Just a spacing problem in your code (xtra space after Suggestions)
This should work
<script>
function smc_money_code(forum,name,sign,amount){
//Created by Agent Moose at smcodes.smfforfree3.com
$(function() {
$("a.nav").each(function(){
if(this.innerHTML.match(forum)){
c = $("div")
for (v=0;v<c.length;v++){
if((c[v].className=="smalltext")&&(c[v].innerHTML.match(/Posts: (\d+)/))){
total = amount*RegExp.$1
c[v].innerHTML+="<br />"+name+": "+sign+total+""
};};};});});}
smc_money_code("Introductions","Lounge Coins","$","2")
smc_money_code("Suggestions","Lounge Coins","$","5")
smc_money_code("Anything Goes","Lounge Coins","$","2")
smc_money_code("Pictures","Lounge Coins","$","2")
smc_money_code("Forum Games","Lounge Coins","$","3")
smc_money_code("NFL","Lounge Coins","$","2")
smc_money_code("NCAA","Lounge Coins","$","2")
smc_money_code("Jokes","Lounge Coins","$","2")
smc_money_code("Funny Videos","Lounge Coins","$","2")
smc_money_code("General Gaming","Lounge Coins","$","2")
smc_money_code("Xbox 360","Lounge Coins","$","2")
smc_money_code("PLaystation1,2,3","Lounge Coins","$","2")
smc_money_code("Wii","Lounge Coins","$","2")
smc_money_code("PSP/Nintendo DS","Lounge Coins","$","2")
</script>