function getStyleObject(objectId) {
	//  W3CDOM, IE
	if (document.getElementById && document.getElementById(objectId)) {
		return document.getElementById(objectId).style;
	} else if (document.all && document.all(objectId)) {
		return document.all(objectId).style;
	} else {
		return false;
	}
}

function getObject(objectId) {
	//  W3CDOM, IE
	if (document.getElementById && document.getElementById(objectId)) {
		return document.getElementById(objectId);
	} else if (document.all && document.all(objectId)) {
		return document.all(objectId);
	} else {
		return false;
	}
}


function hideDiv(div_id) {
	var divobj = getStyleObject(div_id);
	if (divobj != false) {
		divobj.display = 'none';
	}
}

function showDiv(div_id) { 
	var divobj = getStyleObject(div_id);
	if (divobj != false) {
		divobj.display = 'block';
	}
}

function setInnerHTML(elem_id, html) { 
	var elem = getObject(elem_id);
	elem.innerHTML = html;
}

function setColor(td_id, idx){
	var a, b;
	
	for (var j = 0; j < td_id.length; j++){
		if (j==0 && j != idx) {
			a = document.getElementById(td_id[j]);
			a.onmouseover = setActiveColorFirst;
			a.onmouseout = setDefaultColorFirst;
		}else if (j==td_id.length-1 && j!=idx){
			a = document.getElementById(td_id[j]);
			a.onmouseover = setActiveColorLast;
			a.onmouseout = setDefaultColorLast;
		}else{
			if (j!=idx){
				a = document.getElementById(td_id[j]);
				a.onmouseover = setActiveColor;
				a.onmouseout = setDefaultColor;
			}
		}
	}
}
	
function setActiveColor(){
	this.style.backgroundImage= 'url(gfx/menu_black.gif)';
}

function setDefaultColor(){
	this.style.backgroundImage= 'url(gfx/menu_red.gif)';
}

function setActiveColorFirst(){
	this.style.backgroundImage= 'url(gfx/menu_black.gif)';
	document.getElementById('td_first').style.backgroundImage= 'url(gfx/menu_left_corner_black.gif)';
}

function setDefaultColorFirst(){
	this.style.backgroundImage= 'url(gfx/menu_red.gif)';
	document.getElementById('td_first').style.backgroundImage= 'url(gfx/menu_left_corner_red.gif)';
}

function setActiveColorLast(){
	this.style.backgroundImage= 'url(gfx/menu_black.gif)';
	document.getElementById('td_last').style.backgroundImage= 'url(gfx/menu_right_corner_black.gif)';
}

function setDefaultColorLast(){
	this.style.backgroundImage= 'url(gfx/menu_red.gif)';
	document.getElementById('td_last').style.backgroundImage= 'url(gfx/menu_right_corner_red.gif)';
}


function popup(n){
	if (n==0){
		window.open("ank.php",'popup','scrollbars=0, resize=0, top=40, left=40, width=400, height=430');
		// definicja otwieranego okienka przy wejściu
	}
}

function openWinNS(plik,w,h) {
	window.open(plik,'popup','scrollbars=0,resize=0,top=40,left=40,screenX=40,screenY=40,width=' + w + ',height=' + h);
} 

function MM_findObj(n, d) { //v4.01
  var p,i,x;  
	if(!d) d=document; 
		if((p=n.indexOf("?"))>0&&parent.frames.length) {
			d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);
		}
	if(!(x=d[n])&&d.all) x=d.all[n]; 
		for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
			for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
				if(!x && d.getElementById) x=d.getElementById(n); 
					return x;
}


function newSubWindow(){
	var nw;
	nw=window.open('newsletter.html','newspop','scrollbars=0,resize=0,top=40,left=40,screenX=40,screenY=40,width=300,height=250');
}


function newSub(formName) {
	var f;
	f=MM_findObj(formName);
	f.target='newspop';
	f.submit();
}

function openWin(plik, w, h) {
	window.open(plik, 'popup', 'scrollbars=1,resize=0,top=40,left=40,screenX=40,screenY=40,width=' + w + ',height=' + h);
}