// JavaScript Document
var lastid = null;
function showNav(id){
	var obj=document.getElementById(id);
	if(lastid == id){
		obj.style.display="none";
		lastid=null;
	}
	else{
		obj.style.display="block";
		if(lastid != null){
			var obj2=document.getElementById(lastid);
			obj2.style.display="none";
		}
		lastid=id;
	}
}
// <![CDATA[
var initTasks = new Array();
function unBlur()
{
    this.blur();
}
function addUnBlur()
{
    var links = document.getElementsByTagName('a');
    for (var i=0; i<links.length; i++ ) {
        links[i].onfocus = unBlur;
    }
}
initTasks.push('addUnBlur()');
// ]]>