diff --git a/lib/command.coffee b/lib/command.coffee
index 393b295..cc85247 100644
--- a/lib/command.coffee
+++ b/lib/command.coffee
@@ -15,7 +15,7 @@ class Command
 
     func = (new Ex)[command]
     if func?
-      func(args)
+      func(args...)
     else
       throw new CommandError("#{input.characters}")
 
diff --git a/lib/ex.coffee b/lib/ex.coffee
index c208c7b..01560ee 100644
--- a/lib/ex.coffee
+++ b/lib/ex.coffee
@@ -1,15 +1,46 @@
-class Ex
-  write: ->
-    if atom.workspace.getActiveTextEditor().getPath() isnt undefined
-      atom.workspace.getActiveEditor().save()
-    else
-      atom.workspace.getActivePane().saveActiveItemAs()
+path = require 'path'
+
+class Ex
+  quit: ->
+    atom.workspace.getActivePane().destroyActiveItem()
+
+  q: =>
+    @quit()
+
+  tabedit: (filePaths...) ->
+    pane = atom.workspace.getActivePane()
+    if filePaths? and filePaths.length > 0
+      for file in filePaths
+        do -> atom.workspace.openURIInPane file, pane
+    else
+      atom.workspace.openURIInPane('', pane)
+
+  tabe: (filePaths...) =>
+    @tabedit(filePaths...)
+
+  write: (filePath) =>
+    projectPath = atom.project.getPath()
+    pane = atom.workspace.getActivePane()
+    editor = atom.workspace.getActiveEditor()
+    if atom.workspace.getActiveTextEditor().getPath() isnt undefined
+      if filePath?
+        editorPath = editor.getPath()
+        editor.saveAs(path.join(projectPath, filePath))
+        editor.buffer.setPath(editorPath)
+      else
+        editor.save()
+    else
+      if filePath?
+        editor.saveAs(path.join(projectPath, filePath))
+      else
+        pane.saveActiveItemAs()
+
+  w: (filePath) => @write(filePath)
 
-  w: => @write()
   wa: ->
     atom.workspace.saveAll()
 
-  split: (filePaths) ->
+  split: (filePaths...) ->
     pane = atom.workspace.getActivePane()
     if filePaths? and filePaths.length > 0
       newPane = pane.splitUp()
@@ -19,9 +50,9 @@ class Ex
     else
       pane.splitUp(copyActiveItem: true)
 
-  sp: (filePaths) => @split(filePaths)
+  sp: (filePaths...) => @split(filePaths...)
 
-  vsplit: (filePaths) ->
+  vsplit: (filePaths...) ->
     pane = atom.workspace.getActivePane()
     if filePaths? and filePaths.length > 0
       newPane = pane.splitLeft()
@@ -31,6 +62,6 @@ class Ex
     else
       pane.splitLeft(copyActiveItem: true)
 
-  vsp: (filePaths) => @vsplit(filePaths)
+  vsp: (filePaths...) => @vsplit(filePaths...)
 
 module.exports = Ex