/*表示・非表示*/

$(document).ready(function(){
/*
	$(':checkbox').toggle(
	function(){
		$("#"+ this.value).css('display','none');
		},
	function(){
		$("#"+ this.value).css('display','block');
		}	
	);
*/
	$(':checkbox').click(function(){
		//if( this.checked ){
			//alert(this.value);
			$("#" + this.value).toggle();
		//}
	});

});
//-->


<!--
var currentViewOnBody = true;
function on(layerName)
{
 if (currentViewOnBody )
 {	
   //表示
   document.getElementById(layerName).style.display="block";
   document.getElementById('imageArrowOnBody');
   currentViewOnBody = true;
 }
 else
 {
   //表示
   document.getElementById(layerName).style.display="block";
   document.getElementById('imageArrowOnBody');
   currentViewOnBody = true;
 }	
}
//-->



<!--
var currentViewOnBody = true;
function off(layerName)
{
 if (currentViewOnBody )
 {	
   //非表示
   document.getElementById(layerName).style.display="none";
   document.getElementById('imageArrowOnBody');
   currentViewOnBody = false;
 }
}
//-->



/*　全てチェック・全てはずす　*/
<!--
function all_on(chk){
for (i = 0; i < chk.length; i++) {
chk[i].checked = true;
}
}
function all_off(chk){
for (i = 0; i < chk.length; i++) {
chk[i].checked = false;
}
}
// -->



<!--
function cl(a){ 
	switch(a){
		case "1":
			if ( ! document.forms[0].elements["b[c1]"].checked )  document.forms[0].elements["b[c1]"].click();
			break;
	}
}
// -->