function Pgk(P_bo,P_bt){
	if(P_bo.style.display=="none"){
		
		Pg_kk_1.style.display="none";
		Pg_kk_2.style.display="none";
		Pg_kk_3.style.display="none";
		
		Pg_bb_1.className="T_1E4C5F";
		Pg_bb_2.className="T_1E4C5F";
		Pg_bb_3.className="T_1E4C5F";
  
        P_bo.style.display="";
		P_bt.className="Line_U_L_R_005797_1_2";
	}
	else
	{
		P_bo.display="";
		P_bt.className="Line_U_L_R_005797_1_2";
	}
}