Hi, I want to test some pages on my site. i want to edit existing pages and check the efficiency according to my goals. What will googlebot think when he crawl my site and "see" different content on the same page switching? What is the most google friendly way to do this? Thanks...
"different content on the same page switching? " Google bot will think that your page have always fresh content and will crawl more often, its good for you
You can have postive or negative results by changing content on some web pages. I would need more details on what you plan to change.