function showSubMenu(whichMenu) {

//alert(whichMenu)

//tempUrl = parent.main.document.title;


if (whichMenu != "") {

parent.topNav.document.getElementById('aboutSub').style.visibility = 'hidden';

parent.topNav.document.getElementById('contact').style.visibility = 'hidden';
parent.topNav.document.getElementById('disclaimer').style.visibility = 'hidden';
parent.topNav.document.getElementById('information').style.visibility = 'hidden';
parent.topNav.document.getElementById('terms').style.visibility = 'hidden';

parent.topNav.document.getElementById('home').style.visibility = 'hidden';
parent.topNav.document.getElementById('join').style.visibility = 'hidden';
parent.topNav.document.getElementById('blankBox').style.visibility = 'hidden';

parent.topNav.document.getElementById(whichMenu).style.visibility = 'visible';

}


}