How To Design And Layout website For SEO ?

A web site design and layout is a first step for your site SEO. If your sites which are too unprecedented and regular net serve will just touch on those sites and will come out even without making a single click.
Search Engines are very intelligent but after that  all the software are not human, who will read the article of their advantage. If you create your own site too complex , then Search Engine would not be able to translate the article of your site properly and finally indexing would not be expert which will show result in a low rank.
The real page article should have a keyword solidity of about 15% and should weigh in at more then 200 words – but there are so many opinions about this as there are SEO experts. Some say keyword density should be 7% and some say it should be 25%. 17% works.
Here are few rudder which should be thought while designing a web page.
•               You should have more text article  than HTML elements.
•               No frames . They are the adversary of Search Engines and Search Engines are adversary of Frames.
•               Do not use any ads if possible. Because many of the ads are uses Java Script for show, which is not instructed to be used.
•               Allows try to ignore JavaScript. If you need to use JavaScript , call it from an external file on your site more than dump the code in the HTML file. Drop down menus where use JavaScript prevent spiders from crawling wide your front page. If you use them, be sure to add text links at the footer of the page.
•               Input content perfectly into the related page topic; There should be no suspicion in the search engine’s mind what your page topic .
•               Remove unnecessary directories.

•               Do not use any fancy stuff ( like Flash, Splash, Rollovers , Animated Gifs etc.) unless  necessary.