<!--
    	
	function open_weather_window(url){
	weatherwin=window.open(url,"weatherwindow","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=auto,resizable=yes,copyhistory=no,width=360,height=310");
	weatherwin.focus();
} 

	function open_map_window(url){
	mapwin=window.open(url,"mapwindow","toolbar=yes,location=no,directories=no,status=no,menubar=yes,scrollbars=yes,resizable=yes,copyhistory=no,width=700,height=550");
	mapwin.focus();
} 

	function open_huck_window(url){
	huckwin=window.open(url,"huckwindow","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=auto,resizable=yes,copyhistory=no,width=350,height=400");
	huckwin.focus();
}	
	
	function open_rivercam_window(url){		
	rivercamwin=window.open(url,"rivercamwindow","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=auto,resizable=yes,copyhistory=no,width=750,height=650");
	rivercamwin.focus();
	}	
	
function isEmail(elm) {
        if (elm.value.indexOf("@")!=-1 && elm.value.indexOf(".")!= "-1" && elm.value !="")
        return true;
        else return false;
}

function isFilled(elm) {
	if (elm.value !="" || elm.value == null)
		return true;
	else return false;
}

function isReady(form) {	
	
	if (!isFilled(form.address_email)) {
		alert ("Please enter your email address.");
		form.address_email.focus();
		return false;
	}
	
	if (!isEmail(form.address_email)) {
		alert ("Please enter a valid email address. \nThe formatting is not correct.");
		form.address_email.focus();
		return false;
	}		
	
	return true;
}


// -->