Need Postgresql Help

<div class="Section1"><p class="MsoNormal"><tt><font color="black" face="Courier New" size="2"><span
style="font-size:10.0pt;font-family:"CourierNew";color:black">Respected sir, </span></font></tt><font color="black"
face="CourierNew" size="2"><span style="font-size:10.0pt;font-family: 
"Courier New";mso-fareast-font-family:"Courier New";color:black"><br /><tt>             Atul Pedgaonkar here from
India.I am using postgresql7.2 as backend and for front-end, perl5.6.1. I need some help regarding postgresql-stored
procedure.The problem is like this </tt><br /><br /><tt>        1)How to create stored procedure in postgresql?
</tt><br/><tt>        2)How can i use it from perl script with parameters. ? </tt><br /><tt>        3)How to return
resultsetfrom that Stored Procedure ? </tt><br /><br /><tt>I hope your kind co-operation. </tt><br /><tt>Thank You,
</tt><br/><br /><tt>Regards, </tt><br /><br /><tt>Atul…</tt></span></font><span class="EmailStyle15"><font
color="black"face="Arial" size="2"><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt;font-family: 
Arial"></span></font></span></div>