headerBtnSel = false;
if (document.images) {
	headerBtn = new Array();
	headerBtn[1] = new Image(); headerBtn[1].src = '/pc/img/global/h_top_on.gif';
	headerBtn[2] = new Image(); headerBtn[2].src = '/pc/img/global/h_usersite_on.gif';
	headerBtn[3] = new Image(); headerBtn[3].src = '/pc/img/global/h_community_on.gif';
	headerBtn[4] = new Image(); headerBtn[4].src = '/pc/img/global/h_about_on.gif';
	headerBtnSel = new Image();
}
function HI(n) {
	if (!headerBtnSel) return;
	headerBtnSel.src = document.images['head' + n].src;
	document.images['head' + n].src = headerBtn[n].src;
}
function HO(n) {
	if (!headerBtnSel) return;
	document.images['head' + n].src = headerBtnSel.src;
}