var newAblak=null;
function winOpen(url,n,w,h){
    var sw=screen.width;
    var sh=screen.height;
    var left=sw?(sw-w)/2:0;
    var top=sh?(sh-h)/2:0;
    newAblak=window.open(url,n,"width="+w+",height="+h+",top="+top+",left="+left+",resizable=no,location=no,statusbar=no,toolbar=no,scrollbars=yes");
}
function checkKapcs(form){
    var cumi=0
    var len=form.elements.length-1
    for(i=0;i<len;i++){
        if(form.elements[i].value==""){
            form.elements[i].focus()
            cumi=1
            break
        }
    }
    if(cumi){
        alert("Kérjük minden mezőt töltsön ki!")
        return false
    }else{
        return true
    }
}