function pw(uid,pid,t) {
    var w=400;
    var h=300;
    var winl=(screen.width-w)/2;
    var wint=(screen.height-h)/2;
    var cim='view_pic.php?uid='+uid+'&pid='+pid;
    if (t==1) cim='view_pic.php?s=1&uid='+uid+'&pid'+pid;
    ujwin=window.open(cim,'','width=400, height=300, left='+winl+', top='+wint+', resizable=yes, scrollbars=no, menubar=no');
    ujwin.opener=self;
//    return false;
}

function newImage(arg) {
    if (document.images) {
	rslt = new Image();
	rslt.src = arg;
	return rslt;
    }
}

function changeImages() {
    if (document.images && (preloadFlag == true)) {
	for (var i=0; i<changeImages.arguments.length; i+=2) {
	    document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
	}
    }
}

var preloadFlag = false;
function preloadImages() {
    if (document.images) {
	m1 = newImage("pic/menu_hu_hotel_over.png");
	m2 = newImage("pic/menu_hu_eler_over.png");
	m3 = newImage("pic/menu_hu_ar_over.png");
	m4 = newImage("pic/menu_hu_szolg_over.png");
	m5 = newImage("pic/menu_hu_szob_over.png");
	m6 = newImage("pic/menu_hu_akt_over.png");
	k1 = newImage("pic/menuk_hotel_over.png");
	k2 = newImage("pic/menuk_eler_over.png");
	k3 = newImage("pic/menuk_ar_over.png");
	k4 = newImage("pic/menuk_szolg_over.png");
	k5 = newImage("pic/menuk_szob_over.png");
	k6 = newImage("pic/menuk_akt_over.png");
	g1 = newImage("pic/menug_szeged_over.jpg");
	g2 = newImage("pic/menug_wellness_over.jpg");
	preloadFlag = true;
    }
}

function toggleLayer(id){var l=document.getElementById(id);var s=l.style||l;if(s.visibility=='hidden'){s.visibility='visible';s.display='block';}else{s.visibility='hidden';s.display='none';}}