Background Bird Songs

Copy and paste the script:-

// Title: British Birdsongs
// Written: 11/04/2007
// Comments:
//
//
//
string version = "version: 1.00"; // change for each version
list listSongs;
integer counter;
integer songCount;
integer song;

//
// GMT time display in HH:MM format
//
float seconds;
float hours;
float minutes;
integer hh;
integer mm;
integer ss;
string HH;
string MM;

string hhmm()
{
seconds = llGetGMTclock();
hours = (seconds/3600);
hh = (integer)hours;
HH = (string)hh;
if(hh < 10) HH = "0" + HH;

minutes = (hours - (integer)hours) * 60;
mm = (integer)minutes;
MM = (string)mm;

if(mm ";
}
//
zzDisplay(list out) { // output debug info
llOwnerSay(llList2CSV(out));
}

// global initialization function.
//
init()
{
llOwnerSay(hhmm() + version);
llSetObjectDesc(version);
//
listSongs = [];
songCount = llGetInventoryNumber(INVENTORY_SOUND);
for(counter=0;counter < songCount;counter++){
listSongs += llGetInventoryName(INVENTORY_SOUND,counter);
}
llSetTimerEvent(11);
}

default
{
state_entry()
{
init();
}

on_rez(integer start_param)
{
init();
}

timer()
{
song = (integer)llFrand(songCount);
llPlaySound(llList2String(listSongs,song),1.0);

}
}