8bc1bc09_Paymate___Sell_on_your_Website__Parameter_Description
[Parameter Name] popup (5) [Parameter Description] 
Indicate if your website has opened Paymate Express in a new window. Must be either true or false, default is true. If this value is true, the Paymate Express window will close before displaying the 'return' URL in the browser window which opened Paymate Express. If this value is false, the 'return' URL will be displayed in the same window as Paymate Express.
Paymate - Sell on your Website
Parameter Description