startList=function(){if(document.all&&document.getElementById){navRoot=document.getElementById("top_nav");for(i=0;i<navRoot.childNodes.length;i++){node=navRoot.childNodes[i];if(node.nodeName=="LI"){node.onmouseover=function(){this.className+=" over";};node.onmouseout=function(){this.className=this.className.replace(" over","");}}}}};window.onload=startList;

function ShowLanguage()
{with(document){
arrowleft.src='';
arrowleft.width=0;
arrowleft.height=0;
arrowleft.title='';
arrowright.src='image/menuarrowright.gif';
arrowright.width='20';
arrowright.height='21';
arrowright.title='隱藏語言';
langde.src='image/menulangde.gif';
langde.width='49';
langde.height='21';
langde.title='德文';
langfr.src='image/menulangfr.gif';
langfr.width='52';
langfr.height='21';
langfr.title='法文';
langes.src='image/menulanges.gif';
langes.width='49';
langes.height='21';
langes.title='西班牙文';
langzh.src='image/menulangzh.gif';
langzh.width='45';
langzh.height='21';
langzh.title='中文';
langjp.src='image/menulangjp.gif';
langjp.width='49';
langjp.height='21';
langjp.title='日文';
}}

function HideLanguage()
{with(document){
arrowleft.src='image/menuarrowleft.gif';
arrowleft.width='20';
arrowleft.height='21';
arrowleft.title='更多語言';
arrowright.src='';
arrowright.width='0';
arrowright.height='0';
arrowright.title='';
langde.src='';
langde.width='0';
langde.height='0';
langde.title='';
langfr.src='';
langfr.width='0';
langfr.height='0';
langfr.title='';
langes.src='';
langes.width='0';
langes.height='0';
langes.title='';
langzh.src='';
langzh.width='0';
langzh.height='0';
langzh.title='';
langjp.src='';
langjp.width='0';
langjp.height='0';
langjp.title='';
}}