var Forum={addLoadEvent:function(fn)
{var x=window.onload;window.onload=(x&&typeof x=='function')?function(){x();fn()}:fn;},hasClass:function(n,x)
{return(new RegExp('\\b'+ x+'\\b')).test(n.className)},addClass:function(n,x)
{if(Forum.hasClass(n,x))return false;else n.className+=' '+ x;return true;},removeClass:function(n,x)
{if(!Forum.hasClass(n,x))return false;x=new RegExp('\\s*\\b'+ x+'\\b','g');n.className=n.className.replace(x,'');return true;},blink:function(n,i)
{if(typeof i=='undefined')i=2;var x=n.style.visibility;if(i&&x!='hidden')
{n.style.visibility='hidden';setTimeout(function(){n.style.visibility=x},200);setTimeout(function(){Forum.blink(n,i-1)},400);}},onScreen:function(n)
{function pageYOffset()
{var y=-1;if(self.pageYOffset)y=self.pageYOffset;else if(document.documentElement&&document.documentElement.scrollTop)
y=document.documentElement.scrollTop;else if(document.body)y=document.body.scrollTop;return y;}
function innerHeight()
{var y=-1;if(self.innerHeight)y=self.innerHeight;else if(document.documentElement&&document.documentElement.clientHeight)
y=document.documentElement.clientHeight;else if(document.body)y=document.body.clientHeight;return y;}
function nodeYOffset(n)
{var y=n.offsetTop;n=n.offsetParent;return n?y+=nodeYOffset(n):y;}
var screenTop=pageYOffset();var screenBottom=screenTop+ innerHeight();var nodeTop=nodeYOffset(n);var nodeBottom=nodeTop+ n.clientHeight;return nodeTop>=screenTop&&nodeBottom<screenBottom;},map:function(fn,arr)
{for(var i=0,len=arr.length;i<len;i++)
{arr[i]=fn(arr[i])}
return arr;},find:function(fn,arr)
{for(var i=0,len=arr.length;i<len;i++)
{if(fn(arr[i]))return i;}
return-1;},arrayOfMatched:function(fn,arr)
{matched=[];for(var i=0,len=arr.length;i<len;i++)
{if(fn(arr[i]))matched.push(arr[i])}
return matched;},flatten:function(arr)
{flt=[];for(var i=0,len=arr.length;i<len;i++)
{if(typeof arr[i]=='object'&&arr.length)
{flt.concat(Forum.flatten(arr[i]))
alert('length1!!'+ arr.length);}
else flt.push(arr[i])}
return flt},validateForm:function(form)
{var elements=form.elements;var fn=function(x){return x.name&&x.name.indexOf('req_')==0};var nodes=Forum.arrayOfMatched(fn,elements);fn=function(x){return/^\s*$/.test(x.value)};var empty=Forum.find(fn,nodes);if(empty>-1)
{var n=document.getElementById('req-msg');Forum.removeClass(n,'req-warn');var newlyAdded=Forum.addClass(n,'req-error');if(!Forum.onScreen(n))
{n.scrollIntoView();setTimeout(function(){Forum.blink(n)},500);}
else if(!newlyAdded)Forum.blink(n);if(Forum.onScreen(nodes[empty]))nodes[empty].focus();return false;}
return true;},doQuickjumpRedirect:function(url,forum_names)
{var selected_forum_id=document.getElementById('qjump-select')[document.getElementById('qjump-select').selectedIndex].value;url=url.replace('$1',selected_forum_id);url=url.replace('$2',forum_names[selected_forum_id]);document.location=url;return false;},toggleCheckboxes:function(curForm)
{var inputlist=curForm.getElementsByTagName("input");for(i=0;i<inputlist.length;i++)
{if(inputlist[i].getAttribute("type")=='checkbox'&&inputlist[i].disabled==false)
inputlist[i].checked=!inputlist[i].checked;}
return false;},attachValidateForm:function()
{var forms=document.forms;for(var i=0,len=forms.length;i<len;i++)
{var elements=forms[i].elements;var fn=function(x){return x.name&&x.name.indexOf('req_')==0};if(Forum.find(fn,elements)>-1)
{fn=function(x){return x.type&&(x.type=='submit'&&x.name!='cancel')};var nodes=Forum.arrayOfMatched(fn,elements)
var formRef=forms[i];fn=function(){return Forum.validateForm(formRef)};nodes=Forum.map(function(x){x.onclick=fn},nodes);}}},attachWindowOpen:function()
{if(!document.getElementsByTagName)return;var nodes=document.getElementsByTagName('a');for(var i=0;i<nodes.length;i++)
{if(Forum.hasClass(nodes[i],'exthelp'))
nodes[i].onclick=function(){window.open(this.href);return false;};}},autoFocus:function()
{var nodes=document.getElementById('afocus');if(!nodes||window.location.hash.replace(/#/g,''))return;nodes=nodes.all?nodes.all:nodes.getElementsByTagName('*');var fn=function(x){return x.tagName.toUpperCase()=='TEXTAREA'||(x.tagName.toUpperCase()=='INPUT'&&(x.type=='text')||(x.type=='password'))};var n=Forum.find(fn,nodes);if(n>-1)nodes[n].focus();}}
Forum.addLoadEvent(Forum.attachValidateForm);Forum.addLoadEvent(Forum.attachWindowOpen);Forum.addLoadEvent(Forum.autoFocus);/* A handful of functions in this script have been released into the Public
   Domain by Shawn Brown or other authors. Although I, Shawn Brown, do not
   believe that it is legally necessary to note which parts of a Copyrighted
   work are based on Public Domain content, a list of the Public Domain
   code (functions and methods) contained in this file is included below:

   * addLoadEvent: Released into the Public Domain by Shawn Brown and
        based on Simon Willison's Public Domain function of the same name.
   * hasClass, addClass & removeClass: Released into the Public Domain
        by Shawn Brown.
   * onScreen: Released into the Public Domain by Shawn Brown and based,
        in-part, on Peter Paul-Koch's Public Domain node-position functions.
   * map, find, arrayOfMatched & flatten: These basic functional methods
        have been released into the Public Domain by Shawn Brown.

   It is entirely possible that, in the future, someone may contribute code
   that is in the Public Domain but not note it as such. This should not be
   a problem, but one should keep in mind that the list provided here is known
   to be complete and accurate only up until 24-JUNE-2007.
*/