diff --git a/src/Client/DefScript/DefScript.cpp b/src/Client/DefScript/DefScript.cpp
index 9480d8c..784e136 100644
--- a/src/Client/DefScript/DefScript.cpp
+++ b/src/Client/DefScript/DefScript.cpp
@@ -81,6 +81,7 @@ void DefScriptPackage::_InitFunctions(void)
     AddFunc("and",&DefScriptPackage::func_and);
     AddFunc("or",&DefScriptPackage::func_or);
     AddFunc("xor",&DefScriptPackage::func_xor);
+    AddFunc("substr",&DefScriptPackage::func_substr);
 }
 
 void DefScriptPackage::AddFunc(std::string n,DefReturnResult (DefScriptPackage::*f)(CmdSet& Set))
@@ -688,7 +689,7 @@ DefXChgResult DefScriptPackage::ReplaceVars(std::string str, CmdSet *pSet, unsig
                     bLen=closingBracket-openingBracket-1;
                     subStr=str.substr(openingBracket+1,bLen);
                     //printf("SUBSTR: \"%s\"\n",subStr.c_str());
-                    xchg=ReplaceVars(subStr,pSet,nextVar,true);
+                    xchg=ReplaceVars(subStr,pSet,nextVar,run_embedded);
                     if( nextVar==DEFSCRIPT_NONE && hasVar && xchg.changed )
                     {
                         str.erase(openingBracket+1,subStr.length());
diff --git a/src/Client/DefScript/DefScript.h b/src/Client/DefScript/DefScript.h
index 0bbd73d..d49c8d8 100644
--- a/src/Client/DefScript/DefScript.h
+++ b/src/Client/DefScript/DefScript.h
@@ -172,7 +172,7 @@ private:
     DefReturnResult func_and(CmdSet&);
     DefReturnResult func_or(CmdSet&);
     DefReturnResult func_xor(CmdSet&);
-
+    DefReturnResult func_substr(CmdSet&);
     // setup own function declarations here
 #   include "DefScriptInterfaceInclude.h"
 
diff --git a/src/Client/DefScript/DefScriptFunctions.cpp b/src/Client/DefScript/DefScriptFunctions.cpp
index 07a9242..a217766 100644
--- a/src/Client/DefScript/DefScriptFunctions.cpp
+++ b/src/Client/DefScript/DefScriptFunctions.cpp
@@ -368,32 +368,22 @@ DefReturnResult DefScriptPackage::func_isset(CmdSet& Set)
     return variables.Exists(Set.defaultarg);
 }
 
-// TODO: fix this funtion to work with large values up to (0xFFFF FFFF FFFF FFFF = 2^64)
 DefReturnResult DefScriptPackage::func_tohex(CmdSet& Set)
 {
     DefReturnResult r;
     char buf[50];
-    ldbl d=toNumber(Set.defaultarg);
-    bool negative=d<0;
-    if(stringToLower(Set.arg[0])=="abs")
-    {
-        negative=false;        
-    }
-    else
-    {
-        d=fabs(d);
-    }
-    uint64 u=(uint64)floor(d);
-
+    bool full=stringToLower(Set.arg[0])=="full";
+    uint64 u=toUint64(Set.defaultarg);
 #if COMPILER == COMPILER_MICROSOFT
     sprintf(buf,"%016I64X",u);
 #else
     sprintf(buf,"%016llX",u);
 #endif
     std::string str=buf;
-    while(str.length() && str.at(0)=='0')
-        str.erase(0,1);
-    r.ret = negative ? (std::string("-0x").append(str)) : std::string("0x").append(str);
+    if(!full)
+        while(str.length() && str.at(0)=='0')
+            str.erase(0,1);
+    r.ret = std::string("0x").append(str);
     return r;
 }
 
@@ -419,3 +409,15 @@ DefReturnResult DefScriptPackage::func_xor(CmdSet& Set)
     return (isTrue(Set.defaultarg) && isTrue(Set.arg[0])) || ( (!isTrue(Set.defaultarg)) && (!isTrue(Set.arg[0]) ) );
 }
 
