function tgs_accordian(){
 var a = document.getElementById("top_nav").getElementsByTagName("li");
        if (window.location.href.substr(location.href.length - 1, 1) == '/') {
        var loc = window.location.href + 'index.html';
        }
        else {
        var loc = window.location.href;
        }
        for(var i=0; i < a.length; i++) {
        if (a[i].getElementsByTagName("a")[0].href == loc) {
if(a[i].parentNode.parentNode.parentNode.parentNode.parentNode.parentNode.parentNode.id == "top_nav")
        document.getElementById('henyo').innerHTML = '<ul id="nav_387563">'+a[i].parentNode.parentNode.parentNode.innerHTML+'</ul> ';
else
           document.getElementById('henyo').innerHTML = '<ul id="nav_387563">'+a[i].parentNode.innerHTML+'</ul> ';
 
            }
            }
			}