function formack(x)
{
	if(confirm(x))return true;else return false;
}
function submitform(form,x,com,v,dop)
{
	var fm = document.getElementById(form);
	var rez = true;
	if(x)rez = confirm(x);
	if(rez && dop)rez = confirm('Czy na pewno ?');
	var hi = document.getElementById(com);
	if(hi && v)hi.value = v;
	if(fm && rez)fm.submit();
}
function submitform2(form,x,com,v,arg,v2,dop)
{
	var fm = document.getElementById(form);
	var rez = true;
	if(x)rez = confirm(x);
	if(rez && dop)rez = confirm('Czy na pewno ?');
	var hi = document.getElementById(com);
	if(hi && v)hi.value = v;
	hi = document.getElementById(arg);
	if(hi && v)hi.value = v2;
	if(fm && rez)fm.submit();
}
function chg_bck(id,c)
{
	var v = document.getElementById(id);
	if(v && c)v.style.backgroundColor = c;
}
function on(co,styl)
{
	var styl2=styl+'_on';
	co.className=styl2;
}
function off(co,styl)
{
	co.className=styl;
}
function set_width(id,width)
{
	var ids = document.getElementById(id);
	if(id)ids.style.width = width;
}
function menu_on(id)
{
	nazwa='m'+id;
	cel = document.getElementById(nazwa);	
	cel.className='menu_oferta_on';
}
function menu_off(id)
{
	nazwa='m'+id;
	cel = document.getElementById(nazwa);
	cel.className='menu_oferta_off';
}
function fill_text(id,tx)
{
	var cel = document.getElementById(id);
	var rez = true;	
	if(cel)
	{
		if(cel.value)rez = confirm('Czy chcesz zamienić treść pola');
		if(rez)cel.value = tx;
	}
}
function set_link(id,lnk)
{
	var cel = document.getElementById(id);
	if(cel)cel.value = lnk;
}
function set_pic(id,lnk,w,h)
{
	var cel = document.getElementById(id);
	if(cel)
	{
		var s = '<img src="'+lnk+'"';
		if(w)s = s + ' width="'+w+'"';
		if(h)s = s + ' height="'+h+'"';
		s = s + ' />';
		if(!lnk)s = '';
		cel.innerHTML = s;
	}
}
function fill_full(id,s,dl)
{
	var scpo = document.body.scrollTop;
	if (scpo == 0)
	{
    if (window.pageYOffset)scpo = window.pageYOffset;
    else scpo = (document.body.parentElement) ? document.body.parentElement.scrollTop : 0;
	}
	var cel = document.getElementById(id);
	if(cel)
	{
		cel.style.paddingTop = scpo;
		cel.innerHTML = s;
	}
}
function show_hide( whichLayer )
{  
	var elem, vis;  
	if( document.getElementById )elem = document.getElementById( whichLayer );  
	else if( document.all )elem = document.all[whichLayer];  
	else if( document.layers ) lem = document.layers[whichLayer];  vis = elem.style;  
	if(vis.display==''&&elem.offsetWidth!=undefined&&elem.offsetHeight!=undefined)    
	vis.display = (elem.offsetWidth!=0&&elem.offsetHeight!=0)?'block':'none';  
	vis.display = (vis.display==''||vis.display=='block')?'none':'block';
}
function darkbody()
{
	document.getElementsByTagName('BODY')[0].style.backgroundColor = '#333333';
}
function hellbody()
{
	document.getElementsByTagName('BODY')[0].style.backgroundColor = '#eee8aa';
}