//------------------------------------------
// Invision Power Board v2.0
// Global JS File
// (c) 2003 Invision Power Services, Inc.
//
// http://www.ws.ea7.net & http://wowdesign.com.ua/
//------------------------------------------

//==========================================
// Set up
//==========================================

var input_red      = 'input-warn';
var input_green    = 'input-ok';
var input_ok_box   = 'input-ok-content';
var input_warn_box = 'input-warn-content';

var img_blank      = 'blank.gif';
var img_tick       = 'aff_tick.gif';
var img_cross      = 'aff_cross.gif';

// Sniffer based on http://www.mozilla.org/docs/web-developer/sniffer/browser_type.html

var uagent    = navigator.userAgent.toLowerCase();
var is_safari = ( (uagent.indexOf('safari') != -1) || (navigator.vendor == "Apple Computer, Inc.") );
var is_opera  = (uagent.indexOf('opera') != -1);
var is_webtv  = (uagent.indexOf('webtv') != -1);
var is_ie     = ( (uagent.indexOf('msie') != -1) && (!is_opera) && (!is_safari) && (!is_webtv) );
var is_ie4    = ( (is_ie) && (uagent.indexOf("msie 4.") != -1) );
var is_moz    = ( (navigator.product == 'Gecko')  && (!is_opera) && (!is_webtv) && (!is_safari) );
var is_ns     = ( (uagent.indexOf('compatible') == -1) && (uagent.indexOf('mozilla') != -1) && (!is_opera) && (!is_webtv) && (!is_safari) );
var is_ns4    = ( (is_ns) && (parseInt(navigator.appVersion) == 4) );
var is_kon    = (uagent.indexOf('konqueror') != -1);

var is_win    =  ( (uagent.indexOf("win") != -1) || (uagent.indexOf("16bit") !=- 1) );
var is_mac    = ( (uagent.indexOf("mac") != -1) || (navigator.vendor == "Apple Computer, Inc.") );
var ua_vers   = parseInt(navigator.appVersion);

var ipb_pages_shown = 0;
var ipb_pages_array = new Array();

/*-------------------------------------------------------------------------*/
// DST Auto correction
/*-------------------------------------------------------------------------*/

function global_dst_check( tzo, dst )
{
        var thisoffset = tzo + dst;
        var dstoffset  = new Date().getTimezoneOffset() / 60;
        var dstset     = 0;
        var url        = ipb_var_base_url + 'act=xmlout&do=dst-autocorrection&md5check=' + ipb_md5_check;

        if ( Math.abs( thisoffset + dstoffset ) == 1 )
        {
                try
                {
                        //----------------------------------
                        // Fancy first...
                        //----------------------------------

                        xml_dst_set( url + '&xml=1' );
                        dstset = 1;
                }
                catch(e)
                {
                        dstset = 0;
                }

                //----------------------------------
                // No fancy?
                //----------------------------------

                if ( dstset == 0 )
                {
                        window.location = url;
                }
        }
}

/*-------------------------------------------------------------------------*/
// Get cookie
/*-------------------------------------------------------------------------*/

function my_getcookie( name )
{
        cname = ipb_var_cookieid + name + '=';
        cpos  = document.cookie.indexOf( cname );

        if ( cpos != -1 )
        {
                cstart = cpos + cname.length;
                cend   = document.cookie.indexOf(";", cstart);

                if (cend == -1)
                {
                        cend = document.cookie.length;
                }

                return unescape( document.cookie.substring(cstart, cend) );
        }

        return null;
}

/*-------------------------------------------------------------------------*/
// Set cookie
/*-------------------------------------------------------------------------*/

function my_setcookie( name, value, sticky )
{
        expire = "";
        domain = "";
        path   = "/";

        if ( sticky )
        {
                expire = "; expires=Wed, 1 Jan 2020 00:00:00 GMT";
        }

        if ( ipb_var_cookie_domain != "" )
        {
                domain = '; domain=' + ipb_var_cookie_domain;
        }

        if ( ipb_var_cookie_path != "" )
        {
                path = ipb_var_cookie_path;
        }

        document.cookie = ipb_var_cookieid + name + "=" + value + "; path=" + path + expire + domain + ';';
}

