From 40457bf65218bd6d4aee0e377460d6cc6e61ee97 Mon Sep 17 00:00:00 2001
From: Simon Robertshaw <simon@hardwired.org.uk>
Date: Mon, 10 Oct 2011 23:58:50 +0100
Subject: Fix crash with LIGH


diff --git a/src/elements/sprk.c b/src/elements/sprk.c
index 45b9acb..ac86467 100644
--- a/src/elements/sprk.c
+++ b/src/elements/sprk.c
@@ -68,7 +68,9 @@ int update_SPRK(UPDATE_FUNC_ARGS) {
                         int p=create_part(-1, x+rx*2, y+ry*2, PT_LIGH);
                         if (p!=-1)
                         {
-                            parts[p].life=rand()%(2+parts[i].tmp/15)+4+parts[i].tmp/7;
+							if(!parts[i].tmp) //Prevent Arithmetic errors with zero values
+								continue;
+							parts[p].life=rand()%(2+parts[i].tmp/15)+4+parts[i].tmp/7;
                             if (parts[i].life>60)
                                 parts[i].life=60;
                             parts[p].temp=parts[p].life*parts[i].tmp/2.5;
--
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