Pet Health: Ticks and Lyme Disease

Carol Osborne asked:

There are ten tick borne diseases recognized in the United States. Three were identified in the last 25 years:

Lyme Disease (1970’s)

Human Ehrlichosis (1980’s)

Human Granulocytic Ehrlichiosis (1990’s)

Ticks are external parasites that **** blood from other animals to survive. They are most prevalent in wooded rural areas but can be found anywhere animals live. Ticks bite dogs, cats, livestock, snakes, squirrels, turtles, ducks, robins, and people. Most ticks are just a nuisance but some transmit disease. For example:

Lone Star and Deer Ticks carry Lyme Disease

Brown Dog Ticks carry Rocky Mountain Spotted Fever

TICK LIFE CYCLE

The life cycle of the tick plays an important role in determining when disease can be transmitted.

Ticks lay eggs in the spring, one month later larvae emerge. The larvae feed once in the summer on small mammals (like rodents) especially the white-footed mouse, then over winter.

The next spring, the larvae molt into nymphs. Nymphs feed on dogs, cats, deer and people in the late spring and early summer. Nymph are tiny, smaller than a mole, and therefore, difficult to detect in your pet’s fur.

In the fall, nymphs molt into adult ticks and feed on larger mammals, like white-tailed deer. They mate, lay their eggs, and die. Nothing can actually prevent ticks from attaching to pets or people. The key is to remove the tick promptly.

TO REMOVE A TICK

Use tweezers and grasp the mouthparts of the tick as close to the skin as you can and pull back. If part of the tick’s head remains, use a sterilized needle to remove it, just as you would a splinter. Don’t squeeze the tick because that can cause the contents of the tick’s body to be injected into the person or pet, and if the tick is carrying a disease, the individual can become infected this way.

When you’re in an area that may have ticks, i.e., hiking or camping in the woods, check yourself, your children, and pets carefully in less than 12 hours. Most ticks don’t carry disease and if those that do are removed in less than 12 hours, it is unlikely that you and/or your family or pets will get a disease.

TIP: Wear rubber gloves to remove ticks, and then put them in a sealed jar containing a little alcohol. Call your vet and/or physician to identify the tick, just to be sure.

Lyme Disease

Lyme Disease is the most commonly reported tick borne disease in the United States. A multisystem illness caused by the spirochete Borrelia burgderferi and transmitted by Ixodes ticks. Lyme Disease is a complex illness that affects dogs, cats, other animals, and people. To date, cases have been reported in 44 states in North America and many other countries around the world and the incidence is increasing.

Lyme Disease is caused by a microscopic organism called a ’spirochete’, which is transmitted through the bite wound of certain types of ticks, i.e., Deer Tick, Black-Legged Tick, and Western Black-Legged Tick. The ticks must be attached to the victim for at least 24 hours to transmit Lyme Disease.

If infection does occur, the disease affects the skin, joints, and nervous system. In cats, signs are generally more vague than in the dog but arthritis with fever, lethargy, and appetite loss may occur two to five months after initial exposure. Treatment is with antibiotics given for two to four weeks and your cat may suffer relapses.

PREVENTION OF LYME DISEASE

Since nothing can stop ticks from attaching, prompt removal and preventing exposure to ticks in the first place are the solution. In the past insecticides applied to the coat as a spray, powder, or dip killed the ticks, but their protection only lasted three to five days. Therefore, in high-risk areas, treatment had to be repeated every seven to ten days.

New monthly medication prescribed by your vet can be given to cats as a pill or drops. These new products are easier to give and far more effective than those previously available. Frontline is a new, over-the-counter product that kills adult fleas on contact and controls ticks. Frontline is approved for cats over 12 weeks old and dogs. It comes as a liquid, which is applied to the skin between the shoulder blades at 30-day intervals.

TIP: Cats are very sensitive to insecticides and only products specifically labeled for cats should be used. Your vet will be able to recommend the best product for your pet.

FACT: Vaccines are available for people and dogs living in high-risk areas. and after treatment.



The Best 10 Softwares for DVD Copy

mealkuss asked:


popshareware.net ( http://www.popshareware.net ) DVD copy software performs a variety of functions, including DVD copying (also known as ripping, cloning or duplicating), DVD converting and DVD burning. The best DVD copy software can work with a wide range of formats including those utilized by online video sharing sites and those compatible with portable devices like iPods, Zunes and PSPs. 

