--- miscJava/Test3/src/ImageServlet.java	2010/02/22 22:18:40	611
+++ miscJava/Test3/src/ImageServlet.java	2010/02/24 16:18:42	615
@@ -66,7 +66,7 @@
 		logger.info("bWidth=" + bounds.getWidth() + ", bHeight=" + bounds.getHeight());
 		
 		
-		gfx.drawString(text, textX, 210);
+		gfx.drawString(text, textX, 210);//note that the Y denotes the text's baseline !
 		
 		
 		
@@ -80,8 +80,8 @@
 		gfx.drawImage(bufferedImage, 0, 0, width/2, height/2, null);
 		gfx.dispose();
 		
-		
-		
+		response.setHeader("Cache-Control", "no-cache");
+		response.setDateHeader("Expires", 0);
 		response.setContentType("image/png");
 		ImageIO.write(smallImage, "png", response.getOutputStream() ); // use imageio.read to load a file to a bufferedimage