Java Script code to clear All value in SharePoint 2010, 2013

function ClearAllPeopleFields()
{
var blankValue= " ";
clearpeoplefield("Retoucher",blankValue);
    clearpeoplefield("Ingestor",blankValue);
    clearpeoplefield("MR Contact #1",blankValue);
    clearpeoplefield("MR Contact #2",blankValue);
    clearpeoplefield("MR Contact #3",blankValue);
    clearpeoplefield("MR Contact #4",blankValue);
    clearpeoplefield("Legal Contact #1",blankValue);
    clearpeoplefield("Legal Contact #2",blankValue);
    clearpeoplefield("Legal Contact #3",blankValue);
    clearpeoplefield("Legal Contact #4",blankValue);             
clearpeoplefield("Account Manager",blankValue);             
clearpeoplefield("Metadata",blankValue);             
clearpeoplefield("Photo Editor",blankValue);
}