Shouldn't we use

Question

I found some good cons here:

• The noscript element only detects whether the browser has JavaScript enabled or not. If JavaScript is disabled in the Firewall

Answer 1

After pondering for many days and changing my code back and forth, I think I have clearer picture now and would like to share my two cents worth on the subject before I forget.

show non-js content

vs

Depending on the situation, there are three cases for consideration:

Case 1 - If required script is inline

JavaScript disabled

• Content in
• Content in
  element appears immediately, non-js content is shown

JavaScript enabled

• Content in
• Content in
  element may momentarily appear before being hidden, js content shown

For this case, using

Case 2 - If required script is from external (third-party) source, but hiding of

element is done with inline script

JavaScript disabled

• Content in
• Content in
  element appears immediately, non-js content is shown

JavaScript enabled but required script is blocked

• Content in
• Content in
  element may momentarily appear before being hidden, nothing is shown!

JavaScript enabled and required script is received

• Content in
• Content in
  element may momentarily appear before being hidden, js content shown

For this case, using

Case 3 - If required script hides the

element

JavaScript disabled

• Content in
• Content in
  element appears immediately, non-js content is shown

JavaScript enabled but required script is blocked

• Content in
• Content in
  element appears, non-js content is shown

JavaScript enabled and required script is received

• Content in
• Content in
  element may momentarily appear before being hidden, js content shown

For this case, using

element is advantageous.

In summary

Use

element and make sure that the required script contains:

document.getElementById('noscript').style.display='none';

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