function check_objednaj(){
	if((document.objednaj.meno.value.length<1)){
		alert("Please apply your name!");
	}else{
		if(document.objednaj.priezvisko.value.length<1){
			alert("Please apply your surname!");
		}else{
			if(document.objednaj.email.value.length<1){
				alert("Please apply your e-mail!");
			}else{
				if(document.objednaj.termin_od.value.length<1){
					alert("Please apply your termin of arrival!");
				}else{
					if(document.objednaj.termin_do.value.length<1){
						alert("Please apply your termin of leaving!");
					}else{
						document.objednaj.submit();
					}
				}
			}
		}
	}
}