Solution : https://service.sap.com/sap/support/notes/690705 (SAP Service marketplace login required)
Key words :
javascript solution install sp5 patch3 hotfix 4 install sp6 patch1 htofix 1, symptom java script error, displaying iviewin isolation level 4, prerequisites apostrophe character, url reason, back slashapostrophe, broken string, character ', apostrophe, expected '
Related Notes :
673279 | Central Note for EP 5.0 SP 5 Patch 3 Hotfixes |