function displayWindow(url, width, height) 
{
    var Win = window.open(url,"displayWindow",'width=' + width + ',height=' + height + ',resizable=0,scrollbars=yes,menubar=no' );
}
function showHidden(obj)
{
    obj = document.getElementById(obj);
       
    if( obj.style.display == 'none' )
    {
        obj.style.display = ''
        wyszukiwarka.goSzukajPro.value = '1';
    }
    else
    {
        obj.style.display = 'none'    
        wyszukiwarka.goSzukajPro.value = '0';            
    }
}
function kategoria(katid) 
{
	document.firmy.idBranze.value = katid
}
function check(e, regexp) 
{
    if(navigator.userAgent.indexOf('Gecko') != -1) 
    {
        charCode = e.which;
    } 
    else 
    {
        charCode = e.keyCode;
    }
    if(charCode > 31) 
    {
        znak = String.fromCharCode(charCode);
        return regexp.test(znak);
    }
}
function mail(user, domain){window.location = 'mailto:'+user+'@'+domain;}