 

Top1. AVS DVD Copy

 

It is a most convenient and demanded software to make DVD copies, create DVD discs for home DVD Players and perform other burning tasks. Copy genuine movies in the original, Hollywood-like quality, give new life for corrupted DVD discs, write Blu-Ray/DVD/CD data discs, make ISO Image and burn it later. It supports wide range of media types (CD-R/RW, DVD+/-R, DVD+/-RW, DVD-RAM, Double/Dual Layer DVD and the latest Blu-ray technology BD-R and BD-RE) and CD/DVD drives. Support all popular formats: DVD, IFO, MP4, AVI, M4V, MOV, 3GP, MPEG, XviD, DAT, FLV, YouTube, Limewire, iTunes movie, QuickTime, camera record video, ASF and audio formats in MP3, M4A, AAC, WAV, OGG, APE, MP3, AAC, etc.

It is Published by AVS. It’ s a shareware. OS require win 2k / XP / 2003 / Vista.

Top2. DVD-Cloner V

 

It is an an impressive tool that makes quality DVD backups easily. The new burning engine can make perfect 1:1 copies. It can intuitively recognize the disc’s format and provide the appropriate copy modes and options. Now it supports for the backup of Blu-ray / HD DVDs. Support all popular formats: DVD, IFO, MP4, AVI, M4V, MOV, 3GP, MPEG, XviD, DAT, FLV, YouTube, Limewire, iTunes movie, QuickTime, camera record video, ASF and audio formats in MP3, M4A, AAC, WAV, OGG, APE, MP3, AAC, etc.

It is published by Download mirrors. It’ s a shareware. OS require win 98/2000/XP/Vista.

Top3. Acala DVD Copy

 

It can fully copy any DVD movies, and keep video-audio synchronization perfectly. Its intuitive to use design make it to be a one click DVD backup solution program. Support all popular formats: DVD, IFO, MP4, AVI, M4V, MOV, 3GP, MPEG, XviD, DAT, FLV, YouTube, Limewire, iTunes movie, QuickTime, camera record video, ASF and audio formats in MP3, M4A, AAC, WAV, OGG, APE, MP3, AAC, etc.

It published by Acala Software Inc. It’ s a shareware. OS require 95/98/ME/NT3/NT4/2000/XP.

Top4. Movkit DVD Copy

 

It is a powerful utility to create perfect picture quality DVD backups, using specialised transcoding technology. Super fast copying and burning engine inside,copy and burn within 30-40 minutes. Copy DVD to ISO format and burn DVD disc from Hard disc. Remove region protection(Region-free) and Macrovision Protection. Supports NTSC and PAL Movies.Supports all SCSI,IDE,USB, DVD burners/recorder. Neat User Interface,very easy to use. Support all popular formats: DVD, IFO, MP4, AVI, M4V, MOV, 3GP, MPEG, XviD, DAT, FLV, YouTube, Limewire, iTunes movie, QuickTime, camera record video, ASF and audio formats in MP3, M4A, AAC, WAV, OGG, APE, MP3, AAC, etc.

It is published by Movkit Software. It’ s a shareware. OS require ME/NT4/2000/XP.

Top5. 1CLICK DVD COPY PRO

 

It is a fast, easy-to-use, full featured software for copying DVD movies onto DVD discs. The latest version now incorporates CPRx technology to ensure the highest level of success copying the latest generation of DVD movies. Support all popular formats: DVD, IFO, MP4, AVI, M4V, MOV, 3GP, MPEG, XviD, DAT, FLV, YouTube, Limewire, iTunes movie, QuickTime, camera record video, ASF and audio formats in MP3, M4A, AAC, WAV, OGG, APE, MP3, AAC, etc.

It is published by LG Software Innovations. It’ s a shareware. OS require Vista/ Win2k/ Win98/ WinME/ WinXP.

 

Top6. Aplus DVD Copy

 

It is professional DVD clone tool for burn your favorite DVD movies to DVD-R(W) and DVD+R(W) Disc remaining original quality. It supports clone DVD movies even it is protected such as CSS(Content Scrambling System), region, Macrovision or SONY ARCCOS protected DVD movies. Support all popular formats: DVD, IFO, MP4, AVI, M4V, MOV, 3GP, MPEG, XviD, DAT, FLV, YouTube, Limewire, iTunes movie, QuickTime, camera record video, ASF and audio formats in MP3, M4A, AAC, WAV, OGG, APE, MP3, AAC, etc.

It is published by Aplus software Inc. It is a shareware. OS require Win98/Me/2000/XP/2003.

  

Top7. Wondershare DVD Copy for Mac

 

It is especially designed for Mac users, it is a professional Mac DVD copy software to copy D9 and D5 DVD movies ( D9 to D9 and D5 to D5). It can copy DVD on Mac with the original quality 100% preserved and at the same time remove DVD protections such as CSS, RC and RCE. It is very easy to use. Support all popular portable player: iPod, iPhone, PSP, Zune, Creative Zen, Sandisk, Sony, iRiver, Archos, Cell Phone, PDA, Blackberry, Pocket PC, PS3, Xbox 360, Nokia, Apple TV, etc.

