function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function eraseCookie(name) {
	createCookie(name,"",-1);
}

function saveIt(name) {
	var x = document.forms['locationform'].locationvalue.value;
	if (!x)
		alert('Please enter a value in the location box.');
	else {
		createCookie(name,x,60);
		alert('Your Default Map Location has been set to "' + x + '"' );
	}
}

function readIt(name) {
	var x = readCookie(name);
	if (x == null)
		alert('You do not Currently have a Default Map Location set');
	else {
		alert('Your Default Map Location is currently "' + readCookie(name) + '"');
	}
}

function showIt(name) {
	var x = readCookie(name);
	if (x == null)
		document.write('You do not Currently have a Default Map Location set');
	else {
		document.write('Your Default Map Location is currently "' + readCookie(name) + '"');
	}
}


function eraseIt(name) {
	eraseCookie(name);
	alert('Your Default Map Location has been Cleared');
}