function info(layerName){
	if(document.getElementById(layerName).style.display=='none'){
		document.getElementById(layerName).style.display='block';
	}else{    
		document.getElementById(layerName).style.display='none';
	}
return void[0];
}
function rating(str){
	location='prg/rating.php?rt='+str;
return void[0];
}
function sure(href){if(confirm("Вы уверены?")){location.href=href;}}