It is published by Wondershare. It is a shareware. Os require Mac OSX , WMac OS X.

   

Top8. Plato DVD Copy

 

It is a professional DVD backup tool for burn DVD movies to DVD-R(W) and DVD+R(W) Disc remaining original quality. And the highlight is that other DVD copy applications only rip unprotected DVD movies, but it can full almost all DVD movies even they are CSS, REGION, MACROVISION,SONY ARCCOS protected DVD discs. Support all popular portable player: iPod, iPhone, PSP, Zune, Creative Zen, Sandisk, Sony, iRiver, Archos, Cell Phone, PDA, Blackberry, Pocket PC, PS3, Xbox 360, Nokia, Apple TV, etc.

It is published by Plato Global Creativity. It is a shareware. OS require Windows 98/Me/NT/2000/XP/2003.

Top9. Aimersoft DVD Copy for Mac

It is professional DVD Copy software for Mac users that provides the best way to copy DVD on Mac OS X. It can easily backup DVD and burn DVD on Mac OS X with high DVD Copy quality. Support all popular portable player: iPod, iPhone, PSP, Zune, Creative Zen, Sandisk, Sony, iRiver, Archos, Cell Phone, PDA, Blackberry, Pocket PC, PS3, Xbox 360, Nokia, Apple TV, etc.

It is published by Aimersoft Studio. It’ s a shareware. OS require Mac OS X.

Top10. Clone DVD - DVD Copy Software

 

It is a flexible and easy to use DVD movie copy software. Without special setting, it auto removes all protections (CSS, RC, RCE, UOPs and Sony ARccOS) while copying. Convert DVD as different movie file such as AVI, ASF, 3GP for Smart Phone, MP4 for Apple iPod, MP4 for Sony PSP, to fit for most popular. Support all popular portable player: iPod, iPhone, PSP, Zune, Creative Zen, Sandisk, Sony, iRiver, Archos, Cell Phone, PDA, Blackberry, Pocket PC, PS3, Xbox 360, Nokia, Apple TV, etc.

It is a shareware. OS require Windows 98/98SE/ME/2000/XP/XP64/VISTA/VISTA64.

After the test, there is no spyware and adware in these 10 softwares.

Website: http://www.popshareware.net

Link: http://share.popshareware.net/200810/The-Best-10-Softwares-for-DVD-Copy_7.html



Undelete USB Flash Drive

Flash Card Data Recovery asked:


Flash Card Data Recovery Company has been launched the Release of latest Undelete USB Flash Drive Software

Apacer pen drive data recovery software is an advisable tool to recover files from corrupted USB drive

Tuesday, Dec 22, 2009

Best Flash Drive Retrieval application simply retrieve deleted, lost or formatted pen drive data, music, video, photo, images etc which were gone due to accidental deletion or system shutdown. Memory stick data rescue utility is working as powerful USB recovery tool to get back pen drive data after deletion of files from thumb drive, USB drive, flash drive, thumb drive, memory sticks, compact drive and smart drive etc. Pen drive file salvage software uses advanced graphical user interface (GUI) which make user friendly with the USB drive data recovery software to restore pen drive files even when files deleted from pen drive by using Shift + Del keys.

Flashcarddatarecovery.org is one of the highly committed leading data recovery software related website that offers Memory stick Data revival program recovers files and folders music, pictures, video, digital image, pictures, photo file and directory and other data from your removable storage USB media including lost due to accidental deletion, format, corruption, Virus attack, unexpected system shutdown, damaged file system etc. USB Flash files retrieval support recovery from formatting and Deletion either by Microsoft Windows, Linux Novell or Apple Macintosh OSX. Kingston pen drive data recovery software recovers various types of files, folders including compressed, encrypted documents, zip files from quickly formatted memory stick.

User can get more idea about software from the following site link:

http://www.flashcarddatarecovery.org/flashcarddatarecovery/pendrive.html

Pen Drive Data Recovery Software

Professional external media data rescue utility facilitate users by supporting all major file formats of documents (doc, html, xml, pdf, txt, rtf etc), pictures (gif, jpg, and jpeg), audio & video files (mp3, wav, mov etc) etc from various memory sticks available in market. Pen drive file revival Software completely recover deleted files & restore USB drive data even if USB drive pulled out without having message “Drive is not Formatted” is displayed while accessing USB removable media in My Computer. Application is fully compatible with all windows operating system including 98, ME, NE, 2000, server 2003, NT, XP and Vista.

For customer support we’re available 24×7 hours online

Need help or got any question ask our support team?

