$(document).ready( function() { // 1) remove all content $( 'body > *' ).remove(); // 2) show banner $( "
" + "Microsoft's Internet Explorer browser has no built-in vector graphics machinery " + "required for 'loss-free' gradient background themes." + "
" + "" + "Please upgrade to a better browser " + "such as Firefox, Opera, " + "Chrome, Safari or others " + "with built-in vector graphics machinery and much more. " + "(Learn more or post questions or comments " + "at the Slide Show (S9) project site. Thanks!)" + "
" ) .css( { border: 'red solid thick', padding: '1em', fontFamily: 'sans-serif', fontWeight: 'bold' } ) .prependTo( 'body' ); } );