===================================================================
RCS file: /home/cvs/OpenXM/src/cfep/MyDocument.m,v
retrieving revision 1.5
retrieving revision 1.8
diff -u -p -r1.5 -r1.8
--- OpenXM/src/cfep/MyDocument.m	2006/03/10 11:48:01	1.5
+++ OpenXM/src/cfep/MyDocument.m	2007/10/07 06:04:55	1.8
@@ -74,6 +74,10 @@ static NSMenuItem *menuItemPrettyPrint = nil;  // pret
     [self addMenuExec]; // adding the execution menu. 
     [textViewIn setAllowsUndo:YES];
 	if ([textViewIn isContinuousSpellCheckingEnabled]) [textViewIn toggleContinuousSpellChecking: self]; // Turn off the spell checking.
+    if ([MyEnvironment isX11Installed] != 1) 
+	  [self messageDialog: NSLocalizedString(@"X11 is not installed. To install it, insert MacOS DVD1 and open Optional install->Applications->X11",nil) with: 0];
+	if ([MyEnvironment isGccInstalled] != 1)
+	  [self messageDialog: NSLocalizedString(@"gcc is not installed. To install it, insert MacOS DVD1 and open Xcode Tools->XcodeTools.mpkg",nil) with: 0];
 	[self sayTheMessageAboutX];
 	[self initAux]; 
 }
@@ -276,7 +280,6 @@ static NSMenuItem *menuItemPrettyPrint = nil;  // pret
     cmd0 = [self getContentsOfInputCell];
 	[self prepareOutputCell];
   }else if (onlySelectedArea) {	
-    [self outputBorderLine: [NSColor yellowColor]];
     r = [textViewIn selectedRange];
 	// NSLog(@"r=(%d,%d)\n",r.location,r.length);
     cmd0 = [textViewIn string]; 
@@ -293,7 +296,13 @@ static NSMenuItem *menuItemPrettyPrint = nil;  // pret
           [textViewIn replaceCharactersInRange: NSMakeRange(pos,0) withString: @"\n"];
 		}
 		cmd0 = [cmd0 substringWithRange:r ]; 
-	}	
+	}
+	[self outputBorderLine: [NSColor magentaColor]];
+	[self outputString: cmd0];
+	if ([cmd0 length] > 0) {
+      if ([cmd0 characterAtIndex: ([cmd0 length]-1)] != 0xa) [self outputString: @"\n"];
+    }	  
+    [self outputBorderLine: [NSColor yellowColor]];
   }else{
     cmd0 = [textViewIn string];
     MyOutputWindowController *mc;
@@ -1118,7 +1127,7 @@ int debugInbound = 0;
   // NSLog(@"%@",a);
   if ([[a objectAtIndex: 0]  hasPrefix: @"notAvailable"]) {
     [self messageDialog: 
-	  NSLocalizedString(@"Typeset the output by TeX is not available. latex, dvips, and pstoimg must be installed.",nil)  with: 0];
+	  NSLocalizedString(@"Typeset the output by TeX is not available. latex and dvipng must be installed.",nil)  with: 0];
 	prettyPrint = 1; [self setPrettyPrint: nil];
 	return;
   }	else if ([[a objectAtIndex: 0]  compare: @"showFile"] == NSOrderedSame) {