function viewPic(img){ 
photo1= new Image(); 
if(img == '/upload/mainnotice/'){
	return false;
}else{
	photo1.src=(img); 
    contImg(img);
}
} 
function contImg(img){ 
  if((photo1.width!=0)&&(photo1.height!=0)){ 
	viewImg(img); 
  } 
  else{ 
	funzione="contImg('"+img+"')"; 
	intervallo=setTimeout(funzione,20); 
  } 
} 
function viewImg(img){ 
  largh=photo1.width+20; 
  altez=photo1.height+20; 
  stringa="width="+largh+",height="+altez; 
  finestra=window.open(img,"",stringa); 
}