function Optlink (form, sel) {
  adrs = sel.options[sel.selectedIndex].value;
  if (adrs != "-" ) location.href = adrs;
}

// add by Itahashi 07/08/24

function sectionButton1() {
	if(document.all){
 		document.all("onButton").style.background = "url(/asd-3/images/backbutton_on.jpg) repeat-x 0% 0%;";
 		document.all("onButton2").style.background = "url(/asd-3/images/backbutton_on.jpg) repeat-x 0% 0%;";
 		document.all("offButton").style.background = "url(/asd-3/images/backbutton.jpg) repeat-x 0% 0%;";
 		document.all("offButton2").style.background = "url(/asd-3/images/backbutton.jpg) repeat-x 0% 0%;";
	}else if(document.getElementById){
		document.getElementById("onButton").style.background = "url(/asd-3/images/backbutton_on.jpg) repeat-x 0% 0%;";
 		document.getElementById("onButton2").style.background = "url(/asd-3/images/backbutton_on.jpg) repeat-x 0% 0%;";
		document.getElementById("offButton").style.background = "url(/asd-3/images/backbutton.jpg) repeat-x 0% 0%;";
 		document.getElementById("offButton2").style.background = "url(/asd-3/images/backbutton.jpg) repeat-x 0% 0%;";
	}
}

function sectionButton2() {
	if(document.all){
 		document.all("offButton").style.background = "url(/asd-3/images/backbutton_on.jpg) repeat-x 0% 0%;";
 		document.all("offButton2").style.background = "url(/asd-3/images/backbutton_on.jpg) repeat-x 0% 0%;";
 		document.all("onButton").style.background = "url(/asd-3/images/backbutton.jpg) repeat-x 0% 0%;";
 		document.all("onButton2").style.background = "url(/asd-3/images/backbutton.jpg) repeat-x 0% 0%;";
	}else if(document.getElementById){
 		document.getElementById("offButton").style.background = "url(/asd-3/images/backbutton_on.jpg) repeat-x 0% 0%;";
 		document.getElementById("offButton2").style.background = "url(/asd-3/images/backbutton_on.jpg) repeat-x 0% 0%;";
 		document.getElementById("onButton").style.background = "url(/asd-3/images/backbutton.jpg) repeat-x 0% 0%;";
 		document.getElementById("onButton2").style.background = "url(/asd-3/images/backbutton.jpg) repeat-x 0% 0%;";
	}
}