function topic_for(){
	win = window.open("?pid=for", "_self", "")
}
function topic_nyo(){
	win = window.open("?pid=nyo", "_self", "")
}
function topic_szo(){
	win = window.open("?pid=szo", "_self", "")
}
function topic_tol(){
	win = window.open("?pid=tol", "_self", "")
}
function topic_ford(){
	win = window.open("?pid=all", "_self", "")
}