//釧路地方気象台 Javascript
//折りたたみスクリプト
function showHide(id,all){
	if(document.getElementById){
		obj = document.getElementById(id);
	}else if(document.all){
		obj = document.all.id;
	}
	if(obj){
		if(all == true){
			obj.style.display = "";
		}else if(all == false){
			obj.style.display = "none";
		}else{
			opensw=(obj.style.display == "none")? "" : "none";
			obj.style.display = opensw;
		}
	}
}
sh = new Array(false,false,false,false,false,false,false);
function showHideAll(idall,No){
	if( sh[idall] == false ){ sh[idall] = true; }else{ sh[idall] = false; }
	for(i=1; i<=No; i++){
		showHide( 'b'+idall+'_'+i ,sh[idall]);
	}
}