function get_position(id){
	var offsetTrail=document.getElementById(id);
	var offsetLeft = 0;
	var offsetTop = 0;
	while (offsetTrail){
	  offsetLeft += offsetTrail.offsetLeft;
	  offsetTop += offsetTrail.offsetTop;
	  offsetTrail = offsetTrail.offsetParent;
	}
	if (navigator.userAgent.indexOf('Mac') != -1 && typeof document.body.leftMargin != 'undefined'){
	  offsetLeft += document.body.leftMargin;
	  offsetTop += document.body.topMargin;
	}

	var pos=new Array();
	pos["left"]=offsetLeft;
	pos["top"]=offsetTop;
	
	//return alert("left:" + pos["left"] + " top:" + pos["top"]);
	return pos;	
}

function openSysReq () {
	$('vonage_companion_sys_req').toggle(); 
	$('sysreq_plus').toggle(); 
	$('sysreq_minus').toggle(); 
	//fix IE6 bug
	$$('select').each(function(element) { element.style.visibility = "hidden";});	
	return false;
}