Can we use icloud on a desktop and use the find my phone feature to find both phones ( with different apple id) or do we need to set up icloud on two seperate computers?
To locate your device, sign in to iCloud.com with your Apple ID and select "Find my iPhone".
Locate your device on a map:
And how do I get bookmarks from Firefox to show up in icloud?
We don't use Internet Explorer.
Safari 5.1.7 or later or Internet Explorer 9 or later is required to sync bookmarks using iCloud.
iCloud system requirements: