var rv=new Array();
var n=7;
var taken="";
for (var i=0; i<3; i++)
{
rv[i]=Math.round(Math.random()*n);
while (taken.indexOf(rv[i]+",")>-1)
rv[i]=Math.round(Math.random()*n);
taken=taken+rv[i]+",";
}
for (var i=0; i<3; i++)
{
if (rv[i]==0)
{
document.write('
');
}
if (rv[i]==1)
{
document.write('
');
}
if (rv[i]==2)
{
document.write('
');
}
if (rv[i]==3)
{
document.write('
');
}
if (rv[i]==4)
{
document.write('
');
}
if (rv[i]==5)
{
document.write('
');
}
if (rv[i]==6)
{
document.write('
');
}
if (rv[i]==7)
{
document.write('
');
}
}