jQuery: comparing two elements

jquery.equals.js

(function( $ ) {
  $.equals = function( elem1, elem2 ) {
    
    var domElem1 = $( elem1 ).get( 0 ),
        domElem2 = $( elem2 ).get( 0 );
        
    if( domElem1 !== domElem2 ) {
         return false;
    }
    
    return true; 
    
  };
  
})( jQuery );