Docs 1.6

Accidentally uploaded outdated 1.6 docs

docs/docs1_6/objects/Slider/setBackgroundSymbol.md

@@ -0,0 +1,18 @@
+## setBackgroundSymbol
+Changes the symbol in the background, default is "\140"
+
+#### Parameters: 
+1. `string` symbol
+
+#### Returns:
+1. `object` The object in use
+
+#### Usage:
+* Creates a new slider and changes the background symbol to X
+```lua
+local mainFrame = basalt.createFrame()
+local slider = mainFrame:addSlider():setBackgroundSymbol("X")
+```
+```xml
+<slider backgroundSymbol="X" />
+```