private void prerender() {
		float width = (float)Display.getWidth();
		float height = (float)Display.getWidth();

		GL11.glClearColor(0.999f, 0.999f, 0.999f, 1.0f);               //This Will Clear The Background Color To Black
		GL11.glClearDepth(1.0);                                  //Enables Clearing Of The Depth Buffer
		GL11.glHint(GL11.GL_PERSPECTIVE_CORRECTION_HINT, GL11.GL_NICEST);  // Really Nice Perspective Calculations
		GL11.glViewport(0, 0, (int)width, (int)height);
		GL11.glMatrixMode(GL11.GL_PROJECTION);
		GL11.glLoadIdentity();
		GLU.gluPerspective(45.0f, width / height, 0.1f, 100.0f); 
		GL11.glMatrixMode(GL11.GL_MODELVIEW);                    
		GL11.glLoadIdentity();
		GL11.glRenderMode(GL11.GL_RGBA);

		GL11.glClear(GL11.GL_COLOR_BUFFER_BIT | GL11.GL_DEPTH_BUFFER_BIT);  
	}