var d = document;
function MM_preloadImages(){
    if(d.images){ 
        if(!d.imgs) d.imgs = new Array();
        var i, j = d.imgs.length, a = MM_preloadImages.arguments;
        for(i = 0; i < a.length; i++){
            if (a[i].indexOf("#") != 0){ 
                d.imgs[j] = new Image;
                d.imgs[j++].src = a[i];
            }
        }
    }
}
function VB_focus() {
    var amax = document.links.length;
    for(var a = 0; a < amax; a++) {
        d.links[a].onfocus = d.links[a].blur;
    }
}
function iniPage(){
 	VB_focus();
 	MM_preloadImages('../images/menu_01.png', '../images/menu_01_a.png');
 	MM_preloadImages('../images/menu_02.png', '../images/menu_02_a.png');
 	MM_preloadImages('../images/menu_03.png', '../images/menu_03_a.png');
 	MM_preloadImages('../images/menu_04.png', '../images/menu_04_a.png');
 	MM_preloadImages('../images/menu_05.png', '../images/menu_05_a.png');
 }
 
function sprawdz( email, tresc )
{
	var message = '';
	if( email == '' ) message += '- Pole email jest wymagane\n';
	if( tresc == '' ) message += '- Pole treść jest wymagane\n';
	if( message == '' ) return true;
	else {
		alert(message);
		return false; 
	}
}