// JavaScript Document¤Ê¤Î¡¼
// youchuui
function dd(id){
	if(document.all)
	  OBJ = document.all(id).style;
	else if(document.getElementById)
	  OBJ = document.getElementById(id).style;
	if(document.all)
	  OBJ_span = document.all(id + "_span");
	else if(document.getElementById)
	  OBJ_span = document.getElementById(id + "_span");
	
	if(OBJ) OBJ.display=='none'?OBJ.display='':OBJ.display='none';
	if(OBJ) OBJ.display=='none'?OBJ_span.innerHTML='+':OBJ_span.innerHTML='-';
} 

function divdisplay(id,viewmode){
	var OBJ;
	if(document.all)
	  OBJ = document.all(id).style;
	else if(document.getElementById)
	  OBJ = document.getElementById(id).style;
	if(viewmode == false){
		OBJ.display='none';
	}else{
		OBJ.display='';
	}
}