var preImages = new Array()
	var yourImages = new Array("wizualiz_wybor_03.gif","wizualiz_wybor_04.gif")

function loadImages() { 
	for (i = 0; i < yourImages.length; i++) { 
		preImages[i] = new Image()
		preImages[i].src = yourImages[i]
	}
}

if (document.images) {
	
    m1_cold = new Image();
	m1_cold.src = 'images/menu_03.jpg'
	m1_hot = new Image();
	m1_hot.src = 'images/menu_hot_03.jpg'
	
    m2_cold = new Image();
	m2_cold.src = 'images/menu_04.jpg'
	m2_hot = new Image();
	m2_hot.src = 'images/menu_hot_04.jpg'	

    m3_cold = new Image();
	m3_cold.src = 'images/menu_05.jpg'
	m3_hot = new Image();
	m3_hot.src = 'images/menu_hot_05.jpg'

    m4_cold = new Image();
	m4_cold.src = 'images/menu_06.jpg'
	m4_hot = new Image();
	m4_hot.src = 'images/menu_hot_06.jpg'

    m5_cold = new Image();
	m5_cold.src = 'images/menu_08.jpg'
	m5_hot = new Image();
	m5_hot.src = 'images/menu_hot_08.jpg'

    m6_cold = new Image();
	m6_cold.src = 'images/menu_09.jpg'
	m6_hot = new Image();
	m6_hot.src = 'images/menu_hot_09.jpg'

    m7_cold = new Image();
	m7_cold.src = 'images/menu_10.jpg'
	m7_hot = new Image();
	m7_hot.src = 'images/menu_hot_10.jpg'
 	
	m8_cold = new Image();
	m8_cold.src = 'images/menu_11.jpg'
	m8_hot = new Image();
	m8_hot.src = 'images/menu_hot_11.jpg'

// #################

	r1_cold = new Image();
	r1_cold.src = 'images/realizacje_01.jpg'
	r1_hot = new Image();
	r1_hot.src = 'images/realizacje_hot_01.jpg'
	
    r2_cold = new Image();
	r2_cold.src = 'images/realizacje_04.jpg'
	r2_hot = new Image();
	r2_hot.src = 'images/realizacje_hot_04.jpg'	

    r3_cold = new Image();
	r3_cold.src = 'images/realizacje_06.jpg'
	r3_hot = new Image();
	r3_hot.src = 'images/realizacje_hot_06.jpg'    
// ############################

    p1_cold = new Image();
	p1_cold.src = 'images/menu_p_04.jpg'
	p1_hot = new Image();
	p1_hot.src = 'images/menu_p_hot_04.jpg'
	
    p2_cold = new Image();
	p2_cold.src = 'images/menu_p_05.jpg'
	p2_hot = new Image();
	p2_hot.src = 'images/menu_p_hot_05.jpg'	

    p3_cold = new Image();
	p3_cold.src = 'images/menu_p_06.jpg'
	p3_hot = new Image();
	p3_hot.src = 'images/menu_p_hot_06.jpg'

    p4_cold = new Image();
	p4_cold.src = 'images/menu_p_07.jpg'
	p4_hot = new Image();
	p4_hot.src = 'images/menu_p_hot_07.jpg'

    p5_cold = new Image();
	p5_cold.src = 'images/menu_p_09.jpg'
	p5_hot = new Image();
	p5_hot.src = 'images/menu_p_hot_09.jpg'

    p6_cold = new Image();
	p6_cold.src = 'images/menu_p_10.jpg'
	p6_hot = new Image();
	p6_hot.src = 'images/menu_p_hot_10.jpg'

    p7_cold = new Image();
	p7_cold.src = 'images/menu_p_11.jpg'
	p7_hot = new Image();
	p7_hot.src = 'images/menu_p_hot_11.jpg'
 	
	p8_cold = new Image();
	p8_cold.src = 'images/menu_p_12.jpg'
	p8_hot = new Image();
	p8_hot.src = 'images/menu_p_hot_12.jpg'

// #################
    
	home_cold = new Image();
	home_cold.src = 'images/domek.gif'
	home_hot = new Image();
	home_hot.src = 'images/domek_hot.gif'
	
function hot() {
	var img = hot.arguments;
	for (var i=0; i<img.length; i+=2) {
    	  eval( 'document.' + img[i] + '.src = ' + img[i+1]  + '_hot.src' ) ; 
	}
}

function cold() {
	var img = cold.arguments;
	for (var i=0; i<img.length; i+=2) {
    	  eval( 'document.' + img[i] + '.src = ' + img[i+1]  + '_cold.src' ) ; 
	}
}
}

// detekcja przegladarki
NN = (document.layers) ? true : false;
IE = (document.all) ? true : false;


function browsewidth()
{
	if (NN) {
        available_width=innerWidth;
    } else {
        available_width=document.body.clientWidth;
    }
	return available_width
}

function browseheight()
{
	if (NN) {
        available_height=innerHeight;
    } else {
        available_height=document.body.clientHeight;
    }
	return available_height
}

var init=false;

function menusek(warstwa)
{
	// polozenie
	if (browsewidth()>=760)
	{
		x=((browsewidth()/2)-160);
	} else
	{
		x=220;
	}

	if (NN)
	{
		objOferta=document.layers['wydawnictwo'];
	} else
	{
		objOferta=document.all['wydawnictwo'];
		objOferta=objOferta.style;
	}

	if (warstwa=='on')
	{
		if (init)
		{
			clearTimeout(id2);
			init=false;
		} else
		{
			if (NN)
			{
				ymenu=e.pageY;
			}
			if (IE){
				ymenu=event.clientY+document.body.scrollTop;
			}
		}
		objOferta.left=x;
//		objOferta.top=ymenu;
		objOferta.visibility='visible';
	}
	if (warstwa=='off')
	{
		id2 = setTimeout("menusek()",300);
		init=true;
	}
	if (warstwa==null)
	{
		objOferta.visibility='hidden';
	}
}

function convertComa(value)
{
  value = value.replace(",",".");
  
  var num = new Number(value);
  ret = (num.toFixed(2));

  return ret;
}