For Actionscript Guru! Beginner needs help!

I have flash action game , I use SWF editor.
What actionscript i need, to send the user balance to my Mysql and save it there. and when the user come back to the game get the same balance from the last time(override the user balance).
The problem is, I use the variable “userBalance” but nothing change.
Please help !

ActionScript Code:

game_pr.[COLOR=#000000]display[/COLOR] = [COLOR=#993300]function[/COLOR] COLOR=#000000[/COLOR]
[COLOR=#000000]{[/COLOR]
[COLOR=#993300]_root[/COLOR].[COLOR=#000000]display[/COLOR].[COLOR=#000000]balance[/COLOR] = [COLOR=#0000ff]"<P ALIGN=[COLOR=#000099][/COLOR]LEFT[COLOR=#000099][/COLOR]><FONT FACE=[COLOR=#000099][/COLOR]04b_25[COLOR=#000099][/COLOR] SIZE=[COLOR=#000099][/COLOR]12[COLOR=#000099][/COLOR] COLOR=[COLOR=#000099][/COLOR]#FF0000[COLOR=#000099][/COLOR]>credit balance <FONT COLOR=[COLOR=#000099][/COLOR]#FFFFFF[COLOR=#000099][/COLOR]>$"[/COLOR] + [COLOR=#993300]_root[/COLOR].[COLOR=#000000]my[/COLOR].[COLOR=#000000]dZerro[/COLOR]COLOR=#000000[/COLOR] + [COLOR=#0000ff]"</FONT></FONT></P>"[/COLOR];
[COLOR=#993300]_root[/COLOR].[COLOR=#000000]display[/COLOR].[COLOR=#000000]bet[/COLOR] = [COLOR=#0000ff]"<P ALIGN=[COLOR=#000099][/COLOR]RIGHT[COLOR=#000099][/COLOR]><FONT FACE=[COLOR=#000099][/COLOR]04b_25[COLOR=#000099][/COLOR] SIZE=[COLOR=#000099][/COLOR]12[COLOR=#000099][/COLOR] COLOR=[COLOR=#000099][/COLOR]#FF0000[COLOR=#000099][/COLOR]>paid<FONT COLOR=[COLOR=#000099][/COLOR]#FFFFFF[COLOR=#000099][/COLOR]> $"[/COLOR] + [COLOR=#993300]_root[/COLOR].[COLOR=#000000]my[/COLOR].[COLOR=#000000]dZerro[/COLOR]COLOR=#000000[/COLOR] + [COLOR=#0000ff]"</FONT> credit<FONT COLOR=[COLOR=#000099][/COLOR]#FFFFFF[COLOR=#000099][/COLOR]> $"[/COLOR] + [COLOR=#993300]_root[/COLOR].[COLOR=#000000]my[/COLOR].[COLOR=#000000]dZerro[/COLOR]COLOR=#000000[/COLOR] + [COLOR=#0000ff]"</FONT> bet<FONT COLOR=[COLOR=#000099][/COLOR]#FFFFFF[COLOR=#000099][/COLOR]> $"[/COLOR] + [COLOR=#993300]_root[/COLOR].[COLOR=#000000]my[/COLOR].[COLOR=#000000]dZerro[/COLOR]COLOR=#000000[/COLOR] + [COLOR=#0000ff]"</FONT></FONT></P>"[/COLOR];
[COLOR=#000000]}[/COLOR];

game_pr.[COLOR=#000000]lock[/COLOR] = [COLOR=#993300]function[/COLOR] COLOR=#000000[/COLOR]
[COLOR=#000000]{[/COLOR]
[COLOR=#993300]_root[/COLOR].[COLOR=#000000]Joke[/COLOR].[COLOR=#993300]gotoAndStop[/COLOR]COLOR=#000000[/COLOR];
[COLOR=#993300]this[/COLOR].[COLOR=#000000]locked[/COLOR] = [COLOR=#993300]true[/COLOR];
[COLOR=#993300]this[/COLOR].[COLOR=#000000]buttons_set[/COLOR]COLOR=#000000[/COLOR];
[COLOR=#000000]}[/COLOR];
game_pr.[COLOR=#000000]unlock[/COLOR] = [COLOR=#993300]function[/COLOR] COLOR=#000000[/COLOR]
[COLOR=#000000]{[/COLOR]
[COLOR=#993300]_root[/COLOR].[COLOR=#000000]Joke[/COLOR].[COLOR=#993300]gotoAndPlay[/COLOR]COLOR=#000000[/COLOR];
[COLOR=#993300]this[/COLOR].[COLOR=#000000]locked[/COLOR] = [COLOR=#993300]false[/COLOR];
[COLOR=#993300]this[/COLOR].[COLOR=#000000]buttons_set[/COLOR]COLOR=#000000[/COLOR];
[COLOR=#000000]}[/COLOR];