function chksubmit(oj){
	result = true;
	
	//タイトル
	if(!oj.free_word.value){
		document.getElementById('error_free_word').style.display="block";
		result=false;
	}else{
		document.getElementById('error_free_word').style.display="none";
	}
	
	if(!result){
		//document.getElementById('error_area_genre').style.display="none";
		document.getElementById('error_publishing').style.display="none";
		if(document.getElementById('search_no_hits'))
			document.getElementById('search_no_hits').style.display="none";
	}
	
	return result;
}
/*
function chksubmit_area_genre(oj){
	result = true;
	
	opt_a = document.getElementsByName('area')[0].options;
	opt_g = document.getElementsByName('genre')[0].options;
	if(opt_a[0].selected && opt_g[0].selected){
		document.getElementById('error_area_genre').style.display="block";
		result = false;
	}else{
		document.getElementById('error_area_genre').style.display="none";
	}
	
	if(!result){
		document.getElementById('error_free_word').style.display="none";
		document.getElementById('error_publishing').style.display="none";
		if(document.getElementById('search_no_hits'))
			document.getElementById('search_no_hits').style.display="none";
	}
	
	return result;
}
*/
function chksubmit_publishing(oj){
	result = true;
	
	opt = document.getElementsByName('publishing')[0].options;
	if(opt[0].selected){
		document.getElementById('error_publishing').style.display="block";
		result = false;
	}else{
		document.getElementById('error_publishing').style.display="none";
	}
	
	if(!result){
		document.getElementById('error_free_word').style.display="none";
		//document.getElementById('error_area_genre').style.display="none";
		if(document.getElementById('search_no_hits'))
			document.getElementById('search_no_hits').style.display="none";
	}
	
	return result;
}