function openWindow(url,w,h)
    {
    	window.open(url, 'bluehornet', 'width=' + w + ',height=' + h);
    }

    function postEmail() 
    {
    	var eaInput = document.subscribe.emailaddress;
    	if (eaInput.value == '' || eaInput.value == 'Enter Your Email Address') 
    	{
    		alert("Please enter a valid email address.");
    		eaInput.focus(); 
    	} 
    	else 
    	{
    		ea = eaInput.value;
    		myurl = "http://www.sutterhome.com/email/index.php?emailaddress=" + ea;
    		openWindow(myurl,450,510);
    	}
	
    	return false;
    }