Puslīdz pāveidoju. Skaisti tas, šķiet, nav, bet dara apmēram to pašu, ko oriģināls. function CardInputCheck(inputFieldElement, opOptions) { if (opOptions!=null) this.options = opOptions; this.element = $(inputFieldElement); var self = this; // focus the input field in question, so when the card is swiped, the output is written in this input field if(this.element) { // && $type(this.element) == 'element') { this.element.bind('keyup', function(event) { var v = $(self.element).val(); if(v.length == self.options.readerOutputLength && v.match(self.options.readerOutputRE)) { $(self.element).val(v.substr(8, 10)); // extract the actual card number from the reader's output self.success(); } }); this.focusElement(); // for firefox (the delayed focus does not work for some reason) //this.focusElement.delay(200, this); // for all other browsers, who are not ready for immediate focusing } } CardInputCheck.prototype.options = { readerOutputLength: 117, // number of characters in the card reader output readerOutputRE: /^\%B\d{16}\^\s+\^\d+\?;\d+=\d+\?$/, // regexp for the card reader output focusOnSuccess: null, // element to focus on success onSuccess: null // function to execute on success }; CardInputCheck.prototype.success = function() { if(this.options.focusOnSuccess && this.options.focusOnSuccess.focus) { try { this.options.focusOnSuccess.focus(); } catch(e) { } } if(this.options.onSuccess!=null){ this.options.onSuccess(); } } CardInputCheck.prototype.focusElement = function() { try { // focus method for some reason sometimes throws errors... this.element.focus(); } catch(e) { } } /*#########################################################################################################################*/ //pieliekam jQuery modelim metodi "CardInputCheck" $.fn.CardInputCheck = function(options) { return this.each( function() { var oCheck = new CardInputCheck($(this), options); }) }; //dokumentam onload ar selektoru atrodam vajadzīgos elementusu un tiem izveicam CardInputCheck $(document).ready( function(){ $("#kuu").CardInputCheck( {readerOutputLength:13, readerOutputRE:/.*/ , focusOnSuccess:null, onSuccess: null } ); } );