TinyMCE Fiddle

<script type="text/javascript">
  loadTiny = function(){
    tinyMCE.init({
	    // General options
	    mode : "textareas",
	    theme : "advanced",
	    plugins : "autolink,lists,spellchecker,pagebreak,style,layer,table,save,advhr,advimage,advlink,emotions,iespell,inlinepopups,insertdatetime,preview,media,searchreplace,print,contextmenu,paste,directionality,fullscreen,noneditable,visualchars,nonbreaking,xhtmlxtras,template,imagemanager,filemanager",
    
	    // Theme options
	    theme_advanced_buttons1 : "save,newdocument,|,bold,italic,underline,strikethrough,|,justifyleft,justifycenter,justifyright,justifyfull,|,styleselect,formatselect,fontselect,fontsizeselect",
	    theme_advanced_buttons2 : "cut,copy,paste,pastetext,pasteword,|,search,replace,|,bullist,numlist,|,outdent,indent,blockquote,|,undo,redo,|,link,unlink,anchor,image,cleanup,help,code,|,insertdate,inserttime,preview,|,forecolor,backcolor",
	    theme_advanced_buttons3 : "tablecontrols,|,hr,removeformat,visualaid,|,sub,sup,|,charmap,emotions,iespell,media,advhr,|,print,|,ltr,rtl,|,fullscreen",
	    theme_advanced_buttons4 : "insertlayer,moveforward,movebackward,absolute,|,styleprops,spellchecker,|,cite,abbr,acronym,del,ins,attribs,|,visualchars,nonbreaking,template,blockquote,pagebreak,|,insertfile,insertimage",
	    theme_advanced_toolbar_location : "top",
	    theme_advanced_toolbar_align : "left",
	    theme_advanced_statusbar_location : "bottom",
	    theme_advanced_resizing : true,
	    width: "100%",
	    height: "400"
    });
  }
  unloadTiny = function(){
    tinyMCE.getInstanceById('content').remove()
  }
  toggleTiny = function(el){
    if ( tinyMCE.getInstanceById('content') ) {
      unloadTiny();
      el.value = 'Load';
    } else {
      loadTiny();
      el.value = 'Unload';
    }
  }
</script>

<input type="button" value="Load" onclick="toggleTiny(this);" />
<form method="post" action="dump.php">
        <textarea name="content"></textarea>
</form>

<script type="text/javascript">
  var delayremove = function() {
     
  }
  setTimeout( delayremove, 5000);
</script>