function setStyleById(id, prop, val) {
	var obj = document.getElementById(id);
	obj.style[prop] = val;
}

var opened ="";

function showhide(id){
	if(opened == id) {
		setStyleById(opened, 'display', 'none');
		setStyleById("sub"+opened, 'display', 'none');
		setStyleById("link"+opened, 'fontWeight', 'normal');
		opened = "";
	} else {
		if(opened != ""){
			setStyleById(opened, 'display', 'none');
			setStyleById("link"+opened, 'fontWeight', 'normal');
			setStyleById("sub"+opened, 'display', 'none');
		}
		opened = id;
		setStyleById("sub"+id, 'display', 'inline');
		setStyleById("link"+id, 'fontWeight', 'bold');
		setStyleById(id, 'display', 'inline');
	}
	
}

function js_init(id){
	var navbody = document.getElementById('nav-layer3');
	var kinder 	= navbody.getElementsByTagName('a');
	
	for(i=0; i<kinder.length;i++){ 
		if(kinder[i].parentNode.parentNode.className=="level1" && kinder[i].onclick!=null)
			kinder[i].href = "javascript:;";
	}

	if(id != 0){
		opened = "cat"+id;
	}	
}