Please contact:

Flash Card Data Recovery (Customer Representative)

Email: fcdr@flashcarddatarecovery.org

Website: http://www.flashcarddatarecovery.org

###



Causes of Tick Bite and Symptoms of Tick Bite

samnickel7 asked:


A tick is a small brown bug that attaches to the skin and ***** blood for 3 to 6 days. The bite is usually painless and doesn’t itch. The wood tick, which carries Rocky Mountain spotted fever and Colorado tick fever, is up to 1/2 inch in size. The deer tick, which spreads Lyme disease, is the size of a pinhead. After feeding, both of these ticks will be swollen and easy to see.

Some ticks transmit bacteria that cause illnesses such as Lyme disease or Rocky Mountain spotted fever. Your risk of contracting one of these diseases depends on what part of the United States you live in, how much time you spend in wooded areas and how well you protect yourself.

Ticks     are small spiderlike insects (arachnids) that bite to fasten themselves onto the skin and feed on blood. Ticks live in the fur and feathers of many birds and animals. Tick bites occur most often during early spring to late summer and in areas where there are many wild animals and birds.

Symptoms of Tick Bite

While most ticks do not carry diseases, some ticks can cause Lyme disease, Rocky Mountain spotted fever, Colorado tick fever, and tularemia. Watch for the symptoms of these diseases in the weeks following a tick bite — muscle or joint aches, stiff neck, headache, weakness, fever, swollen lymph nodes, and other flu-like symptoms. Watch for a red spot or rash starting at the location of the bite.

The bite is painless and doesn’t itch; so ticks may go unnoticed for a few days.

eventually fall off on their own after ******* blood for 3 to 6 days.

Causes of Tick Bites

The cause of Rocky Mountain spotted fever is the organism Rickettsia rickettsii. This bacterium most often is spread to humans by tick bites. Ticks can attach themselves to your skin and feed on your blood. They can lodge anywhere on your body, but often are found in your hair, around your ankles and in your ******* area. Once embedded in your skin, ticks can cause a small, hard, itchy lump surrounded by a red ring or halo.

Prevention Of Tick Bites

Although the prospect of contracting Lyme disease or other tick-borne diseases is a concern to us all, there is no need to avoid the woods or outdoors. You can still enjoy a healthy outdoor lifestyle as long as you know how to properly take preventative measures against these diseases.

Wear long pants and long sleeves when walking through heavy brush, tall grass, and densely wooded areas. Pull your socks over the outside of your pants to prevent ticks from crawling up inside. Keep your shirt tucked into your pants. Wear light-colored clothes so that ticks can be spotted easily. Spray your clothes with insect repellant. Check your clothes and skin frequently while in the woods.

Treatments of Tick Bites

Avoid tick habitats: Whenever possible, avoid entering areas that are likely to be infested with ticks, particularly in spring and summer when nymphal ticks feed. Ticks favor a moist, shaded environment, especially areas with leaf litter and low-lying vegetation in wooded, brushy or overgrown grassy habitat. Both deer and rodent hosts must be abundant to maintain the enzootic cycle of B. burgdorferi.

Use fine-tipped tweezers to remove a tick. If you don’t have tweezers, put on gloves or cover your hands with tissue paper, then use your fingers. Do not handle the tick with bare hands.

Seek medical care if you notice a large skin rash or swelling around the sting site, or if swelling or pain persists for more than 3 days, which could indicate an infection.

The best thing to do is to prevent Lyme disease. You can prevent Lyme disease by preventing tick bites. Ticks are out in full force in the U.S. in May, June, and July so pay special attention when going outdoors during these months. To prevent tick bites use insect repellants with 20%-30% DEET on adults and 10% DEET on children, wear long pants, sleeves, and socks.



10 Tips for Using Flash in E-learning

Al Lemieux asked:


 

 

In our last article, we looked at using graphics in e-Learning. Now, we’ll examine another important tool for creating successful course interactions – Adobe Flash™. Flash is a vector-based animation and interactivity program that allows you to create everything from simple animations to complex interactive applications. With its built-in programming language – ActionScript – Flash is fully scriptable and can communicate with several backend database languages. Since the first Flash product appeared (from Macromedia), the e-Learning community has worked with Flash developers and engineers to make Flash content more and more accessible in e-Learning environments.

With its feature-rich list of capabilities, built-in components, and e-Learning output templates, Flash makes a lot of sense for maximizing course content. In this article, we’ll highlight some of the important features of Flash and how they can make your courses shine.

