function execute(action, target){
    var msgset = document.getElementsByName('messageset');

    if( target != null ){
        var folder = document.getElementById('target');
        folder.value = target;
    }

    if (msgset.length != 0){
        var hide;
        try{
            hide = document.createElement('<input type="hidden" name="action" value="' + action + '">');
        }catch(err){
            hide = document.createElement('input');
            hide.setAttribute('type', 'hidden');
            hide.setAttribute('name', 'action');
            hide.setAttribute('value', action);
        }

        document.forms[0].appendChild(hide);
        document.forms[0].submit();
    }
}

function changeLocation(loc){
	location.href = loc;
	return true;
}

function mark_messages(value){
    var msg_list = document.getElementsByName('messageset');
    for(var i = 0; i < msg_list.length; i++)
        msg_list[i].checked = value;
}

function mark(value){
    alert(value);
    var msg_list = document.getElementsByName('messageset');
    for(var i = 0; i < msg_list.length; i++)
        if( value == "ALL")
            msg_list[i].checked = value;
}

function selection(item, active){
/*
    static var bgColor = null;
    if (!bgColor)
        bgColor = item.style.backgroundColor;

    item.style.backgroundColor = active ? '#abd5ff' : bgColor; */
}

function add_attachment_row(){
    var attachs = document.getElementsByName('attachment-row');
    var item = attachs[attachs.length - 1];


}