function chatroom(x){
s=document.getElementById("chatroom_"+x)
t=document.getElementById("chatroomt_"+x).rows[1].cells[0]
if (t.style.display=='none') {
s.innerHTML='[hide]'
t.style.display=''
} else {
s.innerHTML='[show]'
t.style.display='none'
}
}
td=document.getElementsByTagName('td')
c=0
for(x=0;x<td.length;x++){
ihtml=td[x].innerHTML
if (td[x].className=='chatroom' && td[x].innerHTML == '[chatroom]'&& td[x].innerHTML == '[/chatroom]') continue
while (ihtml.indexOf('[chatroom]')!=-1&&ihtml.match('[/chatroom]')!=-1) {
c++
ihtml=ihtml.replace('[chatroom]',"<table align='center' width='95%' id='chatroomt_"+c+"'><tr><td><b><a href=\"javascript:chatroom('"+c+"');void(0)\" id='chatroom_"+c+"'>[show]</a></b></td></tr><tr><td id='quote' style='display:none'>")
ihtml=ihtml.replace('[/chatroom]',' </td></tr></table>')
}
td[x].innerHTML=ihtml
}