var topologo=new Array()
topologo[0]='<img src="LSV1.png" width="148" height="63" border="0" alt="Professor Leandro S. Vieira" />'
topologo[1]='<img src="LSV2.png" width="148" height="63" border="0" alt="Professor Leandro S. Vieira" />'
topologo[2]='<img src="LSV3.png" width="148" height="63" border="0" alt="Professor Leandro S. Vieira" />'
topologo[3]='<img src="LSV4.png" width="148" height="63" border="0" alt="Professor Leandro S. Vieira" />'
topologo[4]='<img src="LSV5.png" width="148" height="63" border="0" alt="Professor Leandro S. Vieira" />'
topologo[5]='<img src="LSV6.png" width="148" height="63" border="0" alt="Professor Leandro S. Vieira" />'
var whichtopologo=Math.floor(Math.random()*(topologo.length))
document.write(topologo[whichtopologo])