+DefReturnResult DefScriptPackage::func_substr(CmdSet& Set)
+{
+    DefReturnResult r;
+    unsigned int start,len;
+    len=(unsigned int)toNumber(Set.arg[0]);
+    start=(unsigned int)toNumber(Set.arg[1]);
+    if(start+len<Set.defaultarg.length())
+        len=Set.defaultarg.length()-start;
+    r.ret=Set.defaultarg.substr(start,len);
+    return r;
+}
+
diff --git a/src/Client/DefScript/DefScriptTools.cpp b/src/Client/DefScript/DefScriptTools.cpp
index 9672a6a..63d65ac 100644
--- a/src/Client/DefScript/DefScriptTools.cpp
+++ b/src/Client/DefScript/DefScriptTools.cpp
@@ -126,7 +126,7 @@ uint64 DefScriptTools::toUint64(std::string str)
     else
         num = atoi64(str.c_str());
     if(negative)
-        num = (uint64)(-1) - num;
+        num = (uint64)(-1) - num; // is this correct?
     return num;
 }
 
diff --git a/src/Client/DefScriptInterface.cpp b/src/Client/DefScriptInterface.cpp
index 25187ff..c86345b 100644
--- a/src/Client/DefScriptInterface.cpp
+++ b/src/Client/DefScriptInterface.cpp
@@ -41,6 +41,8 @@ void DefScriptPackage::_InitDefScriptInterface(void)
     AddFunc("getitemprotovalue",&DefScriptPackage::SCGetName);
     AddFunc("getobjecttype",&DefScriptPackage::SCGetObjectType);
     AddFunc("objectknown",&DefScriptPackage::SCObjectKnown);
+    AddFunc("getplayerperm",&DefScriptPackage::SCGetPlayerPerm);
+    AddFunc("getscriptperm",&DefScriptPackage::SCGetScriptPerm);
 }
 
 DefReturnResult DefScriptPackage::SCshdn(CmdSet& Set)
@@ -458,6 +460,28 @@ DefReturnResult DefScriptPackage::SCObjectKnown(CmdSet& Set)
     return o!=NULL;
 }
 
+DefReturnResult DefScriptPackage::SCGetPlayerPerm(CmdSet& Set)
+{
+    DefReturnResult r;
+    uint8 perm=0;
+    for (std::map<std::string,unsigned char>::iterator i = my_usrPermissionMap.begin(); i != my_usrPermissionMap.end(); i++)
+        if(i->first == Set.defaultarg)
+            perm = i->second;
+    r.ret = toString(perm);
+    return r;
+}
+
+DefReturnResult DefScriptPackage::SCGetScriptPerm(CmdSet& Set)
+{
+    DefReturnResult r;
+    uint8 perm=0;
+    for (std::map<std::string,unsigned char>::iterator i = scriptPermissionMap.begin(); i != scriptPermissionMap.end(); i++)
+        if(i->first == Set.defaultarg)
+            perm = i->second;
+    r.ret = toString(perm);
+    return r;
+}
+
 DefReturnResult DefScriptPackage::SCGetItemProtoValue(CmdSet& Set)
 {
     if(!(((PseuInstance*)parentMethod)->GetWSession() && ((PseuInstance*)parentMethod)->GetWSession()->IsValid()))
diff --git a/src/Client/DefScriptInterfaceInclude.h b/src/Client/DefScriptInterfaceInclude.h
index 7bd6997..e3c46a6 100644
--- a/src/Client/DefScriptInterfaceInclude.h
+++ b/src/Client/DefScriptInterfaceInclude.h
@@ -33,5 +33,7 @@ DefReturnResult SCGetEntry(CmdSet&);
 DefReturnResult SCGetItemProtoValue(CmdSet&);
 DefReturnResult SCGetObjectType(CmdSet&);
 DefReturnResult SCObjectKnown(CmdSet&);
+DefReturnResult SCGetPlayerPerm(CmdSet&);
+DefReturnResult SCGetScriptPerm(CmdSet&);
 
 #endif
\ No newline at end of file