Changes

===Hide 'Open in new Window' link===

.pagetypeajaxbookedit.openinnewwindow{display:none;}

=== Charges & Payments ===

.pagetypeajaxbookedit .invoicetable1 tr > *:nth-child(5) {display: none;}

Please note: This will break the layout. See for yourself if you can live with it.

=== Functions and Buttons ===

.pagetypeajaxbookedit #bookingtemplate3button{display:none;}

=== Hide Specific Fields ===