function Koshin( page ){
 if (page == "top"){
  pa1="./";    //Same index.html tree
 } else if (page =="sec"){
  pa1="../";  //news folder
 } else{
  pa1="./";
 }
 document.write('<div id="header"><table cellspacing="0" cellpadding="0"><tr><td width="560">');
 document.write('<img src="' + pa1 + '../global/images/home-logo1.gif" alt="RIKEN RCAI homepage">');
 document.write('</td><td>');
 //document.write('<FORM method=GET action=http://www.google.co.jp/u/rcai><TABLE align="right" cellspacing=0 border=0><tr valign=middle><td><INPUT TYPE=text name=q size=20 maxlength=255 value=""><br><INPUT type=hidden name=hl value="ja"><INPUT type=hidden name=ie value="utf-8"><INPUT type=hidden name=oe value="utf-8"><INPUT type=submit name=sa VALUE="Search"><input type=hidden name=domains value="rcai.riken.jp"><input type=radio name=sitesearch value="">WWW<input type=radio name=sitesearch value="rcai.riken.jp" checked>RCAI</td></tr></TABLE></FORM>');
 document.write('</td></tr></table></div>');
 document.write('<div id="nav">');
 document.write('<a href="' + pa1 + 'index.html" onMouseover="HOMEG()" onMouseout="HOME()">');
 document.write('<img src="'+ pa1 + '../global/images/bo_home.gif" name="ia" border="0"></a>');
 document.write('<a href="' + pa1 + 'about.html" onMouseover="ABOUTG()" onMouseout="ABOUT()">');
 document.write('<img src="' + pa1 + '../global/images/bo_about.gif" name="ba" border="0"></a>');
 document.write('<a href="' + pa1 + 'labo.html" onMouseover="LABOG()" onMouseout="LABO()">');
 document.write('<img src="' + pa1 + '../global/images/bo_labo.gif" name="ca" border="0"></a>');
 document.write('<a href="' + pa1 + 'resources.html" onMouseover="RESOG()" onMouseout="RESO()">');
 document.write('<img src="' + pa1 + '../global/images/bo_reso.gif" name="da" border="0"></a>');
 document.write('<a href="' + pa1 + 'news.html" onMouseover="NEWSG()" onMouseout="NEWS()">');
 document.write('<img src="' + pa1 + '../global/images/bo_news.gif" name="ka" border="0"></a>');
 document.write('<a href="' + pa1 + 'events.html" onMouseover="EVENTSG()" onMouseout="EVENTS()">');
 document.write('<img src="' + pa1 + '../global/images/bo_events.gif" name="ga" border="0"></a>');
 document.write('<a href="' + pa1 + 'recruit.html" onMouseover="RECRG()" onMouseout="RECR()">');
 document.write('<img src="' + pa1 + '../global/images/bo_recruit.gif" name="fa" border="0"></a>');
 document.write('<a href="' + pa1 + 'link.html" onMouseover="LINKG()" onMouseout="LINK()">');
 document.write('<img src="' + pa1 + '../global/images/bo_link.gif" name="ha" border="0"></a>');
 document.write('<img src="' + pa1 + '../global/images/bo_nav.gif"><img src="' + pa1 + '../global/images/bo_nav.gif"><img src="' + pa1 + '../global/images/bo_nav1.gif">');
 document.write('</div>');

}

function HOMEG(){
 document.ia.src= pa1 + '../global/images/bo_home_g.gif'
}

function HOME(){
 document.ia.src= pa1 + '../global/images/bo_home.gif'
}

function ABOUT(){
 document.ba.src=pa1 + '../global/images/bo_about.gif'
}

function ABOUTG(){
 document.ba.src=pa1 + '../global/images/bo_about_g.gif'
}

function LABO(){
 document.ca.src=pa1 + '../global/images/bo_labo.gif'
}

function LABOG(){
 document.ca.src=pa1 + '../global/images/bo_labo_g.gif'
}

function RESO(){
 document.da.src=pa1 + '../global/images/bo_reso.gif'
}

function RESOG(){
 document.da.src=pa1 + '../global/images/bo_reso_g.gif'
}

function NEWS(){
document.ka.src=pa1 + '../global/images/bo_news.gif'
}

function NEWSG(){
 document.ka.src=pa1 + '../global/images/bo_news_g.gif'
}

function EVENTS(){
 document.ga.src=pa1 + '../global/images/bo_events.gif'
}

function EVENTSG(){
 document.ga.src=pa1 + '../global/images/bo_events_g.gif'
}

function RECR(){
 document.fa.src=pa1 + '../global/images/bo_recruit.gif'
}

function RECRG(){
 document.fa.src=pa1 + '../global/images/bo_recruit_g.gif'
}

function LINK(){
 document.ha.src=pa1 + '../global/images/bo_link.gif'
}

function LINKG(){
 document.ha.src=pa1 + '../global/images/bo_link_g.gif'
}

function wrifoo( ){
 document.write('<div id="footer">');
 document.write('<br><b>RIKEN Research Center for Allergy and Immunology</b><br>');
 document.write('ADDRESS: 1-7-22 Suehiro-cho, Tsurumi-ku, Yokohama City, Kanagawa, 230-0045, Japan<br>');
 document.write('PHONE: +81-45-503-9111<br>');
 document.write('&copy;RIKEN RCAI &nbsp;&nbsp;&nbsp;&nbsp;<a href="mailto:contact@rcai.riken.jp">Contact Us</a><br><br><br>');
 document.write('</div>');
}

flag = false;
function treeMenu(tName) {
  tMenu = document.all[tName].style;
  if(tMenu.display == 'none') tMenu.display = "block";
  else tMenu.display = "none";
}