Enable/Disable Radio Buttons in JavaScript - Cross-Browser Tips
Enabling and Disabling Radio Buttons in JavaScript The code intended to enable and disable radio buttons based on the selection from a dropdown menu functions correctly in Internet Explorer but encounters compatibility issues in Firefox and Safari, particularly when users navigate using the keyboard. In these browsers, the radio buttons do not update their enabled or disabled state until the user clicks elsewhere on the page, which can lead to confusion. To enhance cross-browser compatibility, it is advisable to implement a keyup event on the dropdown menu to ensure that the radio buttons respond immediately to keyboard navigation. Additionally, the code should be modified to use document.getElementById for accessing form elements instead of relying on non-standard properties, and it is recommended to assign IDs to the form elements for more reliable referencing. These adjustments will help create a more consistent user experience across different browsers. Summary of the Code Issue...