rem: return obj.attachEvent( "on" + event, function(_) {return proc(window.event)}); 
add: var p = function(_) {return proc(window.event)}; var i = "on" + event + "hdl";  if( obj[ i ] == undefined ) obj[ i ] = []; obj[ i ][ proc ] = p;  return obj.attachEvent( "on" + event, p ); 
context:    hop_add_event_listener = function( obj, event, proc, capture ) {      return obj.attachEvent( "on" + event, function(_) {return proc(window.event)});   }
meta: 4636	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/4636/a6ed8e1dacfac579593af3fc5dd75eae78ef2b2f/hop-autoconf.js/clean/share/hop-autoconf.js