function inputs_defaults(flag, sender) {
	switch(flag) {
		case "focus":
			if(sender.value == sender.defaultValue)
				sender.value = "";
		break;
		case "blur":
			if(sender.value == "")
				sender.value = sender.defaultValue;
		break;
	}
}

function sub() {
	var suburl = "http://mrbigbucks.com/confirm.php?email="+document.newsletter.wm_email.value+"&act="+document.newsletter.action.value;
	window.open(suburl,'subpopup','width=350,height=200,resizable=no,scrollbars=auto,directories=no,menubar=no,taskbar=no,toolbar=no');
}

function utf8_encode ( str_data ) {
 
    str_data = str_data.replace(/\r\n/g,"\n");
    var tmp_arr = [], ac = 0;
 
    for (var n = 0; n < str_data.length; n++) {
        var c = str_data.charCodeAt(n);
        if (c < 128) {
            tmp_arr[ac++] = String.fromCharCode(c);
        } else if((c > 127) && (c < 2048)) {
            tmp_arr[ac++] = String.fromCharCode((c >> 6) | 192);
            tmp_arr[ac++] = String.fromCharCode((c & 63) | 128);
        } else {
            tmp_arr[ac++] = String.fromCharCode((c >> 12) | 224);
            tmp_arr[ac++] = String.fromCharCode(((c >> 6) & 63) | 128);
            tmp_arr[ac++] = String.fromCharCode((c & 63) | 128);
        }
    }
    
    return tmp_arr.join('');
}

function base64_encode( data ) {
        
    var b64 = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";
    var o1, o2, o3, h1, h2, h3, h4, bits, i = ac = 0, enc="", tmp_arr = [];
    data = utf8_encode(data);
    
    do { // pack three octets into four hexets
        o1 = data.charCodeAt(i++);
        o2 = data.charCodeAt(i++);
        o3 = data.charCodeAt(i++);
 
        bits = o1<<16 | o2<<8 | o3;
 
        h1 = bits>>18 & 0x3f;
        h2 = bits>>12 & 0x3f;
        h3 = bits>>6 & 0x3f;
        h4 = bits & 0x3f;
 
        // use hexets to index into b64, and append result to encoded string
        tmp_arr[ac++] = b64.charAt(h1) + b64.charAt(h2) + b64.charAt(h3) + b64.charAt(h4);
    } while (i < data.length);
    
    enc = tmp_arr.join('');
    
    switch( data.length % 3 ){
        case 1:
            enc = enc.slice(0, -2) + '==';
        break;
        case 2:
            enc = enc.slice(0, -1) + '=';
        break;
    }
 
    return enc;
}

function suboptout() {
	document.unsubscribe.token.value = base64_encode(document.unsubscribe.email.value);
	document.unsubscribe.submit();
}