function goUrl(url){
	if (!isEmpty(url)){
		location.href = url;
	}
}

function isEmpty(key){
	key = unescape((escape(key)).replace(/%0D%0A/gi, ""))
	if (key == null || key == "" || countSpace(key) >= key.length) {;	return true;}
	return false
}

function countSpace(key){
	var y = 0
	for (var i = 0; i < key.length; i++) {
		var x = key.charAt(i)
		if (x == " ") {
			y = y + 1
		}
	}
	return y
}