removed useless _ folders

Environmental_Effects/Environmental_Effects.sol

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+<Solution name="Environmental_Effects">
+<Project name="Environmental_Effects" path="Environmental_Effects\Environmental_Effects.prj" active="true"/>
+</Solution>

Environmental_Effects/Environmental_Effects/Environmental_Effects.prj

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+<Project name="Environmental_Effects" guid="D71A3882-6C00-1014-B904-200204C60A89">
+	<Object name="Object" guid="D71A3962-6C00-1014-B904-200204C60A89">
+		<Script name="Environmental_Effects_1.lsl" guid="D71A5318-6C00-1014-B904-200204C60A89">
+		</Script>
+	</Object>
+</Project>

Environmental_Effects/Environmental_Effects/Object/Environmental_Effects_1.lsl

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+// :CATEGORY:Environment
+// :NAME:Environmental_Effects
+// :AUTHOR:Anonymous
+// :CREATED:2010-01-10 05:20:56.000
+// :EDITED:2013-09-18 15:38:52
+// :ID:286
+// :NUM:384
+// :REV:1.0
+// :WORLD:Second Life
+// :DESCRIPTION:
+// Environmental Effects.lsl
+// :CODE:
+
+1
+list daySounds = ["",""];
+list nightSounds = ["",""];
+
+list nightAmbient = ["Cricket"];
+
+default {
+    state_entry() {
+        llStopSound();
+        llSetTimerEvent(2.0);
+    }
+
+    timer() {
+        vector time = llGetSunDirection();
+        list myList;
+        float density = 0.9;
+
+        if (time.z > 0.0) {
+            myList = llListRandomize(daySounds, 1);
+        }
+else {
+       myList = llListRandomize(nightSounds, 1);
+      density = 0.98;
+            
+            // Ambient nighttime sound
+            if (llFrand(1.0) > 0.85) {
+                llStopSound();
+            } else {
+                llLoopSound(llList2String(nightAmbient, 0), 1.0);
+            }
+        }
+        
+        if (llFrand(1.0) > density) {
+            llTriggerSound(llList2String(myList, 0), 1.0);
+        }
+    }
+}
+// END //