jQuery.extend({
/**
* Returns get parameters.
*
* If the desired param does not exist, null will be returned
*
* @example value = $.getURLParam("paramName");
*/
 getURLParam: function(strParamName){
	  var strReturn = "";
	  var strHref = window.location.href;
	  var bFound=false;

	  var cmpstring = strParamName + "=";
	  var cmplen = cmpstring.length;

	  if ( strHref.indexOf("?") > -1 ){
	    var strQueryString = strHref.substr(strHref.indexOf("?")+1);
	    var aQueryString = strQueryString.split("&");
	    for ( var iParam = 0; iParam < aQueryString.length; iParam++ ){
	      if (aQueryString[iParam].substr(0,cmplen)==cmpstring){
	        var aParam = aQueryString[iParam].split("=");
	        strReturn = aParam[1];
	        bFound=true;
	        break;
	      }

	    }
	  }
	  if (bFound==false) return null;
	  return strReturn;
	}
});

(function($) {

	$.fn.formatCurrency = function(settings) {
		settings = jQuery.extend({
		    name: "formatCurrency",
		    useHtml: false,
		    symbol: '$',
		    global: true
		}, settings);

		return this.each(function() {
		    var num = "0";
		    num = $(this)[settings.useHtml ? 'html' : 'val']();
		    num = num.replace(/\$|\,/g, '');
		    if (isNaN(num))
		        num = "0";
		    sign = (num == (num = Math.abs(num)));
		    num = Math.floor(num * 100 + 0.50000000001);
		    cents = num % 100;
		    num = Math.floor(num / 100).toString();
		    if (cents < 10)
		        cents = "0" + cents;
		    for (var i = 0; i < Math.floor((num.length - (1 + i)) / 3); i++)
		        num = num.substring(0, num.length - (4 * i + 3)) + ',' + num.substring(num.length - (4 * i + 3));

		    $(this)[settings.useHtml ? 'html' : 'val'](((sign) ? '' : '-') + settings.symbol + num + '.' + cents);
		});
	};

  // Remove all non numbers from text
  $.fn.toNumber = function(settings) {
		settings = jQuery.extend({
		    name: "toNumber",
		    useHtml: false,
		    global: true
		}, settings);

    return this.each(function() {
      var method = settings.useHtml ? 'html' : 'val';
      $(this)[method]($(this)[method]().replace(/[^\d\.]/g, ''));
    });
  };


})(jQuery);