public void checkUserInput() {
		ControlLoading controlLoad = new ControlLoading(mySpringies, myBoardSetup);

		
		if(mySpringies.getKey(JGEngine.KeyUp)){
			ControlWallOut wallOut = new ControlWallOut(mySpringies, myBoardSetup, myEnvForces);
			wallOut.moveWall();
		}
		if(mySpringies.getKey(JGEngine.KeyDown)){
			ControlWallIn wallin = new ControlWallIn(mySpringies, myBoardSetup, myEnvForces);
			wallin.moveWall();
		}
		// Press 'N' to load new assembly
		controlLoad.load();
		// Press 'C' to clear assemblies
		controlLoad.clear();

		// toggle gravity, viscocity, and center of mass
		toggleGVM();

		// Press up and down arrows to change wall thickness
		//controlWallsm.moveWall();
		
		// Press 1, 2, 3, 4 (not on numpad) to toggle wall forces
		char[] possibleWalls = { '1', '2', '3', '4' };
		for (int i = 0; i < NUMKEYS; i++) {
			if (mySpringies.getKey(possibleWalls[i])) {
				mySpringies.clearKey(possibleWalls[i]);
				myBoardSetup.getWalls()[i].toggleWallForce();
			}
		}
		
		// Click to make temporary spring
		mClick.click();
	}