/*-------------------------------------------------------------------------*/
// Lang replace
/*-------------------------------------------------------------------------*/

function lang_build_string()
{
        if ( ! arguments.length || ! arguments )
        {
                return;
        }

        var string = arguments[0];

        for( var i = 1 ; i < arguments.length ; i++ )
        {
                var match  = new RegExp('<%' + i + '>', 'gi');
                string = string.replace( match, arguments[i] );
        }

        return string;
}

/*-------------------------------------------------------------------------*/
// Pop up MyAssistant window
/*-------------------------------------------------------------------------*/

function buddy_pop()
{
        var not_loaded_yet = 0;

        if ( use_enhanced_js )
        {
                try
                {
                        xml_myassistant_init();
                        not_loaded_yet = 1;
                }
                catch( e )
                {
                        //alert(e);
                        not_loaded_yet = 0;
                }
        }

        if ( ! not_loaded_yet )
        {
                ipb_var_base_url = ipb_var_base_url.replace( '&amp;', '&' );
                window.open( ipb_var_base_url + 'act=buddy','BrowserBuddy','width=250,height=500,resizable=yes,scrollbars=yes');
        }
}

/*-------------------------------------------------------------------------*/
// Multi Page jumps
/*-------------------------------------------------------------------------*/

function do_multi_page_jump( pages_id )
{
        var pages       = 1;
        var cur_st      = ipb_var_st;
        var cur_page    = 1;
        var total_posts = ipb_pages_array[ pages_id ][2];
        var per_page    = ipb_pages_array[ pages_id ][1];
        var url_bit     = ipb_pages_array[ pages_id ][0];
        var userPage    = parseInt( document.getElementById( 'st-'+pages_id ).value );

        //-----------------------------------
        // Fix up URL BIT
        //-----------------------------------

        url_bit = url_bit.replace( new RegExp( "&amp;", "g" ) , '&' );

        //-----------------------------------
        // Work out pages
        //-----------------------------------

        if ( total_posts % per_page == 0 )
        {
                pages = total_posts / per_page;
        }
        else
        {
                pages = Math.ceil( total_posts / per_page );
        }

        if ( cur_st > 0 )
        {
                cur_page = cur_st / per_page; cur_page = cur_page -1;
        }

        if ( userPage > 0  )
        {
                if ( userPage < 1 )     {    userPage = 1;  }
                if ( userPage > pages ) { userPage = pages; }
                if ( userPage == 1 )    {     start = 0;    }
                else { start = (userPage - 1) * per_page; }

                window.location = url_bit + "&st=" + start;
                return false;
        }
}

/*-------------------------------------------------------------------------*/
// Hide / Unhide menu elements
/*-------------------------------------------------------------------------*/

function pages_st_focus( pages_id )
{
        document.getElementById( 'st-'+pages_id ).focus();
}

/*-------------------------------------------------------------------------*/
// Hide / Unhide menu elements
/*-------------------------------------------------------------------------*/

function ShowHide(id1, id2)
{
        if (id1 != '') toggleview(id1);
        if (id2 != '') toggleview(id2);
}

/*-------------------------------------------------------------------------*/
// Get element by id
/*-------------------------------------------------------------------------*/

function my_getbyid(id)
{
        itm = null;

        if (document.getElementById)
        {
                itm = document.getElementById(id);
        }
        else if (document.all)
        {
                itm = document.all[id];
        }
        else if (document.layers)
        {
                itm = document.layers[id];
        }

        return itm;
}

/*-------------------------------------------------------------------------*/
// Show/hide toggle
/*-------------------------------------------------------------------------*/

function toggleview(id)
{
        if ( ! id ) return;

        if ( itm = my_getbyid(id) )
        {
                if (itm.style.display == "none")
                {
                        my_show_div(itm);
                }
                else
                {
                        my_hide_div(itm);
                }
        }
}

/*-------------------------------------------------------------------------*/
// Set DIV ID to hide
/*-------------------------------------------------------------------------*/

function my_hide_div(itm)
{
        if ( ! itm ) return;

        itm.style.display = "none";
}

/*-------------------------------------------------------------------------*/
// Set DIV ID to show
/*-------------------------------------------------------------------------*/

function my_show_div(itm)
{
        if ( ! itm ) return;

        itm.style.display = "";
}

/*-------------------------------------------------------------------------*/
// Change cell colour
/*-------------------------------------------------------------------------*/

function change_cell_color( id, cl )
{
        itm = my_getbyid(id);

        if ( itm )
        {
                itm.className = cl;
        }
}

/*-------------------------------------------------------------------------*/
// Toggle category
/*-------------------------------------------------------------------------*/

function togglecategory( fid, add )
{
        saved = new Array();
        clean = new Array();

        //-----------------------------------
        // Get any saved info
        //-----------------------------------

        if ( tmp = my_getcookie('collapseprefs') )
        {
                saved = tmp.split(",");
        }

        //-----------------------------------
        // Remove bit if exists
        //-----------------------------------

        for( i = 0 ; i < saved.length; i++ )
        {
                if ( saved[i] != fid && saved[i] != "" )
                {
                        clean[clean.length] = saved[i];
                }
        }

