var ca_item;
var ca_item2;
var ca_list;

var onload_functions = new Array();
var onunload_functions = new Array();

onload_functions[onload_functions.length] = 'ca_resize_images();';

window.onload = function()
{
	for (var i = 0; i < onload_functions.length; i++)
	{
		eval(onload_functions[i]);
	}
}

window.onunload = function()
{
	for (var i = 0; i < onunload_functions.length; i++)
	{
		eval(onunload_functions[i]);
	}
}


// resize images
function ca_resize_images()
{
    var i, limit, diff;
    limit = 600;
    diff = 225;
    ca_item = document.getElementById('contentrow');
    if(ca_item && ca_item.clientWidth)
    {
        limit = ca_item.clientWidth - diff;
    }
    if(limit < 500)
    {
        limit = 500;
    }
    if(document.body.clientWidth && document.body.clientWidth < (limit + diff) && document.body.clientWidth > 800)
    {
        limit = document.body.clientWidth - diff;
    }
    else if(window.innerWidth && window.innerWidth < (limit + diff) && window.innerWidth > 800)
    {
        limit = window.innerWidth - diff;
    }
    /* IE6 limit fix */
    if(!window.XMLHttpRequest && limit > 1500)
    {
        limit = 800;
    }
    if(ca_main_width && ca_main_width.indexOf('%') == -1)
    {
        ca_main_width.replace(/px/, '');
        if(ca_main_width > 0)
        {
            limit = ca_main_width - diff;
        }
    }
    if(ca_item)
    {
        ca_list = ca_item.getElementsByTagName('img');
    }
    else
    {
        ca_list = document.getElementsByTagName('img');
    }
    for(i=0; i<ca_list.length; i++)
    {
        ca_item = ca_list[i];
        if(ca_item.width > limit)
        {
            if(document.all) 
            { 
                ca_item.style.cursor = 'hand'; 
            }
            else
            { 
                ca_item.style.cursor = 'pointer'; 
            }
            ca_item.style.width = (limit - 50) + 'px';
            ca_item.onclick = function() { 
                window.open(this.src, 'image', 'width=700,height=500,resizable=1,scrollbars=1');
            }
        }
    }
}
	
function marklist(id, name, state)
{
	var parent = document.getElementById(id);
	if (!parent)
	{
		eval('parent = document.' + id);
	}

	if (!parent)
	{
		return;
	}

	var rb = parent.getElementsByTagName('input');
	
	for (var r = 0; r < rb.length; r++)
	{
		if (rb[r].name.substr(0, name.length) == name)
		{
			rb[r].checked = state;
		}
	}
}

function popup(url, width, height, name)
{
	if (!name)
	{
		name = '_popup';
	}

	window.open(url.replace(/&amp;/g, '&'), name, 'height=' + height + ',resizable=yes,scrollbars=yes,width=' + width);
	return false;
}

function find_username(url)
{
	popup(url, 760, 570, '_usersearch');
	return false;
}	

function jumpto()
{
	var page = prompt(jump_page, on_page);

	if (page !== null && !isNaN(page) && page == Math.floor(page) && page > 0)
	{
		if (base_url.indexOf('?') == -1)
		{
			document.location.href = base_url + '?start=' + ((page - 1) * per_page) + bookmark;
		}
		else
		{
			document.location.href = base_url.replace(/&amp;/g, '&') + '&start=' + ((page - 1) * per_page) + bookmark;
		}
	}
}

function load_time_cookie(cookie_name)
{
   var january = (new Date((new Date()).getFullYear(), 1, 1)).getTimezoneOffset();
   var today = (new Date()).getTimezoneOffset();
   document.cookie = cookie_name + '_time[zone] = ' + (-january / 60);
   document.cookie = cookie_name + '_time[dst] = ' + (january != today ? 1 : 0);
}

function validate_number(checkStr)
{
  var checkOK = "0123456789-";
  var allValid = true;
  var validGroups = true;
  var decPoints = 0;
  var allNum = "";
  for (i = 0;  i < checkStr.length;  i++)
  {
    ch = checkStr.charAt(i);
    for (j = 0;  j < checkOK.length;  j++)
      if (ch == checkOK.charAt(j))
        break;
    if (j == checkOK.length)
    {
      allValid = false;
      break;
    }
    allNum += ch;
  }
  return allValid;
}  
  
function loadXMLDoc(url)
{
	if (window.XMLHttpRequest)
	{// code for IE7+, Firefox, Chrome, Opera, Safari
		xmlhttp=new XMLHttpRequest();
	}
	else
	{// code for IE6, IE5
		xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
	}
	var timestamp = Number(new Date());
	
	url = url + '&sid=' + sid + '&ts=' + timestamp;
	
	xmlhttp.open("GET",url,true);
	xmlhttp.send(null);
	xmlhttp.onreadystatechange=function()
  	{
  		if (xmlhttp.readyState==4 && xmlhttp.status==200)
   	 	{
			return xmlhttp.responseText;
		}
	}
}
  
function countAdClick(id)
{
   loadXMLDoc('./ads/click.php?a=' + id);
}
  
function countAdView(id)
{
   loadXMLDoc('./ads/view.php?a=' + id);
}
  
function roll(img_name, img_src)
{
   document[img_name].src = img_src;
}

var join = new Image();
join.src = "/styles/tbmopa/imageset/join_TBMOPA_on.gif";



function jscheck()
{
	if (window.XMLHttpRequest)
	{// code for IE7+, Firefox, Chrome, Opera, Safari
		xmlhttp=new XMLHttpRequest();
	}
	else
	{// code for IE6, IE5
		xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
	}
	
	var timestamp = Number(new Date());
	
	url = '/includes/ajax/js_check.php?&sid=' + sid + '&ts=' + timestamp;
	xmlhttp.open("GET",url,false);
	xmlhttp.send();
}