Ie setAttribute('type','button')

[whisher]

try{
                    inputList.item(i).setAttribute('type','button');
                }
                catch(e){
                    var _value= inputList.item(i).value;
                    var _class= inputList.item(i).className;
                    inputList.item(i).outerHTML='<input name="tag_action" type="button" value="'+_value+'" class="'+_class+'" id="'+currentTagId+'"  />';
                } 

mah