rautmahi
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Image Gallery
You've to Google for this. I found some good image sliders here. You can check as well http://www.1stwebdesigner.com/design/jquery-image-2012/Your text to link here...
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emailer design
ConstantContact is also a good option. You can create a free account. Templates are available there as well.
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Page width - cant get normally paddings
I didn't understand your issue correctly, but I believe, adding the float property may solve your issue. It will force layout to take padding or margin whatever you want to add.