--- sc/source/ui/view/tabvwsha.cxx	2005-10-17 23:13:34.000000000 +0530
+++ sc/source/ui/view/tabvwsha.cxx	2006-10-27 00:16:17.000000000 +0530
@@ -497,7 +497,43 @@ void ScTabViewShell::ExecuteCellFormatDl
 void ScTabViewShell::ExecuteInputDirect()
 {
 	ScModule* pScMod = SC_MOD();
-	if( !pScMod->IsFormulaMode() )
+	BOOL bFormulaMode = FALSE;
+	
+	if( pScMod->IsFormulaMode() )
+	{
+		ScInputHandler *pHdl = pScMod->GetInputHdl();
+		String sString = pHdl->GetEditString();
+		bFormulaMode = TRUE;
+
+		if(!pHdl->GetSelIsRef() && sString.Len() > 1)
+		{
+			switch(sString.GetChar(0))
+			{
+				case '=':
+				case '+':
+				case '-':
+					switch(sString.GetChar(sString.Len()-1))
+					{
+						case '+':case '-':case '*':case '/':
+						case '>':case '<':case '=':case '.':
+						case ':':case '(':case '[':case '|':
+						case '{':case '!':case '@':case '%':
+						case '^':case '&':case ',':case '\'':
+						case '"':case ';':case '`':case '$':
+						case '_':case '#':
+							break;
+						default:
+							bFormulaMode = FALSE;
+							break;
+					}
+					break;
+				default:
+					break;
+			}
+		}
+	}
+
+	if(!bFormulaMode)
 		pScMod->InputEnterHandler();
 }