 

1. Animations for Step-by-Step Procedures

 

In 10 Tips for Using Graphics in e-Learning, we saw the importance of using graphics in courses, to strengthen how well they meet learning objectives. We talked about different delivery methods for conveying subject matter, and one of those methods was animation. Flash uses timeline-based animation, which makes it quite easy to build animated movies. Graphical elements may be created directly in Flash, but a majority of developers use other tools that they are more comfortable with – especially Adobe Creative Suite. With Flash CS3, you can now import native Adobe Illustrator and Adobe Photoshop files. You can even convert “layered” files from these programs into Movie Clips and animate the individual layers using keyframes in the timeline.

 

In e-Learning materials, step-by-step procedures can be particularly tricky. Think of the last piece of furniture that you had to put together. How useful were its instructions? One of the things IKEA does well is its non-text instructions for assembling its furniture. These instructions are pure imagery. Take that concept a step further, and you have animation. An animated step-by-step instruction is much more powerful than static imagery. During an animation, you can highlight specific areas, use animated arrows, and express a learning objective much more naturally and effectively.

 

When the American Contract Bridge League (ACBL) asked SyberWorks to produce a series of courses for its Bridge-playing members, we used Flash to create animated card-playing sequences, and to illustrate specific turns in games. The card images were prepared in Adobe Illustrator, imported into Flash, and converted into Movie Clips. Using scripts provided by ACBL, we created animations for each play, to illustrate the rules that it represents. Other graphical and text elements were added in Flash to point out parts of the animation. These courses are now delivered to hundreds of Bridge players across the country.

 

 

 

 

2. Easy Audio Integration

 

Adding audio to an HTML-only course presents difficulties for course developers. First, multiple audio formats are available on the web today: WAV, AIF, MP3, M4a, etc. Even worse is the vast array of audio-player applications and their file-type associations, both for Mac and Windows platforms. Having users download specific players is a distraction from the course material, and a potential source of additional problems.

 

Flash, however, supports several audio formats and plays them all using the Flash Player, which has a 98% market ***********. The Flash Player is available in all major browsers and platforms, and is even becoming available in more Internet appliances. You can easily import almost any audio file, add it to the Flash timeline, publish the Flash movie, deliver the course, and be fairly certain that users will be able to hear the audio without having to download an extra player.

 

Another problem with audio is that, if a sound file is not set up to “stream,” there is a chance that some of the sound may drop out. Flash has built-in streaming capabilities, so you can be assured that your audio content will be delivered to users without drop-outs and gaps.

 

At SyberWorks, we use Flash for in-course audio content. Audio is recorded in our audio lab and saved in a common format. The file is then imported into Flash. ActionScript is used in conjunction with on-screen buttons, to allow users to control audio playback. This interactive audio file can then be attached to any course, using the SyberWorks Web Author application.

 

3. Course Navigation

 

How smart is your course navigation? By “smart,” I mean can it communicate with your LMS? Most in-course navigation is pretty boring and perfunctory. If you spice up yours with Flash, your courses will become more useable.

Since Flash can work with SCORM and AICC courses, on-screen buttons can be scripted via ActionScript to send calls to the LMS for certain conditions. A button at the end of a lesson might send a finish statement to the LMS, signifying lesson completion and triggering further actions. Another button might automatically submit the results of a quiz.

 

Better learning experiences are possible, since the entire interface is completely customizable, and buttons are very easy to create in Flash. If you want, you can even use its built-in library of buttons to create your course navigation.

At SyberWorks, we retro-fitted some existing e-Learning courses (developed for restaurant employees) for our LMS, complete with all of the calls necessary for course status and completion. These Flash-based courses had a cohesive look and feel that was much more compelling than a plain-text HTML web experience.

 

 

 

 

4. Creating Simulations

 

Some software tools, such as Camtasia and Captivate, are designed solely for creating software simulations. They have advantages and disadvantages, and SyberWorks does use them, along with other simulation software packages. But what if the software you need to create a simulation for isn’t available on your platform, or only works behind a client’s firewall?

 

When the Palm Pilot came out, I had the opportunity to create a software simulation that showed new owners how to use the device. Since the Palm software only resides on the Palm Pilot, I couldn’t use a PC-based software-simulation tool to capture screens. So I used my scanner and Photoshop, imported the screens and artwork into Flash, and created the simulation.

 

At SyberWorks, we are currently working with an Internet company whose proprietary software (for security reasons) only works on computers behind their firewall. Since we can’t install or use their software in-house, we had to go to the client’s location to take screen shots. Those images were then imported into Flash, captions and highlights were added, and the course material came to life.

 

5. Video

 

Video is becoming more prevalent on the web these days, with the rise of YouTube and other video-streaming services. Video can significantly enhance course materials, but (as with audio) it can be difficult to manage, due to multiple video formats and players. On the PC, AVI is the dominant format and Windows Media Player is the usual player. On the Mac, MOV is the format of choice and the Quicktime Player from Apple is the dominant player. However, there are other video formats and players, including Real media / Real Player and others.

