diff --git a/SMILEBASIC/VM.d b/SMILEBASIC/VM.d
index 4aca139..093c9be 100644
--- a/SMILEBASIC/VM.d
+++ b/SMILEBASIC/VM.d
@@ -34,6 +34,7 @@ class VMSlot
     Value[] global;
     VMVariable[wstring] globalTable;
     Function[wstring] functions;
+    Function[] functionTable;
     int[wstring] globalLabel;
     DebugInfo debugInfo;
     Value[wstring] directModeVariable;
@@ -78,7 +79,7 @@ class VM
             c.global ~= Value(ValueType.Void);
         foreach(wstring k, VMVariable v ; globalTable)
         {
-            if(v.index >= 0 && v.index >= oldlen)
+            if(v.index >= 0 && v.index >= oldlen && v.index < c.global.length)
                 c.global[v.index] = Value(v.type);
         }
     }
diff --git a/SMILEBASIC/builtinfunctions.d b/SMILEBASIC/builtinfunctions.d
index 75afbf6..1e3e67a 100644
--- a/SMILEBASIC/builtinfunctions.d
+++ b/SMILEBASIC/builtinfunctions.d
@@ -7,6 +7,7 @@ import std.traits;
 import std.stdio;
 import std.ascii;
 import std.range;
+import std.string;
 import otya.smilebasic.error;
 import otya.smilebasic.type;
 import otya.smilebasic.petitcomputer;
@@ -725,7 +726,6 @@ class BuiltinFunction
             {
                 return str[2..$].to!int(2);
             }
-            import std.string : munch;
             munch(str, " ");
             if(str.empty) return 0;
             /*
@@ -805,7 +805,6 @@ class BuiltinFunction
     }
     static int INSTR(Value vstart, Value vstr1, DefaultValue!(wstring, false) vstr2)
     {
-        import std.string;
         int start = 0;
         wstring str1, str2;
         if(!vstr2.isDefault)
@@ -1141,7 +1140,6 @@ class BuiltinFunction
         auto format = args[0].castString;
         import std.array : appender;
         import std.format;
-        import std.string;
         auto w = appender!wstring();
         int j = 1;
         for(int i = 0; i < format.length; i++)
@@ -1311,7 +1309,6 @@ class BuiltinFunction
     static Value LOAD1(PetitComputer p, wstring name, DefaultValue!(int, false) flag)
     {
         import otya.smilebasic.project;
-        import std.string;
         flag.setDefaultValue(0);
         auto type = Projects.splitResourceName(name);
         wstring txt;
@@ -1340,7 +1337,6 @@ class BuiltinFunction
     static void LOAD2(PetitComputer p, wstring name, DefaultValue!(int, false) flag)
     {
         import otya.smilebasic.project;
-        import std.string;
         flag.setDefaultValue(0);
         auto type = Projects.splitResourceName(name);
         wstring txt;
@@ -1399,6 +1395,39 @@ class BuiltinFunction
     {
         name = p.currentProject;
     }
+    //FILES TYPE$
+    //((TXT|DAT):)?\w+/?
