var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		bar_05_over = newImage("images/bar_05-over.gif");
		bar_06_over = newImage("images/bar_06-over.gif");
		bar_07_over = newImage("images/bar_07-over.gif");
		bar_08_over = newImage("images/bar_08-over.gif");
		bar_09_over = newImage("images/bar_09-over.gif");
		bar_10_over = newImage("images/bar_10-over.gif");
		bar_11_over = newImage("images/bar_11-over.gif");
		bar_12_over = newImage("images/bar_12-over.gif");
		bar_13_over = newImage("images/bar_13-over.gif");
		bar_14_over = newImage("images/bar_14-over.gif");
		preloadFlag = true;
	}
}

function controlf()
{
 var errore='';
 if (document.frmAll.words.value == "")
   {
    errore +='\n' + '- una parola ';
  
   }

 if (errore!='')
  {
   alert("Si prega di inserire:" + errore)
   
  } else {
                 document.frmAll.submit();
         }      
}