nl_tokens: Returns the absolute x y position of an Element . The position will be returned in a object with x y fields .
pl_tokens: function ( node , root ) { var x = 0 , y = 0 , parent , doc = document , nodeRect , rootRect ; node = node ; root = root || doc . body ; // Returns the x, y cordinate for an element on IE 6 and IE 7 function getIEPos ( node ) { var bodyElm , rect , x = 0 , y = 0 ; if ( node ) { rect = node . getBoundingClientRect ( ) ; bodyElm = doc . compatMode === "CSS1Compat" ? <mask> . documentElement : doc . body ; x = rect . left + bodyElm . scrollLeft ; y = rect . top + bodyElm . scrollTop ; } return { x : x , y : y } ; } // Use getBoundingClientRect on IE 6 and IE 7 but not on IE 8 in standards mode if ( node && node . getBoundingClientRect && Env . browser === 'IE' && ( ! doc . documentMode || doc . documentMode < 8 ) ) { nodeRect = getIEPos ( node ) ; rootRect = getIEPos ( root ) ; return { x : nodeRect . x - rootRect . x , y : nodeRect . y - rootRect . y } ; } parent = node ; while ( parent && parent != root && parent . nodeType ) { x += parent . offsetLeft || 0 ; y += parent . offsetTop || 0 ; parent = parent . offsetParent ; } parent = node . parentNode ; while ( parent && parent != root && parent . nodeType ) { x -= parent . scrollLeft || 0 ; y -= parent . scrollTop || 0 ; parent = parent . parentNode ; } return { x : x , y : y } ; }