--- ../src-base/minecraft/net/minecraft/client/gui/GuiSlot.java
+++ ../src-work/minecraft/net/minecraft/client/gui/GuiSlot.java
@@ -181,15 +181,8 @@
             GlStateManager.func_179106_n();
             Tessellator tessellator = Tessellator.func_178181_a();
             BufferBuilder bufferbuilder = tessellator.func_178180_c();
-            this.field_148161_k.func_110434_K().func_110577_a(Gui.field_110325_k);
-            GlStateManager.func_179131_c(1.0F, 1.0F, 1.0F, 1.0F);
-            float f = 32.0F;
-            bufferbuilder.func_181668_a(7, DefaultVertexFormats.field_181709_i);
-            bufferbuilder.func_181662_b((double)this.field_148152_e, (double)this.field_148154_c, 0.0D).func_187315_a((double)((float)this.field_148152_e / 32.0F), (double)((float)(this.field_148154_c + (int)this.field_148169_q) / 32.0F)).func_181669_b(32, 32, 32, 255).func_181675_d();
-            bufferbuilder.func_181662_b((double)this.field_148151_d, (double)this.field_148154_c, 0.0D).func_187315_a((double)((float)this.field_148151_d / 32.0F), (double)((float)(this.field_148154_c + (int)this.field_148169_q) / 32.0F)).func_181669_b(32, 32, 32, 255).func_181675_d();
-            bufferbuilder.func_181662_b((double)this.field_148151_d, (double)this.field_148153_b, 0.0D).func_187315_a((double)((float)this.field_148151_d / 32.0F), (double)((float)(this.field_148153_b + (int)this.field_148169_q) / 32.0F)).func_181669_b(32, 32, 32, 255).func_181675_d();
-            bufferbuilder.func_181662_b((double)this.field_148152_e, (double)this.field_148153_b, 0.0D).func_187315_a((double)((float)this.field_148152_e / 32.0F), (double)((float)(this.field_148153_b + (int)this.field_148169_q) / 32.0F)).func_181669_b(32, 32, 32, 255).func_181675_d();
-            tessellator.func_78381_a();
+            // Forge: background rendering moved into separate method.
+            this.drawContainerBackground(tessellator);
             int k = this.field_148152_e + this.field_148155_a / 2 - this.func_148139_c() / 2 + 2;
             int l = this.field_148153_b + 4 - (int)this.field_148169_q;
 
@@ -458,4 +451,18 @@
     {
         return this.field_148149_f;
     }
+
+    protected void drawContainerBackground(Tessellator tessellator)
+    {
+        BufferBuilder buffer = tessellator.func_178180_c();
+        this.field_148161_k.func_110434_K().func_110577_a(Gui.field_110325_k);
+        GlStateManager.func_179131_c(1.0F, 1.0F, 1.0F, 1.0F);
+        float f = 32.0F;
+        buffer.func_181668_a(7, DefaultVertexFormats.field_181709_i);
+        buffer.func_181662_b((double)this.field_148152_e,  (double)this.field_148154_c, 0.0D).func_187315_a((double)((float)this.field_148152_e  / f), (double)((float)(this.field_148154_c + (int)this.field_148169_q) / f)).func_181669_b(32, 32, 32, 255).func_181675_d();
+        buffer.func_181662_b((double)this.field_148151_d, (double)this.field_148154_c, 0.0D).func_187315_a((double)((float)this.field_148151_d / f), (double)((float)(this.field_148154_c + (int)this.field_148169_q) / f)).func_181669_b(32, 32, 32, 255).func_181675_d();
+        buffer.func_181662_b((double)this.field_148151_d, (double)this.field_148153_b,    0.0D).func_187315_a((double)((float)this.field_148151_d / f), (double)((float)(this.field_148153_b    + (int)this.field_148169_q) / f)).func_181669_b(32, 32, 32, 255).func_181675_d();
+        buffer.func_181662_b((double)this.field_148152_e,  (double)this.field_148153_b,    0.0D).func_187315_a((double)((float)this.field_148152_e  / f), (double)((float)(this.field_148153_b    + (int)this.field_148169_q) / f)).func_181669_b(32, 32, 32, 255).func_181675_d();
+        tessellator.func_78381_a();
+    }
 }