Gestion du Dom ?

function createTextarea(parent,id,content,cols){
var el = document.createElement('textarea');
el.setAttribute('id',id);
el.setAttribute('value',content);
el.setAttribute('cols',cols);
el.setAttribute('onkeyup',"adaptRows(this);");
el.appendChild(document.createTextNode(content));
$(parent).appendChild(el);
}

function deleteEl(element,parent){
var el = $(element);
var list = $(parent);
list.removeChild(el);
}

/*Pour la suppréssion*/
deleteEl('ed',el);

$(el).appendChild(document.createTextNode(contenu));