Why Does SQL Freeze When I Run This Trigger???

CREATE TRIGGER accountI ON [dbo].[account]
FOR UPDATE
AS
declare @a decimal
declare @b varchar
declare @c varchar
declare @d decimal
declare @e decimal
declare @f decimal
declare @g decimal
declare @h decimal
declare @i decimal
declare @j decimal
declare @k decimal
declare @l decimal
declare @m decimal
declare @n decimal
declare @o decimal
declare @p decimal

Declare tblCursor Cursor for
select begBalance,accountDescription, accountType from account
where accountType = 'Cash' or accountType = 'Accounts Receivable' or accountType = 'Inventory' or accountType = 'Other Current Asset'
open tblCursor
Fetch Next From tblCursor INTO @a,@b,@c
While (@@Fetch_STATUS = 0)
begin
select @d = @d + @a
end
Fetch Next From tblCursor INTO @a,@b,@c

Declare tblCursor Cursor for
select begBalance,accountDescription, accountType from account
where accountType = 'Fixed Asset' or accountType = 'Accumulated Depreciation'
open tblCursor
Fetch Next From tblCursor INTO @a,@b,@c
While (@@Fetch_STATUS = 0)
begin
select @e = @d + @a
end
Fetch Next From tblCursor INTO @a,@b,@c


Declare tblCursor Cursor for
select begBalance,accountDescription, accountType from account
where accountType = 'Other Asset'
open tblCursor
Fetch Next From tblCursor INTO @a,@b,@c
While (@@Fetch_STATUS = 0)
begin
select @f = @d + @a
end
Fetch Next From tblCursor INTO @a,@b,@c


Declare tblCursor Cursor for
select begBalance,accountDescription, accountType from account
where accountType = 'Accounts Payable' or accountType = 'Other Current Liabilities'
open tblCursor
Fetch Next From tblCursor INTO @a,@b,@c
While (@@Fetch_STATUS = 0)
begin
select @g = @d + @a
end
Fetch Next From tblCursorr INTO @a,@b,@c

Declare tblCursor Cursor for
select begBalance,accountDescription, accountType from account
where accountType = 'Long-Term Liabilities'
open tblCursor
Fetch Next From tblCursor INTO @a,@b,@c
While (@@Fetch_STATUS = 0)
begin
select @h = @d + @a
end
Fetch Next From tblCursor INTO @a,@b,@c

Declare tblCursor Cursor for
select begBalance,accountDescription, accountType from account
where accountType = 'Equity-Retained Earnings' or accountType = 'Equity-Not Closed' or accountType = 'Equity-For Closure' or accountType = 'Income'
open tblCursor
Fetch Next From tblCursor INTO @a,@b,@c
While (@@Fetch_STATUS = 0)
begin
select @i = @d + @a
end
Fetch Next From tblCursor INTO @a,@b,@c


Declare tblCursor Cursor for
select begBalance,accountDescription, accountType from account
where accountType = 'cogs'
open tblCursor
Fetch Next From tblCursor INTO @a,@b,@c
While (@@Fetch_STATUS = 0)
begin
select @j = @d + @a
end
Fetch Next From tblCursor INTO @a,@b,@c


Declare tblCursor Cursor for
select begBalance,accountDescription, accountType from account
where accountType = 'expenses'
open tblCursor
Fetch Next From Stock_Cursor INTO @a,@b,@c
While (@@Fetch_STATUS = 0)
begin
select @k = @d + @a
end
Fetch Next From tblCursor INTO @a,@b,@c


insert dbo.financials (totalCurrentAssets, totalPropEquip, totalOtherAssets, totalCurrentLiabilities, totalLongTermLiabilities, totalEquity, totalIncome, totalCogs, totalExpenses, totalAssets, totalLiabilitiesEquity, totalNetSales, totalNetIncome)values (@d, @e, @f, @g, @h, @i, @j, @k, @l, @m, @n, @o, @p)