summit heres d code

class beg------------------class beg {     function setinst($instance){         $this->instance = $instance;     }     function setusr($user){         $this->user = $user;     } } file one------------------$beg = new beg; $beg->setinst("localhost"); file two------------------if(class_exists("beg")){	$beg2 = new beg; 	$beg2->setinst("localhost"); }else{	require_once("scrs/beg.class.php"); }// jst used this if to see if class exists