function mark(key,marktype){
	document.getElementById(key).value=marktype==null?'1':marktype;
}

function sum_date(key){
	document.getElementById('sum_'+key).value=document.getElementById(key+'_year').value+'-'+document.getElementById(key+'_month').value+'-'+document.getElementById(key+'_day').value;
	mark(key);
}
	
function sum_group(key,count){
	var text='';
	/*
	for(i=0;i < = count;i++){if(document.getElementById(key+'_'+i).checked){text=text+'1';}else{text=text+'0';}}*/
	
	for(i=0;i<=count;i++){
		text+=document.getElementById(key+'_'+i).checked?'1':'0';
	}
	document.getElementById('sum_'+key).value=text;
	mark(key);
}

function add_prof(){
	var curr_num=document.getElementById('count').value;
	var new_div = document.createElement('div');
	new_div.className='NewProf';
	new_div.id='spec'+curr_num;
	document.getElementById('prof_sect').appendChild(new_div);
	new Ajax.Updater('spec'+curr_num,'licenses.php', { parameters: 'do=add&num='+curr_num, asynchronous: true, evalScripts: true });
	document.getElementById('count').value++;
}

function expand(id){
	var doc=document.getElementById('sub_'+id);
	if(doc.innerHTML==''){
		new Ajax.Updater('sub_'+id,'experts.php', { parameters: 'do=sublist&op=show&expid='+id, asynchronous: true, evalScripts: true });
	}else{
		doc.innerHTML='';
	}
	
	
	
}