+    static void FILES(PetitComputer p, DefaultValue!(wstring, false) name)
+    {
+        import otya.smilebasic.project;
+        if(name.isDefault)
+        {
+            name.setDefaultValue(p.currentProject);
+        }
+        auto t = Projects.splitResourceName(name.value);
+        auto res = t[0];
+        if(t[1].length && t[2].length)
+        {
+            throw new IllegalFunctionCall("FILES");
+        }
+        if(t[2].length && name.value.indexOf("/") != -1)
+        {
+            //"TXT:A":OK
+            //"TXT:A/":OK
+            //"TXT:/A":X
+            //"TXT:A/A":X
+            throw new IllegalFunctionCall("FILES");
+        }
+        auto project = t[1].length ? t[1] : t[2];
+        //project:.->hidden project
+        //project:/->project list
+        auto l = p.project.getFileList(project, res);
+        p.printConsole(res, "\t", project, "\n");
+        foreach(i; l)
+        {
+            p.printConsole(i, "\n");
+        }
+    }
     //alias void function(PetitComputer, Value[], Value[]) BuiltinFunc;
     static BuiltinFunctions[wstring] builtinFunctions;
     static wstring getBasicName(BFD)(const wstring def)
diff --git a/SMILEBASIC/parser.d b/SMILEBASIC/parser.d
index 856af56..c8273ee 100644
--- a/SMILEBASIC/parser.d
+++ b/SMILEBASIC/parser.d
@@ -103,7 +103,7 @@ class Lexical
                 isEmpty = true;
                 //return;
             }*/
-            token = Token(TokenType.Unknown);
+            token = Token(TokenType.NewLine);
             return;
         }
         int i = index;
@@ -789,20 +789,24 @@ class Parser
             case TokenType.Print:
                 node = print();
                 return node;
+            case TokenType.Call:
             case TokenType.Iden:
                 {
                     wstring name = token.value.stringValue;
                     lex.popFront();
-                    token = lex.front();
-                    if(token.type == TokenType.Assign)
+                    if (token.type != TokenType.Call)
                     {
-                        node = assign(name);
-                        return node;
-                    }
-                    if(token.type == TokenType.LBracket)//配列代入
-                    {
-                        node = arrayAssign(name);
-                        return node;
+                        token = lex.front();
+                        if(token.type == TokenType.Assign)
+                        {
+                            node = assign(name);
+                            return node;
+                        }
+                        if(token.type == TokenType.LBracket)//配列代入
+                        {
+                            node = arrayAssign(name);
+                            return node;
+                        }
                     }
                     //命令呼び出し
                     auto func = new CallFunctionStatement(name, lex.location);
@@ -932,6 +936,20 @@ class Parser
                 break;
             case TokenType.Input:
                 return inputStatement();
+            case TokenType.Use:
+                {
+                    lex.popFront();
+                    auto expr = expression();
+                    writeln("NOTIMPL:USE");
+                }
+                break;
+            case TokenType.Exec:
+                {
+                    lex.popFront();
+                    auto expr = expression();
+                    writeln("NOTIMPL:EXEC");
+                }
+                break;
             default:
                 syntaxError();
                 break;
diff --git a/SMILEBASIC/petitcomputer.d b/SMILEBASIC/petitcomputer.d
index 187f83c..6c5ebe0 100644
--- a/SMILEBASIC/petitcomputer.d
+++ b/SMILEBASIC/petitcomputer.d
@@ -924,6 +924,7 @@ class PetitComputer
             glAlphaFunc(GL_GEQUAL, 0.1f);
             glEnable(GL_ALPHA_TEST);
             glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+            xscreen(0, 512, 4);
             while(true)
             {
                 auto profile = SDL_GetTicks();
@@ -1111,7 +1112,7 @@ class PetitComputer
     }
     void printPrompt()
     {
-        //printConsole("[","]");
+        if(currentProject.length) printConsole("[", currentProject, "]");