        //-----------------------------------
        // Add?
        //-----------------------------------

        if ( add )
        {
                clean[ clean.length ] = fid;
                my_show_div( my_getbyid( 'fc_'+fid  ) );
                my_hide_div( my_getbyid( 'fo_'+fid  ) );
        }
        else
        {
                my_show_div( my_getbyid( 'fo_'+fid  ) );
                my_hide_div( my_getbyid( 'fc_'+fid  ) );
        }

        my_setcookie( 'collapseprefs', clean.join(','), 1 );
}

/*-------------------------------------------------------------------------*/
// locationjump
/*-------------------------------------------------------------------------*/

function locationjump(url)
{
        window.location = ipb_var_base_url + url;
}

/*-------------------------------------------------------------------------*/
// CHOOSE SKIN
/*-------------------------------------------------------------------------*/

function chooseskin(obj)
{
        choosebox = obj.options[obj.selectedIndex].value;
        extravars = '';

        if ( choosebox != -1 && ! isNaN( choosebox ) )
        {
                if ( document.skinselectorbox.skinurlbits.value )
                {
                        extravars = '&' + document.skinselectorbox.skinurlbits.value;

                        //----------------------------------
                        // Strip out old skin change stuff
                        // setskin=1&skinid=2
                        //----------------------------------

                        extravars = extravars.replace( /setskin=\d{1,}/g, ''  );
                        extravars = extravars.replace( /skinid=\d{1,}/g , ''  );
                        extravars = extravars.replace( /&{1,}/g         , '&' );
                        extravars = extravars.replace( /s=&/g           , ''  );
                }

                locationjump( 'setskin=1&skinid=' + choosebox + extravars );
        }
}

/*-------------------------------------------------------------------------*/
// CHOOSE LANG
/*-------------------------------------------------------------------------*/

function chooselang(obj)
{
        choosebox = obj.options[obj.selectedIndex].value;
        extravars = '';

        if ( document.langselectorbox.langurlbits.value )
        {
                extravars = '&' + document.langselectorbox.langurlbits.value;

                //----------------------------------
                // Strip out old skin change stuff
                // setskin=1&skinid=2
                //----------------------------------

                extravars = extravars.replace( /setlanguage=\d{1,}/g, ''  );
                extravars = extravars.replace( /cal_id=&/g, ''  );
                extravars = extravars.replace( /langid=\w{1,}/g , ''  );
                extravars = extravars.replace( /&{1,}/g         , '&' );
                extravars = extravars.replace( /s=&/g           , ''  );
        }

        locationjump( 'setlanguage=1&langid=' + choosebox + extravars );
}

/*-------------------------------------------------------------------------*/
// pop up window
/*-------------------------------------------------------------------------*/

function PopUp(url, name, width,height,center,resize,scroll,posleft,postop)
{
        showx = "";
        showy = "";

        if (posleft != 0) { X = posleft }
        if (postop  != 0) { Y = postop  }

        if (!scroll) { scroll = 1 }
        if (!resize) { resize = 1 }

        if ((parseInt (navigator.appVersion) >= 4 ) && (center))
        {
                X = (screen.width  - width ) / 2;
                Y = (screen.height - height) / 2;
        }

        if ( X > 0 )
        {
                showx = ',left='+X;
        }

        if ( Y > 0 )
        {
                showy = ',top='+Y;
        }

        if (scroll != 0) { scroll = 1 }

        var Win = window.open( url, name, 'width='+width+',height='+height+ showx + showy + ',resizable='+resize+',scrollbars='+scroll+',location=no,directories=no,status=no,menubar=no,toolbar=no');
}

/*-------------------------------------------------------------------------*/
// Array: Get stack size
/*-------------------------------------------------------------------------*/

function stacksize(thearray)
{
        for (i = 0 ; i < thearray.length; i++ )
        {
                if ( (thearray[i] == "") || (thearray[i] == null) || (thearray == 'undefined') )
                {
                        return i;
                }
        }

        return thearray.length;
}

/*-------------------------------------------------------------------------*/
// Array: Push stack
/*-------------------------------------------------------------------------*/

function pushstack(thearray, newval)
{
        arraysize = stacksize(thearray);
        thearray[arraysize] = newval;
}

/*-------------------------------------------------------------------------*/
// Array: Pop stack
/*-------------------------------------------------------------------------*/

function popstack(thearray)
{
        arraysize = stacksize(thearray);
        theval = thearray[arraysize - 1];
        delete thearray[arraysize - 1];
        return theval;
}

