function toggle_block(block, icon)
{
        if (document.getElementById)
        {
                if (document.getElementById(block).style.display == 'block')
                {
                        document.getElementById(block).style.display = 'none';
                        icon.src = 'images/plus.gif';
                        save_collapsed(block, true);
                }
                else
                {
                        document.getElementById(block).style.display = 'block';
                        icon.src = 'images/minus.gif';
                        save_collapsed(block, false);
                }
        }
        else if (document.all)
        {
                if (document.all[block].style.display == 'block')
                {
                        document.all[block].style.display = 'none';
                        icon.src = 'images/plus.gif';
                        save_collapsed(block, true);
                }
                else
                {
                        document.all[block].style.display = 'block';
                        icon.src = 'images/minus.gif';
                        save_collapsed(block, false);
                }
        }
}

function save_collapsed(objid, addcollapsed)
{
        var collapsed = get_cookie("newbbplus_collapse");
        var tmp = "";

        if (collapsed != null)
        {
                collapsed = collapsed.split(",");

                for (i in collapsed)
                {
                        if (collapsed[i] != objid && collapsed[i] != "")
                        {
                                tmp = tmp + collapsed[i];
                                tmp = tmp + ",";
                        }
                }
        }

        if (addcollapsed)
        {
                tmp = tmp + objid;
        }

        expires = new Date();
        expires.setTime(expires.getTime() + (1000 * 86400 * 365));
        set_cookie("newbbplus_collapse", tmp, expires);
}

function set_cookie(name, value, expires)
{
        if (!expires)
        {
                expires = new Date();
        }
        document.cookie = name + "=" + escape(value) + "; expires=" + expires.toGMTString() +  "; path=/";
}

function get_cookie(name)
{
        cookie_name = name + "=";
        cookie_length = document.cookie.length;
        cookie_begin = 0;
        while (cookie_begin < cookie_length)
        {
                value_begin = cookie_begin + cookie_name.length;
                if (document.cookie.substring(cookie_begin, value_begin) == cookie_name)
                {
                        var value_end = document.cookie.indexOf (";", value_begin);
                        if (value_end == -1)
                        {
                                value_end = cookie_length;
                        }
                        return unescape(document.cookie.substring(value_begin, value_end));
                }
                cookie_begin = document.cookie.indexOf(" ", cookie_begin) + 1;
                if (cookie_begin == 0)
                {
                        break;
                }
        }
        return null;
}

function pm(name)
{
var txtarea = document.getElementById("message");
text = '[b]' + name + '[/b] писал:' + '\r\n';
if (txtarea.createTextRange && txtarea.caretPos)
{
var caretPos = txtarea.caretPos;
caretPos.text = caretPos.text.charAt(caretPos.text.length - 1) == ' ' ? caretPos.text + text + ' ' : caretPos.text + text;
txtarea.focus();
}
else
{
txtarea.value += text;
txtarea.focus();
}
return 0;
}

function pm2(name)
{
var txtarea = document.getElementById("message");
text = '[b]' + name + '[/b],' + ' ';
if (txtarea.createTextRange && txtarea.caretPos)
{
var caretPos = txtarea.caretPos;
caretPos.text = caretPos.text.charAt(caretPos.text.length - 1) == ' ' ? caretPos.text + text + ' ' : caretPos.text + text;
txtarea.focus();
}
else
{
txtarea.value += text;
txtarea.focus();
}
return 0;
}


var copy_txt = '';
function copy() {
    if (document.getSelection) copy_txt = document.getSelection();
    else if (document.selection) copy_txt = document.selection.createRange().text;
    else return;
}
function ins_in (tex_to) {
    var txtarea = document.getElementById("message");
    if (txtarea.createTextRange && txtarea.caretPos) {
        var caretPos = txtarea.caretPos;
        caretPos.text = caretPos.text.charAt(caretPos.text.length - 1) == ' ' ? tex_to + ' ' : tex_to;
  } else txtarea.value += tex_to;
    copy_txt = '';
}
function ins_to(by_who) {
    pm(by_who);
    if (copy_txt) {
    ins_in ("[quote]" + copy_txt + "[/quote]" + "\r\n");
    } else return;
}