function Banner(p_hit, p_contents) {
	this.hit=p_hit;
	this.contents=p_contents;
}

// top image banner
var top_image_banners = [
	new Banner(5, '<a href="http://click.dtiserv2.com/goa.fcgi?rd=98&link=http://www.exshot.com/exshot/home/home.jsp" target="_blank"><img src="images/banner/ex_170x60.gif" alt="EXショット" border=0></a>')
,	new Banner(5, '<a href="http://click.dtiserv2.com/goa.fcgi?rd=98&link=http://jp.dxlive.com/home.html" target="_blank"><img src="images/banner/dx_170x60.gif" alt="DXLIVE" border=0></a>')
,   new Banner(5, '<a href="http://click.dtiserv2.com/goa.fcgi?rd=98&link=http://jp.caribbeancomgirl.com/home.shtml" target="_blank"><object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,29,0" width="170" height="60"><param name="movie" value="images/banner/ccg_170x60.swf"><param name=quality value=high><embed src="images/banner/ccg_170x60.swf" quality=high pluginspage="http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash" type="application/x-shockwave-flash" width="170" height="60"></embed></object></a>')
];

// top text banner
var top_text_banners = [
	new Banner(5, '<a href="http://click.dtiserv2.com/goa.fcgi?rd=98&link=http://jp.dxlive.com/home.html" target="_blank" class="bar">世界初！超エロ新機能搭載、リモートバイブ!</a>')
, new Banner(5, '<a href="http://click.dtiserv2.com/goa.fcgi?rd=98&link=http://www.exshot.com/exshot/home/home.jsp" target="_blank" class="bar">今だけ新規登録99円！エロでモロ見えまくり！</a>')
, new Banner(5, '<a href="http://click.dtiserv2.com/goa.fcgi?rd=98&link=http://jp.caribbeancomgirl.com/home.shtml" target="_blank" class="bar">刺激的チャット！過激リクエスト！素人娘！</a>')
];

// left image banner
var left_image_banners = [
	new Banner(5, '<a href="http://click.dtiserv2.com/goa.fcgi?rd=98&link=http://www.exshot.com/exshot/home/home.jsp" target="_blank"><object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,29,0" width="320" height="50"><param name="movie" value="images/banner/ex_320x50.swf"><param name=quality value=high><embed src="images/banner/ex_320x50.swf" quality=high pluginspage="http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash" type="application/x-shockwave-flash" width="320" height="50"></embed></object></a>')
];

// right image banner
var right_image_banners = [
	new Banner(5, '<a href="http://click.dtiserv2.com/goa.fcgi?rd=98&link=http://jp.caribbeancomgirl.com/home.shtml" target="_blank"><img src="images/banner/ccg_320x50_1.gif" alt="カリビアンコムガール" border=0></a>')
,	new Banner(5, '<a href="http://click.dtiserv2.com/goa.fcgi?rd=98&link=http://jp.dxlive.com/home.html" target="_blank"><object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,29,0" width="320" height="50"><param name="movie" value="images/banner/dx_320_50.swf"><param name=quality value=high><embed src="images/banner/dx_320_50.swf" quality=high pluginspage="http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash" type="application/x-shockwave-flash" width="320" height="50"></embed></object></a>')
,	new Banner(5, '<a href="http://click.dtiserv2.com/goa.fcgi?rd=98&link=http://jp.caribbeancomgirl.com/home.shtml" target="_blank"><object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,29,0" width="320" height="50"><param name="movie" value="images/banner/ccg_320x50.swf"><param name=quality value=high><embed src="images/banner/ccg_320x50.swf" quality=high pluginspage="http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash" type="application/x-shockwave-flash" width="320" height="50"></embed></object></a>')
];


function show_banner(banners) {
  m = 0, x = 0, y = 0;
  for(i=0; i<=banners.length - 1; i++) {
    m += banners[i].hit;
  }
  n = Math.floor(Math.random() * m);
  n++;
  for(i=0; i<=banners.length - 1; i++) {
    x = y;
    y += banners[i].hit;
    if(x<n && n<=y) {
			document.write(banners[i].contents);
			return;
		}
  }
}

