I have no idea what you mean by that term.

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Web design is a pleasure and we're sure you'll enjoy designing and developing sites with these simple tutorials and tips.Here are some essential web design tips that every web site should follow. Design your web site by following these tips and I guarantee that visitors will have a great first impression of your site.

first draw any thing in the sheet for eg.bird then go to the insert menu choose timeline in that keyframe then move the bird front for two three time etc... repeat this step.....