         printConsole("OK\n");
     }
     Slot[] slot;
@@ -1449,7 +1450,7 @@ class PetitComputer
     wstring input(wstring prompt, bool useClipBoard)
     {
         auto olddisplay = displaynum;
-        displaynum = 0;
+        //displaynum = 0;
         printConsole(prompt);
         clearKeyBuffer();
         wstring buffer;
@@ -1517,7 +1518,7 @@ class PetitComputer
             }
         }
         showCursor = false;
-        display = olddisplay;
+        //display = olddisplay;
         return buffer;
     }
     int CSRX;
@@ -1741,7 +1742,7 @@ class PetitComputer
                     glVertex3f(x * 8 + 8, y * 8 + 8, 1024);
                 }
             }
-        if(showCursor && animationCursor)
+        if(displaynum == 0 && showCursor && animationCursor)
         {
             glColor4ubv(cast(ubyte*)&consoleColorGL[15]);
             glVertex3f((CSRX * 8), (CSRY * 8 + 8), -256);
@@ -1792,7 +1793,7 @@ class PetitComputer
                     glVertex3f(x * 8 + 8, y * 8 + 8, 1024);
                 }
             }
-        if(showCursor && animationCursor)
+        if(displaynum == 1 && showCursor && animationCursor)
         {
             glColor4ubv(cast(ubyte*)&consoleColorGL[15]);
             glVertex3f((CSRX * 8), (CSRY * 8 + 8), -256);
diff --git a/SMILEBASIC/project.d b/SMILEBASIC/project.d
index 7c74def..ef70adb 100644
--- a/SMILEBASIC/project.d
+++ b/SMILEBASIC/project.d
@@ -1,4 +1,5 @@
 module otya.smilebasic.project;
+import otya.smilebasic.error;
 import std.path;
 import std.file;
 import std.string;
@@ -6,6 +7,7 @@ import std.traits;
 import std.conv;
 import std.uni;
 import std.typecons;
+import std.range;
 class Projects
 {
     wstring rootPath;
@@ -30,7 +32,7 @@ class Projects
         createProjectInternal("[DEFAULT]");
         createProjectInternal("SYS");
     }
-    bool isValidProjectName(C)(C[] filename) if(isSomeChar!(C))
+    static bool isValidProjectName(C)(C[] filename) if(isSomeChar!(C))
     {
         if(filename.length > 14)
         {
@@ -45,7 +47,7 @@ class Projects
         }
         return true;
     }
-    bool isValidFileName(C)(C[] filename) if(isSomeChar!(C))
+    static bool isValidFileName(C)(C[] filename) if(isSomeChar!(C))
     {
         if(filename.length > 12)
         {
@@ -95,6 +97,36 @@ class Projects
         }
         return tuple(type, project, name);
     }
+    wstring[] getFileList(wstring project, wstring type)
+    {
+        import std.algorithm;
+        import std.functional;
+        if(!isValidProjectName(project))
+        {
+            return null;
+        }
+        if(project == "") project = "[DEFAULT]";
+        auto dir(wstring type)
+        {
+            auto path = buildPath(projectPath, project, type).to!string;
+            return dirEntries(path, SpanMode.shallow, false);
+        }
+        
+        if(type == "")
+        {
+            return chain(dir("TXT").filter!(x=>x.isFile&&isValidFileName(baseName(x.name))).map!((x) => "*"w ~ baseName(x.name).to!wstring),
+                         dir("DAT").filter!(x=>x.isFile&&isValidFileName(baseName(x.name))).map!((x) => " " ~ baseName(x.name).to!wstring)).array;
+        }
+        if(type == "TXT")
+        {
+            return dir("TXT").filter!(x=>x.isFile&&isValidFileName(baseName(x.name))).map!((x) => "*" ~ baseName(x.name).to!wstring).array;
+        }
+        if(type == "DAT")
+        {
+            return dir("DAT").filter!(x=>x.isFile&&isValidFileName(baseName(x.name))).map!((x) => " " ~ baseName(x.name).to!wstring).array;
+        }
+        return null;
+    }
     bool loadFile(wstring project, wstring type, wstring name, out wstring contents)
     {
         contents = "";
diff --git a/SMILEBASIC/token.d b/SMILEBASIC/token.d
index df4dadf..35277f3 100644
--- a/SMILEBASIC/token.d
+++ b/SMILEBASIC/token.d
@@ -65,6 +65,9 @@ enum TokenType
     Input,
     True,
     False,
+    Use,
+    Exec,
+    Call,
 }
 
 struct Token
diff --git a/SMILEBASIC/type.d b/SMILEBASIC/type.d
index 3a6f4fc..dfa5ca8 100644
--- a/SMILEBASIC/type.d
+++ b/SMILEBASIC/type.d
@@ -182,6 +182,8 @@ struct Value
         }
     }
 }
+//import std.experimental.ndslice;
+//ndsliceがこれに相当?
 class Array(T)
 {
     T[] array;