function showmenu(elmnt)
{
document.getElementById(elmnt).style.visibility="visible"
}
function hidemenu(elmnt)
{
document.getElementById(elmnt).style.visibility="hidden"
}
Rollimage = new Array()

Rollimage[0]= new Image()
Rollimage[0].src = "/images/site_6/bullet_off.gif"

Rollimage[1] = new Image()
Rollimage[1].src = "/images/site_6/bullet_on.gif"

// rollover functions
function imageOn(navImg) {
	document[navImg].src = Rollimage[1].src;
}

function imageOff(navImg) {
    document[navImg].src = Rollimage[0].src; 		
}

	// function for BBOnline Certifcation
function Rcertify() 
	{
	   popupWin = window.open('http://www.bbbonline.org/cks.asp?id=104021314234139766', 'Participant','location=yes,scrollbars=yes,width=450,height=300'); 
	   window.name = 'opener';
	}