.nodeName=="name" && attr.nodeValue=="description"){
						match=true;
				} else if ( attr.nodeName=="content" ) {
						desc=attr.nodeValue;
				}
			}
			if (match==true) break;
		}
		return desc;	
	}
	
	var html;
	var d;
	function rateBookmark(id,rating){
		var rate_url = 'index.php?a=rate&id='+id+'&rating='+rating;
	
		for (i=1;i<=5;i++){
			var star = document.getElementById("bm_"+id+"_star_"+i);
			star.className= i<=rating ? 'star-normal' : 'star-dim';
			
		}			
		
		d = document.getElementById('bm_rate_'+id);
		d.style.display='none';
	
		xmlhttp = new XMLHttpRequest();				
		xmlhttp.open("GET", rate_url,true);
		xmlhttp.onreadystatechange=function() {
			if (xmlhttp.readyState==4) {
				onRateComplete();
			}
		}
		xmlhttp.send(null)
	}
	
	function onRateComplete(){
			d.style.display='inline';
	}