Solution : https://service.sap.com/sap/support/notes/764773 (SAP Service marketplace login required)
Key words :
symptom iviews automatic height limitations, property #maximum automatic height, automatic height settings solution, automatic height feature means, regular prt java iviews, portal page set, <script>function relaxdomain, } var result = relaxdomain, fully qualified domain, page html document
Related Notes :
1334956 | Various problems that solved by using FQDN in portal URL |
1243600 | Automatic height issue with iViews in WPC |
580268 | Central note for Enterprise Portal 6.0 |