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addEvent() by John Resig

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  1. // addEvent() by John Resig
  2. // http://ejohn.org/projects/flexible-javascript-events/
  3. function addEvent ( obj, type, fn ) {
  4.     if ( obj.addEventListener ) {
  5.         obj.addEventListener ( type, fn, false );
  6.     } else if ( obj.attachEvent ) {
  7.         obj["e"+type+fn] = fn;
  8.         obj[type+fn] = function ( ) { obj["e"+type+fn] ( window.event ); }
  9.         obj.attachEvent ( "on"+type, obj[type+fn] );
  10.     }
  11. }

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