function convertField(field) {
	if (document.Form.timed[0].checked) {
		document.Form.timedostden.disabled=false;
		document.Form.timedostnoch.disabled=true;
	}
	else {
		if (document.Form.timed[1].checked) {
			document.Form.timedostnoch.disabled=false;
			document.Form.timedostden.disabled=true;
		}
	}
}

function check(){
	if (document.getElementById('uslovia').checked && (document.all.when_asap.checked || document.all.when_today.checked || document.all.when_tommorow.checked || document.all.when_manual.checked)) res=1;
	//if (document.getElementById('uslovia').checked) res=1;
		else res=0;
	obc=document.getElementById('Zakazat');
	if (res==1)	{
		obc.disabled=false;
		return false;
	}
  	else {
  		obc.disabled=true;
  		return true;
  	}
}

function clean(obj) {
	obj.value="";
	return true;
}