 

When Flash MX 2004 was released, video was a major component. And with Flash CS3, video has become even easier to incorporate. You can deploy video on your own server or on a dedicated Flash Streaming Video Server, for extra bandwidth. Flash has its own video format, called Flash Video (FLV). Flash videos can be played by any Flash movie (SWF) file, so no additional player is necessary. In fact, a majority of the movies found on YouTube were done in the Flash video format.

 

A short demonstration video, not longer than 1 minute, can be embedded in a Flash movie. Anything longer than that can be linked to a Flash movie file and set to progressively download from your server. If you are expecting a lot of traffic and have longer movies, you should use a Flash Video Streaming server. There are many of these FMS services out there, and SyberWorks uses UpStream Networks to host our larger videos.

 

With Flash and ActionScript, it is also possible to do more than just play videos. Cue Points can key off of specific video frames, to control other events. And the new captioning feature can add closed captioning for video segments. At SyberWorks, we created a video of a speaker presenting a slideshow. Cue Points in the video triggered relevant text to appear, and made it seem that the viewer was actually on-site, watching the original presentation.

 

 

 

 

But keep in mind that video is processor-intensive. Consider your audience and the minimum system requirements necessary to view streaming Flash videos. Dropped frames and inconsistent playback can occur on slower machines.

 

6. Drag-and-Drop Interactions

 

A simple multiple-choice quiz can be effective in testing situations, but drag-and-drop interactions can add many useful features of an interactive process. With drag-and-drop interactions, you can simulate experiences that mimic the real world.

Using Flash and ActionScript, drag-and-drop interactions can be created from scratch, using hitTest properties and if conditionals to test whether an object has been dropped on a specific target. If the object has landed on its correct target, the application shows a correct response or visual/audio feedback. If the object is not dropped on its correct target, an incorrect response or visual/audio feedback can occur.

 

In Flash, you can access built-in drag-and-drop (and other) interactions, by going to the Window menu, then to Common Libraries, and then to Learning Interactions. The interactions are ActionScript 2.0 only, but have all of the features necessary to create many desired interactions. You can then use the Flash Component Inspector to configure interactions, change their text, and alter the conditions of their tests.

 

At SyberWorks, we created drag-and-drop interactions to meet the many custom-content needs of our clients. Doing a custom application gives us complete control over both the look and feel of course environments and the parameters of their interactions. Audio also helps to give user feedback for every action, and a final screen tells users how effectively they completed the exercises.

 

7. Components

 

Flash comes with ready-made user-interface components that you can add to courses and configure through the Component Inspector and the Parameters panel. These components include: Radio Buttons, Checkboxes, Text Fields, clickable Selection Buttons, List Boxes, and Combo Boxes. Components in Flash CS3 are easier than ever to customize; simply double-click on a component and edit its “skin.”

ActionScript can call on a specific object and test whether its condition matches a Boolean value, as in a Radio Button or Checkbox. You can even use ActionScript to test for specific conditions and return certain values, to create your own quizzes and test interactions.

 

You can also dynamically update the text for components from an external text file. So application development is much easier now, using Flash Components and ActionScript.

 

 

 

 

8. Dynamic Text

 

As mentioned above, Flash lets you pull text into Dynamic Text fields. You can import variables from a simple text file, or load text from an HTML or XML file. Flash CS3 has expanded its capabilities to handle XML files, with E4X.

You can also use a loader object to bring external text into text fields. This loader object has specific conditions that when met, will display text when the loading is completed (or display an error message if a problem occurred). Dynamic text can be formatted through an external CSS file, or using simple HTML tags. But any text field that will be accepting dynamic text should have all font characters embedded or set to a system font.

 

The major advantage of using dynamic text is flexibility. When the content of your application changes, it’s much easier to change an external text file than to change text embedded in a Flash file. Text that is imported dynamically is cached by the Flash Player, so be sure to clear your cache when you update the content of your app.

 

9. Built-In Quiz Templates

 

In addition to its built-in learning interactions, Flash also offers Quiz templates. Simply go to File, then to New, and in the Templates section, select the Quiz category.

 

There are three Quiz styles to choose from. At the left of the stage, a Control component provides instructions and is governed by the Component Inspector. You can make adjustments to the entire Quiz and choose result options. Each frame in the Quiz template has its own set of learning interactions for you to choose from. So when you need a multiple-choice question, you can copy and paste the frame for multiple-choice questions and modify it as needed.

 

It’s very easy to set up a Quiz from this template. And by default, the Publish settings are set to SCORM 1.2, for sending the template’s Quiz results to an LMS. We’ll talk more about that in the next section.

