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Web Site Optimization

If your Web page doesn't load quickly, then you will lose readers. Download speed is often the one impediment to Web pages. If your site downloads slowly, people will leave. Learn how to optimize images and pages for the best download time. These links will show you how and why to optimize for speed.
  1. Optimizing Images - Crea...

How to Speed Up Web Pages
As the web gets more and more competitive, it becomes more and more important to create pages and sites that download as quickly as possible. Search engines are using speed of download as yet another evaluation tool for ranking in their indexes, so knowing what you can do to speed up your pages is critical.

Even Small Speed Gains are Important
There are many things you can do to improve the speed of your web pages. And many of them have what appear to be almost a negligible effect on the download times. Because of this, many people are inclined to ignore and dismiss these things. But that is a bad idea. Learn why even the small speed increases are important.

"Thank You for Your Patience"
Comparing the reasons why someone might wait on hold for over two hours but only wait 10 seconds for a Web page.

Broken Links Slow Your Website
You might not realize it, but broken links on your web pages can cause your pages to load more slowly. Find out what types of broken links cause the most problems and how you can find and fix them on your site.

Remove Comments from HTML to Speed Download Time
Comments can be as big or small as you write them, but even small, they slow Web pages down.

Use CSS for Fonts to Speed Page Downloads
Font styles embedded within the page can make up large chunks of code. Switch to CSS for more standards compliant code that downloads faster.

Put CSS in External Style Sheets to Speed Page Downloads
Don't embed your style sheets, instead use external style sheets to speed up the download of your Web pages.

Put Scripts in External JavaScript Files to Speed Page Downloads
Don't embed your javascript, instead use external javascript files to speed up the download of your Web pages.

Where to Place Scripts in Your Web Documents for Optimal Display
A common mistake that many web developers make is to put all their JavaScript in the HEAD of the document. This is what we were taught, but it can affect the speed of pages downloading. Instead, get in the habit of putting your scripts last. This article explains why this is important and gives some tips for how to adjust your scripts so that...

Use CSS Text Instead of Images to Speed Page Downloads
Styling text with CSS takes up much less download space than most images. And with the current level of browser support, you can replicate the look of most images using CSS.

White Space in HTML Can Slow Your Pages
Creating pages that download quickly is always important to Web designers, but once you've moved all the scripts and CSS to external locations and optimized your graphics what can you do? Whitespace, whether you put it in deliberately or because of programming adds a lot of it, causes a longer download time.

Omit Optional Closing Tags to Speed Up Your Pages
Many HTML tags in HTML4 and HTML5 do not require end tags. They are not technically singleton or void elements because they do have contents, but their end tags are implied and can thus be omitted and still have valid HTML. And by leaving them out you speed up download times.

Data URLs Can Help Speed Up Your Site
Learn how to use data URLs to embed images directly in your HTML. Using data URLs can help speed up your web pages because there are fewer HTTP requests. You also don't have to upload any images.

The Size of Your Pages
Size does matter, on the Web, that is. Even with a faster Internet, the number one complaint of users is pages that are slow to load. From your HTML Guide, Jennifer Kyrnin.

Speeding Up Your Web Page
Tips for improving the download time on your pages. From your About.com Guide to HTML, Jennifer Kyrnin.

Web Page Analyzer
Analyze your Web pages for speed and download time. You'll be given a number of tips and warnings for speeding up your page depending upon how well your site scores.

Speedy Web Pages
Some general guidelines for creating fast pages. From Jennifer Kyrnin, your About.com Guide to HTML.

10 ways to speed up the download time of your web pages - Credible.com
Most of the tips won't be too surprising, but they explain why in clear terms and show code samples when it makes sense.

How to Compress Websites with Gzip Compression
One way to speed up web pages is by using the web server to deliver web pages that are compressed before they are sent. It's easy to set up Apache to serve compressed files, you just need access to the .htaccess file to set it up.

Minimize HTTP Requests to Speed Up Page Load Times
For every http request your web page requires to load there is a hit to the download time, so creating simpler pages that use fewer components is a great way to create faster pages. But that doesn't mean you have to create boring pages without images or scripts on them. Learn how to speed up your pages by minimizing http requests without minimizing your design.

Minify Definition

Use One External CSS File to Speed Up Page Downloads
Using an external CSS file is an important way to improve the speed of your web pages because once the CSS is downloaded, the browser caches it and uses it for every subsequent page that calls it. But many people like to separate their CSS into multiple files and link to them all. This will slow down the loading of your pages. Instead, you should merge your CSS files into one to create only one HTTP request and help speed up your page download.

Don’t Use Nested Tables
Nested tables are tables that enclose other tables. But by putting one table inside another, you slow the download time of the entire page. Learn why you shouldn't use nested tables in your web page documents and how to convert nested tables to other, faster loading, elements.

HTML Frames and Website Optimization (Speed)
HTML frames can affect how fast your web pages load. They often seem faster, but if you're not careful they can be a drain on your server. Learn how HTML frames affect the speed of your web pages.

What is a CDN (Content Delivery Network)?
A content delivery network or CDN is an important tool for websites with a large or widely distributed audience. When you have customers visiting your site from around the world, or you have a lot of big content like videos you need to make sure that it downloads as quickly as possible. A CDN can help you improve the speed of your pages by...

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