gupUrl=location.href.split("/");
var fileName=gupUrl[gupUrl.length-2];
if(fileName.indexOf("intro")>=0)
{
document.getElementById("menu_intro").className='current_menu_intro';
document.getElementById("menu_index").className='menu_index';
}
else if(fileName.indexOf("download")>=0)
{
document.getElementById("menu_download").className='current_menu_download';
document.getElementById("menu_index").className='menu_index';
}
else if(fileName.indexOf("tutorial")>=0)
{
document.getElementById("menu_tutorial").className='current_menu_tutorial';
document.getElementById("menu_index").className='menu_index';
}
else if(fileName.indexOf("help")>=0)
{
document.getElementById("menu_help").className='current_menu_help';
document.getElementById("menu_index").className='menu_index';
}
else if(fileName.indexOf("award")>=0)
{
document.getElementById("menu_index").className='menu_index';
}
else
{
document.getElementById("menu_index").className='current_menu_index';
}