Need Help Poring coin to Skull & Skull to Poring coin

[Dev Blaze]

Need Help About this script

Put delay Every 1hr can exchange only

A. 1 Poring Coin to Skull 10

B. 10 skull & 1 Poring coins

[uDe]

Here's my Skull and Poring Coin conversion NPC.

Please edit to your liking and sorry for the 'newbie' script. I'm still learning though..

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//uDe//
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new_1-2,95,29,5	script	NeutralRO Trader	421,{
mes "[^FF0000NeutralRO Trader^000000]";
mes "Hi..! ";
mes "I can convert your Skull to Poring Coin also Poring Coin to Skull.";
mes "";
mes "Both item needed for buying item or quest.";
mes " ";
next;
menu "[75]Skull to Poring Coin[25]",SK7525,"[150]Skull to Poring Coin[50]",SK15050,"[300]Skull to Poring Coin[100]",SK300100,"[600]Skull to Poring Coin[200]",SK600200,"[200]Poring Coin to Skull[600]",PC200600,"[100]Poring Coin to Skull[300]",PC100300,"[50]Poring Coin to Skull[150]",PC50150,"[25]Poring Coin to Skull[75]",PC2575,"Leave",CHOW;

SK7525:
if(countitem(7420) < 75) goto NOX;
mes "[^FF0000NeutralRO Trader^000000]";
mes "Oh, Great! Thanks..";
delitem 7420,75;
getitem 7539,25;
close;

SK15050:
if(countitem(7420) < 150) goto NOX;
mes "[^FF0000NeutralRO Trader^000000]";
mes "Oh, Great! Thanks..";
delitem 7420,150;
getitem 7539,50;
close;

SK300100:
if(countitem(7420) < 300) goto NOX;
mes "[^FF0000NeutralRO Trader^000000]";
mes "Oh, Great! Thanks..";
delitem 7420,300;
getitem 7539,100;
close;

SK600200:
if(countitem(7420) < 600) goto NOX;
mes "[^FF0000NeutralRO Trader^000000]";
mes "Oh, Great! Thanks..";
delitem 7420,600;
getitem 7539,200;
close;

PC200600:
if(countitem(7539) < 200) goto NOX;
mes "[^FF0000NeutralRO Trader^000000]";
mes "Oh, Great! Thanks..";
delitem 7539,200;
getitem 7420,600;
close;

PC100300:
if(countitem(7539) < 100) goto NOX;
mes "[^FF0000NeutralRO Trader^000000]";
mes "Oh, Great! Thanks..";
delitem 7539,100;
getitem 7420,300;
close;

PC50150:
if(countitem(7539) < 50) goto NOX;
mes "[^FF0000NeutralRO Trader^000000]";
mes "Oh, Great! Thanks..";
delitem 7539,50;
getitem 7420,150;
close;

PC2575:
if(countitem(7539) < 25) goto NOX;
mes "[^FF0000NeutralRO Trader^000000]";
mes "Oh, Great! Thanks..";
delitem 7539,25;
getitem 7420,75;
close;


NOX:
mes "[^FF0000NeutralRO Trader^000000]";
mes "Sorry, you don't have the required items to convert.";
close;

CHOW:
mes "[^FF0000NeutralRO Trader^000000]";
mes "Have a nice day.";
close;
}

[SkyHigh]

TQ