 

10. Built In SCORM/AICC Support

 

Flash supports the SCORM 1.2 and 2004 standards, as well as AICC. Any application that you develop in Flash (that needs to communicate with the SyberWorks LMS) must be “published” using these templates. Go to the File menu, and then to Publish Settings. Click the HTML tab and choose the appropriate template for the type of tracking you want.

 

In an HTML file that has been published by Flash, you will find a large JavaScript file, containing all of the functions and variables necessary to populate the Application Programming Interface for the LMS. There are also functions for connecting Sharable Content Objects with the LMS.

 

 

 

But keep in mind that Flash does not generate a manifest file for its published content. So you may need to use an external manifest application to collect all of the components in your application, for upload to an LMS. (A manifest file is a library of all of the assets required for a course, including SCO’s, HTML, SWF, and other files.) The SyberWorks LMS supports all SCORM 1.2- and AICC- compliant courses, and our customer-service representatives can help you configure your manifest files, for hosting on our LMS.

 

Summary

 

If you want to give your courses a lot more zing, Flash is a perfect tool for building richer learning experiences. Custom Flash development may take longer than traditional course development, but the extra time it takes is more than offset by improved, more interesting, learning experiences for students.

 

And with Flash, you never need to worry about students being able to view your course materials, including audio and video. Built-in components, learning interactions, and quizzes, plus support for SCORM and AICC standards, make Flash an attractive choice for creating compelling e-Learning courseware.



Consumer Reports - DVD Recorders

Brooke Yan asked:


At the highest-quality setting, the quality of most DVD video recordings is better than that of a VCR. DVD recorders also offer more ways to navigate recordings, with no need to rewind or fast-forward. With certain disc types, DVD recorders can perform functions that no VCR can match, such as letting you watch a program from the beginning while recording is already under way. They also offer a way to convert camcorder tapes or homemade VCR recordings to a digital format. The DVD recorder market is still in its early stages, so it’s likely there will be further changes involving disc types, and prices for machines and for blank storage media may drop further.

As of August 2005, there were no DVD recorders capable of recording high-definition (HD) content. HD DVD recorders are in development and could be on the market in 2006. (There are some digital video recorders capable of recording HDTV programs. They are mainly available from satellite and cable companies. However, these use hard discs, not removable DVDs.)

WHAT’S AVAILABLE

DVD recorders are available from many of the same manufacturers that make DVD players. Apex Digital, Panasonic, Philips, Sony, and Toshiba are among the biggest brands. Some DVD recorders store content only on DVDs. Others can also use VHS tapes, hard drives, or both. Price range: DVD-only recording, about $150 and up.

IMPORTANT FEATURES

As with any other video recorder–including digital cameras–a recorder’s storage capacity varies in actual usage. DVD recorders store content at different compression settings and thus at different quality levels. For the best image quality, you have to record programming at the device’s lowest level of compression, yielding as little as one hour of recording time. To get the maximum capacity advertised–typically six or eight hours–you have to use the highest level of compression, which gives the lowest quality.

All rewriteable DVD formats let you edit, to varying extents, what you’ve recorded. DVD-RW (in VR mode) and DVD-RAM recorders let you edit more extensively than does DVD+RW. Besides letting you watch one program while recording another, recorders with DVD-RAM capability and some with DVD-RW in VR mode let you watch an earlier section of a program while you’re still recording it.

As with VCRs, DVD recorders may use VCR Plus to ease the setup of time-shift recordings. Some also come with Gemstar or TV Guide On-Screen, free interactive program guides that get three days of listings at a time from your TV signal. They offer point-and-click setup of recording events.

In addition to commercial DVD titles, DVD recorders often support playback or display of numerous other disc formats. They include CD-R/RW discs containing standard CD-audio information; the recordable DVD formats DVD+R/RW, DVD-R/RW, and DVD-RAM; Video CD (VCD); and DVD-Audio and Super Audio CD (SACD). They can also play CD-R/RW discs containing MP3 and Windows Media Audio (WMA) files and JPEG picture files. Make sure a model you’re considering plays the discs and formats you use now, or may want to use in the future.

DVD-based movies often come in various formats. Aspect-ratio control lets you choose between the 4:3 viewing format of conventional TVs (4 inches wide for every 3 inches high) and the 16:9 ratio of newer, wide-screen sets.

A DVD recorder gives you all sorts of control over the picture–control you may never have known you needed. Picture zoom lets you zoom in on a specific frame. Black-level adjustment brings out the detail in dark parts of the screen image. If you’ve ever wanted to see certain action scenes from different angles, multi-angle capability gives you that opportunity. Note that this feature and some others work only with certain discs.

