Auto Sort Google Apps Script

Here is a link to my spreadsheet: [login to view URL] - I need help adding a google apps script to my spreadsheet that Autosorts column AK whenever there are changes/edits to the spreadsheet. I have multiple sheets within the spreadsheet that need Autosorting and they have different ranges. - Here is a link to a possible solution to the problem.. The only problem is that it does not define a certain sheet. [login to view URL]