ps_target

$shell = New-Object -ComObject Wscript.Shell
Get-ChildItem -path "C:\users\$env:username\" -filter *.lnk -recurse | foreach {
 $lnk = $shell.createShortcut($_.fullname)
 $oldPath= $lnk.targetPath

if($oldpath -match "C:\\users\\$env:username\\"){
 $lnk.targetPath = "\\\\SERVER\\USERS\\LOCATION\\$env:username\\my documents\\"
 $lnk.save()
 }
 }