Guild PQ + fixed negative EXP error

Implemented Guild PQ. Fixed a problem introduced earlier where negative
EXP would be deemed as "integer overflow", provoking many game breaking
issues as result.

scripts/npc/9040001.js

@@ -19,20 +19,48 @@
     You should have received a copy of the GNU Affero General Public License
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
+/*
+@	Author : Ronan
+@
+@	NPC = Nuris (9040001)
+@	Map = Sharenian - Returning Path
+@	NPC MapId = 990001100
+@	NPC Exit-MapId = 101030104
+@
+ */
 
-/* 
-* @Author Lerk
-* 
-* Nuris, Sharenian: Returning Path (990001100)
-* 
-* Exit of Guild Quest
-*/
-
-var GQItems = new Array(1032033, 4001024, 4001025, 4001026, 4001027, 4001028, 4001029, 4001030, 4001031, 4001032, 4001033, 4001034, 4001035, 4001037);
+var status;
 
 function start() {
-    for (var i = 0; i < GQItems.length; i++)
-        cm.removeAll(GQItems[i]);
-    cm.warp(101030104);
-    cm.dispose();
+    status = -1;
+    action(1,0,0);
+}
+
+function action(mode, type, selection){
+    if (mode == 1)
+        status++;
+    else {
+        cm.dispose();
+        return;
+    }
+
+    if (status == 0) {
+        var outText = "It seems you have finished exploring Sharenian Keep, yes? Are you going to return to the recruitment map now?";
+        cm.sendYesNo(outText);
+    } else if (mode == 1) {
+        var eim = cm.getEventInstance();
+        
+        if(eim != null && eim.isEventCleared()) {
+            if(!eim.giveEventReward(cm.getPlayer())) {
+                    cm.sendNext("It seems you don't have a free slot in either your #rEquip#k, #rUse#k or #rEtc#k inventories. Please make some room first.");
+            } else {
+                    cm.warp(101030104);
+            }
+            
+            cm.dispose();
+        } else {
+            cm.warp(101030104);
+            cm.dispose();
+        }
+    }
 }