added clearscreen to docs

Author: Brainy0789

docs/ScreenFunctions.md

@@ -11,13 +11,48 @@ Running this creates a window. Simple as that. Before you run this command, you'
 ## Window Parameters (X)
 
 ````
-windowSize 1280,720;
+windowSize 255,255;
 windowTitle "Window Name";
 window; //Only open the window AFTER the parameters are set. If not, the commands won't do anything.
 ````
 
 The window paremeters should be pretty self explanatory, but `windowSize` sets the dimensions of the window and `WindowTitle` sets the window title.
 
+(Do note the max size for a window is 255.)
 
+## Drawing Pixels (X)
+
+````
+pixel x,y,r,g,b;
+````
+Displays a pixel at x,y with colors r,g,b.
+
+For example, this code below shows a red at the center of the screen.
+
+````
+windowSize 100,100
+window;
+
+pixel 50,50,255,0,0;
+````
+
+## Clearing the Screen (X)
+
+````
+clearScreen r,g,b;
+````
+
+Clears screen with r,g,b color.
+
+The code below will never display the `pixel` command because of the clear command.
+
+````
+windowSize 100,100;
+windowTitle Clear Test;
+window;
+
+pixel 50,50,255,0,0; //This pixel will never be shown.
+clearScreen 0,0,0;
+````
 
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