nl_tokens: Runs feature detection routines and sets the various flags . This is called when the scripts loads ( very early ) and again at { @link Ext#onReady } . Some detections are flagged as early and run immediately . Others that require the document body will not run until ready .
pl_tokens: function ( ) { var me = this , doc = document , toRun = me . toRun || me . tests , n = toRun . length , div = n && Ext . isReady && doc . createElement ( 'div' ) , notRun = [ ] , browserKey = getBrowserKey ( ) , test , vector , value ; if ( div ) { div . innerHTML = [ '<div style="height:30px;width:50px;">' , '<div style="height:20px;width:20px;"></div>' , '</div>' , '<div style="width: 200px; height: 200px; position: relative; padding: 5px;">' , '<div style="position: absolute; top: 0; left: 0; width: 100%; height: 100%;"></div>' , '</div>' , '<div style="position: absolute; left: 10%; top: 10%;"></div>' , '<div style="float:left; background-color:transparent;"></div>' ] . join ( '' ) ; doc . body . appendChild ( div ) ; } <mask> = supportsVectors [ browserKey ] ; while ( n -- ) { test = toRun [ n ] ; value = vector && vector [ n ] ; if ( value !== undefined ) { me [ test . identity ] = value ; } else if ( div || test . early ) { me [ test . identity ] = test . fn . call ( me , doc , div ) ; } else { notRun . push ( test ) ; } } if ( div ) { doc . body . removeChild ( div ) ; } me . toRun = notRun ; }