function node__update(node__value){switch(node__value){case "Block_1":document.write("<div class='Block_1'><h1>This New Technology makes your HTML Evolve to increase your site's conversion rate. Learn more about it now...</h1></div>");break;case "Block_4":document.write("<div class='Block_4'></div>");break;case "Block_5":document.write("<div class='Block_5'><p>Right now you are experiencing evolving HTML from Really Simple Testing.</p><p>If you choose to learn more about how it works by completing the form below, you will have an impact on what this site looks like to future visitors.</p><p>You will also have an impact if you don't sign up.</p> <p>Signing up is 100% risk free. We don't spam. We make it \"1-click\" easy to unsubscribe. We do not sell or rent out your contact details.  </p></div>");break;case "Block_6":document.write("<div class='Block_6'><table><tr><td><script type=\"text/javascript\" src=\"http://forms.aweber.com/form/07/10963507.js\"></script></td><td><img alt=\"self optimizing web pages\" src=\"http://www.reallysimpletesting.com/style/images/ecover.jpg\" width=\"100%\" height=\"100%\" alt=\"Self optimising web pages - download this introduction.\"></td></tr></table><table width=\"800\"><tbody><tr><td></td></tr></table></div>");break;default:document.write("");}}