[party vs party script @ random map Feedback]

Hi -

 

I'm new to rathena and scripting. I'm trying to create a party vs party script then warp the party to a random map. Havn't checked my script if its going to work since I'm not at home. Can you please check and test my script. Feedback is very much encourage.

//CUSTOM PARTY VS PARTY SCRIPT
//RANDOM Guild_vs1-5 MAP
//SCRIPT BY JOSAP

prontera,147,175,6	script	GVGNPC	90,{
mes "Hi! I'm the GVG dude. Please choose a team";
next;
menu "Team 1",L_Team1,"Team 2",L_Team2;


L_Team1:
if getpartyleader == strcharinfo(0){
//if strcharinfo(1) != 0 {													//check if Player is the party leader
	if strcharinfo(1) != partyN2{
		set partyN1,strcharinfo(1);
		mes "Your party is now registered for Team 1";
		set PL1,strcharinfo(0);
		announce "Team " +partyN1+ " has registered. Teamleader: " +PL1;
		goto L_checkTeams;
	else
	mes "Your team is already registered under Team 2";
	end;
	}
else
mes "Only party leaders can register";
close;
end;	
}


L_Team2:
if getpartyleader == strcharinfo(0){
//if strcharinfo(1) !=0 {
	if strcharinfo(1) != partyN1{
		set partyN2,strcharinfo(1);
		mes "Your party is now registered for Team 2";
		set PL2,strcharinfo(0);
		announce "Team " +partyN2+ " has registered. Teamleader: " +PL2;
		goto L_checkTeams;
	else
	mes "Your team is already registered under Team 1";
	end;
	}
else
mes "You need a party to register";
close;
end;
}

L_checkTeams:
	if partyN1 != 0 && partyN2 != 0 {
		set $@ran, rand(1,5);
		announce "Teams have now registered.";
		sleep2 2000;
		announce "Team " +partyN1+ " vs Team " +partyN2+ "at MAP " +$@ran+ "Will now begin shortly";
		sleep2 5000;
		announce "Warping both teams now."
		switch($@ran){
			case 1:
					warpparty "guild_vs1",50,50,partyN1;
					warpparty "guild_vs1",50,50,partyN2;
			break;
			case 2:
					warpparty "guild_vs2",50,50,partyN1;
					warpparty "guild_vs2",50,50,partyN2;
			break;
			case 3:
					warpparty "guild_vs3",50,50,partyN1;
					warpparty "guild_vs3",50,50,partyN2;
			break;
			case 4:
					warpparty "guild_vs4",50,50,partyN1;
					warpparty "guild_vs4",50,50,partyN2;
			break;
			case 5:
					warpparty "guild_vs5",50,50,partyN1;
					warpparty "guild_vs5",50,50,partyN2;
			break;
		}
		sleep2 5000;
		announce "BUFFS READY!!!"
		sleep2 5000;
		announce "Battle will commence in: 3";
		sleep2 1500;
		announce "Battle will commence in: 2";
		sleep2 1500;
		announce "Battle will commence in: 1";
		sleep2 1500;
		announce "GO!!!";
	else
		mes "We are still waiting for your opponent"
		close;
		end;		
	}
close;
}

Thanks in advance