function wgraj() {
	var btn = document.getElementById('wgraj_button');
	var form = document.getElementById('uploadForm');
	btn.disabled='disabled';
	btn.style.cursor='default';
	btn.src = '../images/loading.gif'
	form.submit();
}
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) {
		btn_blog_over = newImage("../images/btn_blog-over.jpg");
		btn_forum_over = newImage("../images/btn_forum-over.jpg");
		btn_galerie_over = newImage("../images/btn_galerie-over.jpg");
		btn_tagi_over = newImage("../images/btn_tagi-over.jpg");
		btn_konkursy_over = newImage("../images/btn_konkursy-over.jpg");
		btn_polec_over = newImage("../images/btn_polec-over.jpg");
		btn_pomoc_over = newImage("../images/btn_pomoc-over.jpg");
		btn_kontakt_over = newImage("../images/btn_kontakt-over.jpg");
		btn_aparaty_over = newImage("../images/btn_aparaty-over.jpg");
		btn_aparaty_over = newImage("../images/btn_aparaty-over.jpg");

		btn_blog_active_over = newImage("images/btn_blog_active-over.jpg");
		btn_forum_active_over = newImage("images/btn_forum_active-over.jpg");
		btn_galerie_active_over = newImage("images/btn_galerie_active-over.jpg");
		btn_tagi_active_over = newImage("images/btn_tagi_active-over.jpg");
		btn_konkursy_active_over = newImage("images/btn_konkursy_active-over.jpg");
		btn_polec_active_over = newImage("images/btn_polec_active-over.jpg");
		btn_pomoc_active_over = newImage("images/btn_pomoc_active-over.jpg");
		btn_aparaty_active_over = newImage("images/btn_aparaty_active-over.jpg");
		btn_kontakt_active_over = newImage("images/btn_kontakt_active-over.jpg");
		btn_regulamin_active_over = newImage("images/btn_regulamin_active-over.jpg");

		preloadFlag = true;
	}
}
preloadImages();

function moveTarget(target,x,y) {
	var trg = document.getElementById(target);
	var trg_dsp = trg.style.display;
	if(trg.style.display!='block')trg.style.display='block';
	trg.style.left = x+'px'
	trg.style.top = y-trg.offsetHeight+'px'
}
function moveinfoTip(e) {
	if (ie||ns6){
		x = ns6? pageXOffset+e.clientX : document.body.scrollLeft+event.clientX;
		y = ns6? pageYOffset+e.clientY : document.body.scrollTop+event.clientY;
	} else if (document.layers) {
		x = e.x;
		y = e.y;
	} else {
		return true
	}
	moveTarget('infoTip',x+5,y-5);

}
function movetoolTip(e) {
	if (ie||ns6){
		x = ns6? pageXOffset+e.clientX : document.body.scrollLeft+event.clientX;
		y = ns6? pageYOffset+e.clientY : document.body.scrollTop+event.clientY;
	} else if (document.layers) {
		x = e.x;
		y = e.y;
	} else {
		return true
	}
	moveTarget('toolTip',x+5,y-5);

}
function showInfo(user,nazwa,opis) {
	document.onmousemove=moveinfoTip;
	var div = document.getElementById('infoTip');
	var strong1 = document.createElement('strong');
	var strong2 = document.createElement('strong');
	var strong3 = document.createElement('strong');
	var span1 = document.createElement('span');
	var span2 = document.createElement('span');
	var span3 = document.createElement('span');
	var divLine = document.createElement('div');
	var br = document.createElement('br');
	var br2 = document.createElement('br');
	strong1.innerHTML = "Autor: ";
	strong2.innerHTML = "Nazwa: ";
	strong3.innerHTML = "Opis: ";
	span1.innerHTML = user;
	span2.innerHTML = nazwa;
	span3.innerHTML = opis;
	div.appendChild(strong1);
	div.appendChild(span1);
	div.appendChild(br);
	div.appendChild(strong2);
	div.appendChild(span2);
	div.appendChild(br2);
	div.appendChild(strong3);
	div.appendChild(span3);
}
function hideThis() {
	this.style.display = 'none';
}
function hideToolTip() {
	document.onmousemove=null;
	var div = document.getElementById('toolTip');
	div.style.display = 'none';
}
function showTooltip(str) {
	document.onmousemove=movetoolTip;
	var div = document.getElementById('toolTip');
	div.innerHTML = str;
}
function returnObjectPos(obj) {
	var curleft = curtop = 0;
	if (obj.offsetParent) {
		curleft = obj.offsetLeft
		curtop = obj.offsetTop
		while (obj = obj.offsetParent) {
			curleft += obj.offsetLeft
			curtop += obj.offsetTop
		}
	}
	return [curtop,curleft];
}
function hideInfo() {
	var div = document.getElementById('infoTip');
	div.style.display = 'none';
	var child = div.firstChild;
	while(child) {
		div.removeChild(child);
		child = div.firstChild;
	}
	document.onmousemove=null;
}
function oczyscTekst(str) {
	var re = new RegExp("'","gi");
	str=str.replace(re,'"');
	return str;
}
function openWindow(name, url, width, height, toolbar, menubar, statusbar, scrollbar, resizable) {
		toolbar?toolbar_str='yes':toolbar_str='no';
		menubar?menubar_str='yes':menubar_str='no';
		statusbar?statusbar_str='yes':statusbar_str='no';
		scrollbar?scrollbar_str='yes':scrollbar_str='no';
		resizable?resizable_str='yes':resizable_str='no';
		window.open(url, name, 'menubar='+menubar_str+',toolbar='+toolbar_str+',location=no,directories=no,status='+statusbar_str+',scrollbars='+scrollbar_str+',resizable='+resizable_str+',fullscreen=no,channelmode=no,width='+width+',height='+height)
}