function picklink() {
var linknumber = 2 ;
var linktext = "main/index.php" ;
var randomnumber = Math.random() ;
var linkselect = Math.round( (linknumber-1) * randomnumber) + 1 ;
if ( linkselect == 1)
   {linktext="main/index.php" }
if ( linkselect == 2)
   {linktext="main/index2.php" }
return linktext;
}