var opera = opera || false;

function _echo( p_msg, p_dum)
{
	if (p_dum != undefined)
	{
		var lm = arguments[0];
		for (var i = 1 ; i < arguments.length; ++ i)
		{
			lm += ' / ' + arguments[i];
		}
		p_msg = lm;
	}


	if (typeof console == 'object' && typeof console.log == 'function')
	{
		console.log( p_msg);
	}
	else if (typeof opera == 'object' && typeof opera.postError == 'function')
	{
		opera.postError( p_msg);
	}
	else if(navigator.userAgent.indexOf("Trident/5")>-1)
	{
		console.log( p_msg);
	}
	else
	{
		//alert( p_msg);
	}
}

function ReadAnswer(p_ans)
{
	_echo( 'Read jax answer : ' + p_ans.responseText);
}

function var_dump( arr, level){
	var dumped_text = "";

	if ( ! level)
	{
		level = 0;
	}
	
	var level_padding = "";

	for (var j = 0 ; j < level + 1 ; j ++)
	{
		level_padding += "    ";
	}
	
	if (arr.inspect)
	{
		return "Type Array : " + arr.inspect();
	}
	
	if (typeof (arr) == 'object')
	{
		if (!!arr.each && !!arr.length)
		{
			dumped_text = "Type Array ("+arr.length+") -> " + arr.join( ' ');
			return dumped_text;
		}
		dumped_text = "type "+(typeof arr)+" -> {";
		for (var item in arr)
		{
			var value = arr[item];
			
			if (typeof (value) == 'object')
			{
				dumped_text += level_padding + "'" + item + "':{}, ";
			}
			else
			{
				dumped_text += level_padding + "'" + item + "':\"" + value + "\", ";
			}
		}
		dumped_text += "}";
	}
	else
	{
		dumped_text = "type "+typeof( arr)+" -> " + arr;
	}

	return dumped_text;
}

var Timer = Class.create({
	initialize: function(){
		var d = new Date();
		this.time = d.getTime() + d.getMilliseconds() / 1000;
	},
	Time: function(){
		var d = new Date();
		var t = d.getTime() + d.getMilliseconds() / 1000;
		var d = t - this.time;
		this.time = t;
		return d / 1000.0;
	}
});