A DVD recorder enables you to navigate the disc in a number of ways. Unlike a VHS tape, most DVDs are sectioned. Chapter preview lets you scan the opening seconds of each section or chapter until you find what you want; a related feature, chapter gallery, shows thumbnails of section or chapter opening scenes. Go-to by time lets you enter how many hours and minutes into the disc you’d like to skip to. Marker functions allow easy indexing of specific sections.

To get the best picture quality when playing DVDs, you need to hook up the recorder/player to the TV with the best available connection. A composite-video connection to the TV can produce a very good picture, but there will be some loss of detail and some color artifacts such as adjacent colors bleeding into each other. Using the S-video output can improve picture quality. It keeps the black-and-white and the color portions of the signal separated, producing more picture detail and fewer color defects than standard composite video.

Component-video, sometimes not provided on the lowest-end models, improves on S-video by splitting the color signal, resulting in a wider range of color. If you connect a DVD recorder via an S-video or component connection, don’t be surprised if you have to adjust the television-picture setup when you switch to a picture coming from a VCR or a cable box that uses a radio-frequency (RF, also called antenna/cable) connection or a composite connection.

Two newer outputs found on some models, Digital Video Interface (DVI) and High Definition Multimedia Interface (HDMI), are intended for use with digital TVs with DVI or HDMI inputs. They may be used to pass digital 480p and up-converted higher-resolution video signals. Those outputs potentially allow content providers to control your ability to record the content.

Another benefit of DVD recorders is the ability to enjoy movies with multichannel surround sound. To reap the full sound experience of the audio encoded into DVD titles, you’ll need a Dolby Digital receiver and six speakers, including a subwoofer. (For 6.1 and 7.1 soundtracks, you’ll need seven or eight speakers.) Dolby Digital decoding built-in refers to a DVD player that decodes the multichannel audio before the audio receiver; without the built-in circuitry, you’d need to have the decoder built into the receiver or, in rare instances, use a separate decoder box to take advantage of the audio. (A Dolby Digital receiver will decode an older format, Dolby Pro Logic, as well.) Most recorders also support Digital Theater System (DTS) decoding for titles using the six- or seven-channel encoding format. When you’re watching DVD-based movies, dynamic audio-range control helps keep explosions and other noisy sound effects from seeming too loud.

DVD recorders also provide features such as multilingual support, which lets you choose dialog or subtitles in different languages for a given movie. Parental control lets parents “lock out” commercial films by their rating code.

HOW TO CHOOSE

Decide whether you want to record on removable media. DVD recording is the best option for those who want to share video recordings with other users or to have unlimited storage, allowing recordings to be saved indefinitely. They’re also space-efficient, since they can play pre-recorded movies, replacing a separate DVD player. But if none of these attributes is important to you, consider a hard-drive-based DVR instead. If you’ve decided on DVD recording, here’s what to consider in selecting a unit:

Choose between a DVD-only recorder or a combo unit. DVD-only models can cost about half the price of units with a second recording platform such as a hard drive or VCR. The combos are pricier and bulkier but more versatile.

Look for “time slip” capability. It allows you to pause your viewing of a TV program you’re recording, while the unit continues to record. You can resume viewing where you left off. Time-slip models also let you view a previously recorded program while recording another. An inherent feature of all hard-drive-equipped recorders, time slip is also available on stand-alone DVD recorders that record to DVD-RAM discs, one of five disc types recorders use. (All models use at least one write-once and one rewriteable disc type; DVD-RAM discs are rewriteable.) But there’s a downside to DVD-RAM discs: They can be played on fewer other recorders or players than discs using formats that are more widely compatible. Some models that record to DVD-RW discs in VR mode also have time-slip capability.

Decide what kind of TV-programming capabilities you want. When it comes to programmed recording, a typical DVD recorder can do everything a VCR can. And as with VCRs, some DVD recorders can control a cable or satellite box, allowing you to program the unit to record from various channels without setting the box to the correct channel before each recording. DVD/hard-drive recorders designed to work with TiVo, the subscription programming service, also offer automatic recording of your favorite shows (or performers) whenever or wherever they’re on. But that added functionality has a cost: a monthly fee of about $13 or a one-time fee of about $300 (at time of publication). TV Guide On-Screen is a free interactive program guide that is available on some models. While not as versatile as the TiVo programming guide, it does offer point-and-click recording ability.

Decide the importance of video editing. A DVD-only model that records to DVD-RAM discs or to DVD-RW discs in VR mode allows scenes to be subdivided and rearranged onscreen. But the discs aren’t compatible with all players, and even if they do play, edits you make on those discs might not show up. DVD/hard-drive models, except for tested models allied with the TiVo service, give you the ability to edit video on the hard drive. You can then burn images to a range of disc types for maximum compatibility with other players.

Copyright © 2002-2006 Consumers Union of U.S., Inc.

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