Paypal Forms

programming flash
1

I have a flash page that i want to foward to paypal for the user topurchase the items, what i did is ceated 3 functions(1 for if they buy the basic model,another for if they buy the advanced,and another for if they buy both) the problem is none of the functions works at all and i cant figure out why.

on (release) {
//////////////Basic Model /////////////////////////////
    sendBasic = function () {
    // Code to send them to paypal
    var paypal = new LoadVars();
    paypal["cmd"] = "_xclick";
    paypal["business"] = [EMAIL="xx@xx.com"]xx@xx.com[/EMAIL];
    paypal["item_name"] = " Basic Model";
    paypal["amount"] = "79.99";
 paypal["quantity"] = BasicQ;
    paypal["no_shipping"] = "2";
    paypal["shipping"] = "15.00";
    paypal["no_note"] = "1";
    paypal["currency_code"] = "USD";
    paypal["lc"] = "US";
    paypal["bn"] = "PP-BuyNowBF";
    paypal.send("https://www.paypal.com/cgi-bin/webscr", "post");
};
 
/////////////////////////////////////////////////////// 
//////////////Advance Model /////////////////////////////
    sendAdv = function () {
    // Code to send them to paypal
    var paypal = new LoadVars();
    paypal["cmd"] = "_xclick";
    paypal["business"] = [EMAIL="xx@xx.com"]xx@xx.com[/EMAIL];
    paypal["item_name"] = " Advanced Model";
    paypal["amount"] = "89.99";
 paypal["quantity"] = AdvQ;
    paypal["no_shipping"] = "2";
    paypal["shipping"] = "15.00";
    paypal["no_note"] = "1";
    paypal["currency_code"] = "USD";
    paypal["lc"] = "US";
    paypal["bn"] = "PP-BuyNowBF";
    paypal.send("https://www.paypal.com/cgi-bin/webscr", "post");
};
 
/////////////////////////////////////////////////////// 
////////////////Basic & Advance////////////////////////
 send2 = function () {
    // Code to send them to paypal
    var paypal = new LoadVars();
    paypal["cmd"] = "_cart";
 paypal["upload"] = "1";
    paypal["business"] = [EMAIL="xx@xx.com"]xx@xx.com[/EMAIL];
    // Basic Model 
    paypal["item_name_1"] = " Basic Model";
    paypal["amount_1"] = "79.99";
 paypal["quantity_1"] = BasicQ;
   //  Advance Model
    paypal["quantity_2"] = AdvQ;
    paypal["item_name_2"] = "Advance Model";
   //paypal["item_number_2"] = "1OneTimeTAB";
    paypal["amount_2"] = "89.99";
   paypal["no_shipping"] = "2";
   paypal["shipping"] = "15.00";
   paypal["no_note"] = "1";
   paypal["currency_code"] = "USD";
 //  paypal["lc"] = "US";
 //  paypal["bn"] = "PP-BuyNowBF";
   paypal.send("https://www.paypal.com/cgi-bin/webscr", "post");
};
////////////////////////////////////////////////////////  
    BasicQ = bt.text;
    AdvQ = at.text;
 
 //No Data Entered
        if (BasicQ == "0" && AdvQ == "0") {
        trace("Please Make All Selections Before Continuing");
        pe = "**Please Make All Selections Before Continuing**";
    AdvQ = "0";
    BasicQ = "0";
    stop();
    }
 
 //Only Basic
 
 if (BasicQ  != "0" && AdvQ == "0") {
    sendBasic();
     } 
   // Only Advance
 
  if (BasicQ  = "0" && AdvQ != "0") {
    sendAdv();
     } 
 
 //If Both Adv and Basic are bought X
 
     if (BasicQ != "0" && AdvQ != "0") {
        send2();
   }   
 
}