function LenyaDisableBackspace(e){  // Mozilla style code for Opera and Safari as well  // For Opera 9 under Windows to work properly, the Mozilla test must be first.  if(typeof document.addEventListener != 'undefined') {    var src = e.target.type;    var key = e.which;//alert(src);    if( key == 8 && (src != 'text' && src != 'textarea')) {      e.preventDefault();      e.stopPropagation();      return false;    }  }  // IE style code for IE 6 and IE 7. Should work on IE 5.5+  else if(typeof document.attachEvent != 'undefined' && window.event) {    var src = event.srcElement.type;    var key = window.event.keyCode;    if(key == 8 && (src != 'text' && src != 'textarea')) {      window.event.cancelBubble = true;      return false;    }  }  return true;}
791	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/791/b865c4804bfbbbc63ef70d24f54c8e1661d8cb55/disablebackspace.js/clean/src/modules/editors/resources/javascript/disablebackspace.js