Solution : https://service.sap.com/sap/support/notes/1591903 (SAP Service marketplace login required)
Key words :
goto webgui->sl->mime objects -> applets, software component sap_basis sap basis compo, manual pre-implementation step manually, choose internet service webgui, manual pre-implement, 701 sap_basis patch level 6 - 9, internet explorer version >= 7, release 701 sapkb70106 - sapkb70109, attached file ws, backup file ws
Related Notes :
| 984350 | ITS TextEdit: file Up/Download buttons disabled for IE7 |
| 422895 | TextEdit Control: Restrictions in the SAP GUI for HTML |