Can someone tell me what's wrong with this script?

[Synica]

PASTE BIN : /* @Author Kyodia * NPC for : DRAZELMS * Purpose : Event Trophy Trade-I - Pastebin.com

or

THE CODE

Spoiler:

 /*
 
 @Author Kyodia
 * NPC for : DRAZELMS
 * Purpose : Event Trophy Trade-In

 */

var yes1 = "Enjoy! \r\n #b(#kYou have traded #r1 Event Trophy for 10,000 NX#b)#k"
var yes2 = "Enjoy! \r\n #b(#kYou have traded #r2 Event Trophies for 22,500 NX#b)#k"
var no = "I'm not sure you have the items needed!"
var status;
 
function start() {
	status = -1;
	action(1, 0, 0);
}

function action(m, t, s) {
	if (mode == 1) {
		status++;
		}else{
		status--;
		}
		if (status == 0) {
			cm.sendSimple("Hey there #h #, need to trade in a #revent trophy#k? \r\n\r\n #L0#Trade #e1#k Event Trophy for #b10,000 NX#k#l \r\n #L1# Trade #e2#k Event Trophies for #b22,500 NX#k #l"); 
		}else if (status == 1) {
			if (selection == 0) {
			if (cm.haveItem(4000038, 1)) {
				cm.sendOk(yes1);
				cm.gainNX(10000);
				cm.dispose();
			}else{
				cm.sendOk(no);
				cm.dispose();
		}else if (selection == 1) {
			if (cm.haveItem(4000038, 2)) {
				cm.sendOk(yes2);
				cm.gainNX(22500);
				cm.dispose();
			}else{
				cm.sendOk(no);
				cm.dispose();
				}
			}
		}
	}
}

Thanks,
-Jonathan

[MentaL]

[Nmb1Gamer]

Here you are...

 /*
 
 @Author Kyodia
 * NPC for : DRAZELMS
 * Purpose : Event Trophy Trade-In

 */

var yes1 = "Enjoy! \r\n #b(#kYou have traded #r1 Event Trophy for 10,000 NX#b)#k"; // Missing semicolon or ;
var yes2 = "Enjoy! \r\n #b(#kYou have traded #r2 Event Trophies for 22,500 NX#b)#k"; // Same as above
var no = "I'm not sure you have the items needed!"; // Same as above
var status;
 
function start() {
    status = -1;
    action(1, 0, 0);
}

function action(m, t, s) {
    if (mode == 1) {
        status++;
    }else{
        status--;
    }
    if (status == 0) {
        cm.sendSimple("Hey there #h #, need to trade in a #revent trophy#k? \r\n\r\n #L0#Trade #e1#k Event Trophy for #b10,000 NX#k#l \r\n #L1# Trade #e2#k Event Trophies for #b22,500 NX#k #l"); 
    } else if (status == 1) {
        if (selection == 0) {
            if (cm.haveItem(4000038, 1)) {
                cm.sendOk(yes1);
                cm.gainItem(4000038, -1); // Just assuming you want it to take away the item
                cm.gainNX(10000);
                cm.dispose();
            } else {
                cm.sendOk(no);
                cm.dispose();
            } // Missing closing bracket for else statement
        } else if (selection == 1) {
            if (cm.haveItem(4000038, 2)) {
                cm.sendOk(yes2);
                cm.gainItem(4000038, -2); // Assuming you want to remove the item
                cm.gainNX(22500);
                cm.dispose();
            } else {
                cm.sendOk(no);
                cm.dispose();
            }
        }
    }
}
// } <- Unnecessary or just not correctly placed 

[Lapje]

^ That won't work.

/*
 
 @Author Kyodia
 * NPC for : DRAZELMS
 * Purpose : Event Trophy Trade-In

 */

var yes1 = "Enjoy! \r\n #b(#kYou have traded #r1 Event Trophy for 10,000 NX#b)#k"; //idem
var yes2 = "Enjoy! \r\n #b(#kYou have traded #r2 Event Trophies for 22,500 NX#b)#k";
var no = "I'm not sure you have the items needed!";
var status;
 
function start() {
    status = -1;
    action(1, 0, 0);
}

function action(m, t, s) { //You defined Mode, Type and Selection as m, t and s. 
    status++;
    if (m != 1) {
        cm.dispose();
        return;
    }
    if (status == 0) {
        cm.sendSimple("Hey there #h #, need to trade in a #revent trophy#k? \r\n\r\n #L0#Trade #e1#k Event Trophy for #b10,000 NX#k#l \r\n #L1# Trade #e2#k Event Trophies for #b22,500 NX#k #l"); 
    } else if (status == 1) {
        if (s == 0) {
            if (cm.haveItem(4000038, 1)) {
                cm.gainItem(4000038, -1);
                cm.sendOk(yes1);
                cm.gainNX(10000);
            } else {
                cm.sendOk(no);
            }
        } else if (s == 1) {
            if (cm.haveItem(4000038, 2)) {
                cm.gainItem(4000038, -2);
                cm.sendOk(yes2);
                cm.gainNX(22500);
            } else {
                cm.sendOk(no);
            }
        }
        cm.dispose(); //One general dispose has the same effect.
        //Fixed your syntax
    }
}