<!--
var cur=Math.round(10*Math.random())
if (cur<=1)
document.getElementById('testata').className='sfondolas01' ;
else if (cur<=2)
document.getElementById('testata').className='sfondolas02' ;
else if (cur<=3)
document.getElementById('testata').className='sfondolas03';
else if (cur<=4)
document.getElementById('testata').className='sfondolas04';
else if (cur<=5)
document.getElementById('testata').className='sfondolas05';
else if (cur<=6)
document.getElementById('testata').className='sfondolas06';
else if (cur<=7)
document.getElementById('testata').className='sfondolas07';
else if (cur<=8)
document.getElementById('testata').className='sfondolas08';
else if (cur<=9)
document.getElementById('testata').className='sfondolas09';
else if (cur<=10)
document.getElementById('testata').className='sfondolas10';
else if (cur<=11)
document.getElementById('testata').className='sfondolas11';
else if (cur<=12)
document.getElementById('testata').className='sfondolas12' ;
else if (cur<=13)
document.getElementById('testata').className='sfondolas13';
else if (cur<=14)
document.getElementById('testata').className='sfondolas14';
else if (cur<=15)
document.getElementById('testata').className='sfondolas15';
//-->