<# 
.SYNOPSIS 
This function sets a folder icon on specified folder. 
.DESCRIPTION 
This function sets a folder icon on specified folder. Needs the path to the icon file to be used and the path to the folder the icon is to be applied to. This function will create two files in the destination path, both set as Hidden files. DESKTOP.INI and FOLDER.ICO 
.EXAMPLE 
Set-FolderIcon -Icon "C:\Users\Mark\Downloads\Radvisual-Holographic-Folder.ico" -Path "C:\Users\Mark" 
Changes the default folder icon to the custom one I donwloaded from Google Images. 
.EXAMPLE 
Set-FolderIcon -Icon "C:\Users\Mark\Downloads\wii_folder.ico" -Path "\\FAMILY\Media\Wii" 
Changes the default folder icon to custom one for a UNC Path. 
.EXAMPLE 
Set-FolderIcon -Icon "C:\Users\Mark\Downloads\Radvisual-Holographic-Folder.ico" -Path "C:\Test" -Recurse 
Changes the default folder icon to custom one for all folders in specified folder and that folder itself. 
.NOTES 
Created by Mark Ince on May 4th, 2014. Contact me at mrince@outlook.com if you have any questions. 
#> 
function Set-FolderIcon 
{ 
    [CmdletBinding()] 
    param 
    (     
        [Parameter(Mandatory=$True, 
        Position=0)] 
        [string[]]$Icon, 
        [Parameter(Mandatory=$True, 
        Position=1)] 
        [string]$Path, 
        [Parameter(Mandatory=$False)] 
        [switch] 
        $Recurse     
    ) 
    BEGIN 
    { 
        $originallocale = $PWD 
        #Creating content of the DESKTOP.INI file. 
        $ini = '[.ShellClassInfo] 
                IconFile=folder.ico 
                IconIndex=0 
                ConfirmFileOp=0' 
        Set-Location $Path 
        Set-Location ..     
        Get-ChildItem | Where-Object {$_.FullName -eq "$Path"} | ForEach {$_.Attributes = 'Directory, System'} 
    }     
    PROCESS 
    { 
        $ini | Out-File $Path\DESKTOP.INI 
        If ($Recurse -eq $True) 
        { 
            Copy-Item -Path $Icon -Destination $Path\FOLDER.ICO     
            $recursepath = Get-ChildItem $Path -r | Where-Object {$_.Attributes -match "Directory"} 
            ForEach ($folder in $recursepath) 
            { 
                Set-FolderIcon -Icon $Icon -Path $folder.FullName 
            } 
         
        } 
        else 
        { 
            Copy-Item -Path $Icon -Destination $Path\FOLDER.ICO 
        }     
    }     
    END 
    { 
        $inifile = Get-Item $Path\DESKTOP.INI 
        $inifile.Attributes = 'Hidden' 
        $icofile = Get-Item $Path\FOLDER.ICO 
        $icofile.Attributes = 'Hidden' 
        Set-Location $originallocale         
    } 
} 
<# 
 
#> 
function Remove-SetIcon 
{ 
    [CmdletBinding()] 
    param 
    (     
        [Parameter(Mandatory=$True, 
        Position=0)] 
        [string]$Path 
    ) 
    BEGIN 
    { 
        $originallocale = $PWD 
        $iconfiles = Get-ChildItem $Path -Recurse -Force | Where-Object {$_.Name -like "FOLDER.ICO"} 
        $iconfiles = $iconfiles.FullName 
        $inifiles = Get-ChildItem $Path -Recurse -Force | where-Object {$_.Name -like "DESKTOP.INI"} 
        $inifiles = $inifiles.FullName 
    } 
    PROCESS 
    { 
        Remove-Item $iconfiles -Force 
        Remove-Item $inifiles -Force 
        Set-Location $Path 
        Set-Location .. 
        Get-ChildItem | Where-Object {$_.FullName -eq "$Path"} | ForEach {$_.Attributes = 'Directory'}     
    } 
    END 
    { 
        Set-Location $originallocale 
    } 
}