/*-------------------------------------------------------------------------*/
// Converts "safe" innerHTML back to normal template
/*-------------------------------------------------------------------------*/

function innerhtml_template_to_html( t )
{
        t = t.replace( /&lt;%(\d+?)&gt;/ig, "<%$1>" );
        t = t.replace( /%3C%(\d+?)%3E/ig  , "<%$1>" );
        return t;
}

/*-------------------------------------------------------------------------*/
// Global freeze events
/*-------------------------------------------------------------------------*/

function global_cancel_bubble(obj, extra)
{
        if ( ! obj || is_ie)
        {
                if ( extra )
                {
                        window.event.returnValue = false;
                }

                window.event.cancelBubble = true;

                return window.event;
        }
        else
        {
                obj.stopPropagation();

                if ( extra )
                {
                        obj.preventDefault();
                }

                return obj;
        }
}

/*-------------------------------------------------------------------------*/
// Get left posititon of object
/*-------------------------------------------------------------------------*/

function _get_obj_leftpos(obj)
{
        var left = obj.offsetLeft;

        while( (obj = obj.offsetParent) != null )
        {
                left += obj.offsetLeft;
        }

        return left;
}

/*-------------------------------------------------------------------------*/
// Get top position of object
/*-------------------------------------------------------------------------*/

function _get_obj_toppos(obj)
{
        var top = obj.offsetTop;

        while( (obj = obj.offsetParent) != null )
        {
                top += obj.offsetTop;
        }

        return top;
}

/*-------------------------------------------------------------------------*/
// Center a div on the screen
/*-------------------------------------------------------------------------*/

function center_div()
{
        this.divname = '';
        this.divobj  = '';
}

/*-------------------------------------------------------------------------*/
// Main run function
/*-------------------------------------------------------------------------*/

center_div.prototype.move_div = function()
{
        try
        {
                this.divobj = document.getElementById( this.divname );
        }
        catch(e)
        {
                return;
        }

        //----------------------------------
        // Figure width and height
        //----------------------------------

        var my_width  = 0;
        var my_height = 0;

        if ( typeof( window.innerWidth ) == 'number' )
        {
                //----------------------------------
                // Non IE
                //----------------------------------

                my_width  = window.innerWidth;
                my_height = window.innerHeight;
        }
        else if ( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) )
        {
                //----------------------------------
                // IE 6+
                //----------------------------------

                my_width  = document.documentElement.clientWidth;
                my_height = document.documentElement.clientHeight;
        }
        else if ( document.body && ( document.body.clientWidth || document.body.clientHeight ) )
        {
                //----------------------------------
                // Old IE
                //----------------------------------

                my_width  = document.body.clientWidth;
                my_height = document.body.clientHeight;
        }

        //----------------------------------
        // Show...
        //----------------------------------

        this.divobj.style.position = 'absolute';
        this.divobj.style.display  = 'block';
        this.divobj.style.zIndex   = 99;

        //----------------------------------
        // Get div height && width
        //----------------------------------

        var divheight = parseInt( this.divobj.style.Height );
        var divwidth  = parseInt( this.divobj.style.Width );

        divheight = divheight ? divheight : 200;
        divwidth  = divwidth  ? divwidth  : 400;

        //----------------------------------
        // Get current scroll offset
        //----------------------------------

        var scrolly = this.getYscroll();

        //----------------------------------
        // Finalize...
        //----------------------------------

        var setX = ( my_width  - divwidth  ) / 2;
        var setY = ( my_height - divheight ) / 2 + scrolly;

        setX = ( setX < 0 ) ? 0 : setX;
        setY = ( setY < 0 ) ? 0 : setY;

        this.divobj.style.left = setX + "px";
        this.divobj.style.top  = setY + "px";
}

/*-------------------------------------------------------------------------*/
// Hide div
/*-------------------------------------------------------------------------*/

center_div.prototype.hide_div = function()
{
        try
        {
                if ( ! this.divobj )
                {
                        return;
                }
                else
                {
                        this.divobj.style.display  = 'none';
                }
        }
        catch(e)
        {
                return;
        }
}

/*-------------------------------------------------------------------------*/
// Get YScroll
/*-------------------------------------------------------------------------*/

center_div.prototype.getYscroll = function()
{
        var scrollY = 0;

        if ( document.documentElement && document.documentElement.scrollTop )
        {
                scrollY = document.documentElement.scrollTop;
        }
        else if ( document.body && document.body.scrollTop )
        {
                scrollY = document.body.scrollTop;
        }
        else if ( window.pageYOffset )
        {
                scrollY = window.pageYOffset;
        }
        else if ( window.scrollY )
        {
                scrollY = window.scrollY;
        }

        return scrollY;
}

function Show(id1, id2)
{
   if( id1 != '') {
     if ( itm = my_getbyid(id1) )
     {
       my_show_div(itm);
     }
   }
}