javascript:

var lastEL=document.body;

var lastStyle=document.body.getAttribute('style');

var EL_KILLA=1;



function hover(x){

  e=x.srcElement;

  if(EL_KILLA){

    window.status='press DEL to delete '+e.tagName+', ESC to cancel.';

    lastEL.setAttribute('style',lastStyle);    

    lastEL = e;

    lastStyle = e.getAttribute('style');

    e.setAttribute('style', 'border:2px dashed red');

  }

};



function key(x){

  k = x.keyCode;

  if(k==27){

    EL_KILLA=0;

    window.status='';

    lastEL.setAttribute('style',lastStyle);    

  }

  if(k==0 && EL_KILLA){  

    lastEL.setAttribute('style',lastStyle='display:none');

    window.status=lastEL.tagName+' deleted.';

  }

};



window.status='busy..';

document.onkeypress=key;



a=document.getElementsByTagName('*'); 

for(i=0; a.length!=i; i++){

  a.item(i).onmouseover=hover;

};



window.status='done. point and press DEL on any element. ESC to cancel.';

void(0);