Perhaps this?
<!------------------------------------------------------------------------------------------
'UPDATE' function
------------------------------------------------------------------------------------------>
<cfelseif Attributes.Function eq "update">
<!--------------------------------------------------------------------------------------
store the cart into a temporary variable
-------------------------------------------------------------------------------------->
<cfset SC_temp = Evaluate(SC_cart) >
<!----------------------------------------------------------------------------------
check to see if the item already exists in the cart
---------------------------------------------------------------------------------->
<cfif ListContains(SC_temp, Attributes.Item, "*") >
<!------------------------------------------------------------------------------
set the position of the item in the 'main list'
------------------------------------------------------------------------------>
<cfset SC_position = ListContains(SC_temp, Attributes.Item, "*") >
<!------------------------------------------------------------------------------
set the sub-list in the 'main list' to a temporary variable
------------------------------------------------------------------------------>
<cfset SC_item = ListGetAt(SC_temp, SC_position, "*") >
<!------------------------------------------------------------------------------
change the quantity in the sub-list
------------------------------------------------------------------------------>
<cfset SC_item = ListSetAt(SC_item, 2, SC_qty, "&") >
<!------------------------------------------------------------------------------
change the value of the entry in the 'main list'
------------------------------------------------------------------------------>
<cfset SC_temp = ListSetAt(SC_temp, SC_position, SC_item, "*") >
</cfif>
<!--------------------------------------------------------------------------------------
loop for each item in the cart
-------------------------------------------------------------------------------------->
<cfloop index="SC_index" list="#SC_temp#" delimiters="*">
<!----------------------------------------------------------------------------------
set the item and quantity variables in the calling template
---------------------------------------------------------------------------------->
<cfset caller.ShoppingCart_Qty = ListAppend(caller.ShoppingCart_Qty,
ListGetAt(SC_index, 2, "&")) >
<!----------------------------------------------------------------------------------
set the count variable in the caller template
---------------------------------------------------------------------------------->
<cfset caller.ShoppingCart_Items = caller.ShoppingCart_Items +
ListGetAt(SC_index, 2, "&") >
</cfloop>
--
***********************************************
Jon Tillman
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http://www.eruditum.org
[EMAIL PROTECTED]
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