diff -ur bitcoin-0.5.1/src/bitcoinrpc.cpp bitcoin-0.5.1-electrum/src/bitcoinrpc.cpp
--- bitcoin-0.5.1/src/bitcoinrpc.cpp	2011-12-13 22:56:26.000000000 +0200
+++ bitcoin-0.5.1-electrum/src/bitcoinrpc.cpp	2011-12-27 22:44:06.494789148 +0200
@@ -1362,7 +1362,43 @@
     return entry;
 }
 
+Value importtransaction(const Array& params, bool fHelp)
+{
+  string hexdump;
+  if (fHelp || params.size() != 1 || (hexdump=params[0].get_str()).size()&1)
+    throw runtime_error(
+            "importtransaction <hexdata>\n"
+            "Import an offline transaction to announce it into the network");
+
+  std::vector<unsigned char> rawtx;
+  for (int i=0; i<hexdump.size(); i+=2)
+    {
+      int v;
+      if (sscanf(hexdump.substr(i,2).c_str(), "%x", &v)!=1)
+	throw JSONRPCError(-4, "Error in hex data.");
+      rawtx.push_back((unsigned char)v);
+    }
+try
+  {
+    CDataStream ss(rawtx);
+    CTransaction tx;
+    ss >> tx;
+    CInv inv(MSG_TX, tx.GetHash());
+    if(! tx.AcceptToMemoryPool(true)) throw JSONRPCError(-4, "Transaction not accepted to memory pool.");
+    CDataStream msg(rawtx);
+    RelayMessage(inv, msg);
+    return tx.GetHash().GetHex();
+  }
+ catch (std::exception& e)
+   {
+     throw JSONRPCError(-4, "Exception while parsing the transaction data.");
+   }
+
+}
+
+
 
+  
 Value backupwallet(const Array& params, bool fHelp)
 {
     if (fHelp || params.size() != 1)
@@ -1846,6 +1882,7 @@
     make_pair("settxfee",               &settxfee),
     make_pair("getmemorypool",          &getmemorypool),
     make_pair("listsinceblock",        &listsinceblock),
+    make_pair("importtransaction",      &importtransaction),
 };
 map<string, rpcfn_type> mapCallTable(pCallTable, pCallTable + sizeof(pCallTable)/sizeof(pCallTable[0]));
 
diff -ur bitcoin-0.5.1/src/main.cpp bitcoin-0.5.1-electrum/src/main.cpp
--- bitcoin-0.5.1/src/main.cpp	2011-12-13 22:56:26.000000000 +0200
+++ bitcoin-0.5.1-electrum/src/main.cpp	2011-12-27 22:44:18.714789152 +0200
@@ -2820,16 +2820,19 @@
 
             // Size limits
             unsigned int nTxSize = ::GetSerializeSize(tx, SER_NETWORK);
-            if (nBlockSize + nTxSize >= MAX_BLOCK_SIZE_GEN)
-                continue;
+            //if (nBlockSize + nTxSize >= MAX_BLOCK_SIZE_GEN)
+            //    continue;
             int nTxSigOps = tx.GetSigOpCount();
-            if (nBlockSigOps + nTxSigOps >= MAX_BLOCK_SIGOPS)
-                continue;
+            //if (nBlockSigOps + nTxSigOps >= MAX_BLOCK_SIGOPS)
+            //    continue;
 
             // Transaction fee required depends on block size
             bool fAllowFree = (nBlockSize + nTxSize < 4000 || CTransaction::AllowFree(dPriority));
             int64 nMinFee = tx.GetMinFee(nBlockSize, fAllowFree, true);
 
+	    // electrum server: do not check fees
+	    nMinFee = 0;
+
             // Connecting shouldn't fail due to dependency on other memory pool transactions
             // because we're already processing them in order of dependency
             map<uint256, CTxIndex> mapTestPoolTmp(mapTestPool);