function body_load() {
	var path = "forIE" + document.location.pathname;
	var actv_nav;
	var arr = path.split(/\//);
	
	if (arr.length < 3) {
		actv_nav = "home";
	} else {
		actv_nav = arr[1];
	}

	var ele = document.getElementById("nav-" + actv_nav);
	if (ele) { 
		ele.id = "selected";
		document.getElementById("bg").className = ele.className;
	} else {
		document.getElementById("bg").className = "top1";
	}
}