var nav = document.getelementbyid("nav");
var links =nav.getelementsbytagname("li");
var lilen = nav.getelementsbytagname("a");
var currenturl = document.location.href;
var last = 0;
for (var i=0;i<links.length;i++)
{
var linkurl = lilen[i].getattribute("href");
if(currenturl.indexof(linkurl)!=-1)
{
last = i;
}
}
lilen[last].classname = "hover";