function _sleep(naptime){
      naptime = naptime * 1000;
      var sleeping = true;
      var now = new Date();
      var alarm;
      var startingMSeconds = now.getTime();
      //alert("starting nap at timestamp: " + startingMSeconds + "\nWill sleep for: " + naptime + " ms");
      while(sleeping){
         alarm = new Date();
         alarmMSeconds = alarm.getTime();
         if(alarmMSeconds - startingMSeconds > naptime){ sleeping = false; }
      }      
      //alert("Wakeup!");
      return true;
   }
   
function _iPop(_href, _name, _prefs){
	if(!_prefs){
		_prefs = "menubar=no,width=430,height=360,toolbar=no"
	}
	_win = window.open(_href, _name, _prefs);
	return _win;
}

function array2json(arr) {
    var parts = [];
    var is_list = (Object.prototype.toString.apply(arr) === '[object Array]');

    for(var key in arr) {
    	var value = arr[key];
        if(typeof value == "object") { //Custom handling for arrays
            if(is_list) parts.push(array2json(value)); /* :RECURSION: */
            else parts[key] = array2json(value); /* :RECURSION: */
        } else {
            var str = "";
            if(!is_list) str = '"' + key + '":';

            //Custom handling for multiple data types
            if(typeof value == "number") str += value; //Numbers
            else if(value === false) str += 'false'; //The booleans
            else if(value === true) str += 'true';
            else str += '"' + value + '"'; //All other things
            // :TODO: Is there any more datatype we should be in the lookout for? (Functions?)

            parts.push(str);
        }
    }
    var json = parts.join(",");
    
    if(is_list) return '[' + json + ']';//Return numerical JSON
    return '{' + json + '}';//Return associative JSON
}

function getPrice(number) {
    var nStr = '' + Math.round(parseFloat(number) * 100) / 100;
    var x = nStr.split('.');
    var x1 = x[0];
    if(x[1] && x[1].length == 1){
    	x[1] = x[1]+"0";
    }
    var x2 = x.length > 1 ? ',' + x[1] : ',00';
    var rgx = /(\d+)(\d{3})/;
    while (rgx.test(x1)) {
        x1 = x1.replace(rgx, '$1' + '.' + '$2');
    }
    return x1 + x2;
};

function isArray(obj) {
	return (obj.constructor.toString().indexOf("Array") != -1);
}