if ( !isCompatible() ) {
// Undo class swapping in case of an unsupported browser.
// See OutputPage::getHeadScripts().
document.documentElement.className = document.documentElement.className
.replace( /(^|\s)client-js(\s|$)/, '$1client-nojs$2' );
if ( !isCompatible() ) {
// Undo class swapping in case of an unsupported browser.
// See OutputPage::getHeadScripts().
document.documentElement.className = document.documentElement.className
.replace( /(^|\s)client-js(\s|$)/, '$1client-nojs$2' );