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 }
	);
 }
);