function changedisp_Mileage(){
	if(document.getElementById){
		if(document.getElementById('Mileage').style.display=='none'){
			document.getElementById('Mileage').style.display='';
			document.getElementById('Partner').style.display='none';
		}else{
			void(0);
		}
	}
}
function changedisp_Partner(){
	if(document.getElementById){
		if(document.getElementById('Partner').style.display=='none'){
			document.getElementById('Partner').style.display='';
			document.getElementById('Mileage').style.display='none';
		}else{
			void(0);
		}
	}
}



btnMileage= new Array("image/image2007/info_tab01.gif","image/image2007/info_tab01_off.gif");
btnPartner = new Array("image/image2007/info_tab02.gif","image/image2007/info_tab02_off.gif");

function Mileage_change(loc){
	if(loc){
	document.btn_navi_01.src = btnMileage[1];
	document.btn_navi_02.src = btnPartner[0];
	}
	else{
	document.btn_navi_01.src = "/common/"+btnMileage[1];
	document.btn_navi_02.src = "/common/"+btnPartner[0];
	}
}

function Partner_change(loc){
	if(loc){
	document.btn_navi_01.src = btnMileage[0];
	document.btn_navi_02.src = btnPartner[1];
	}
	else{
	document.btn_navi_01.src = "/common/"+btnMileage[0];
	document.btn_navi_02.src = "/common/"+btnPartner[1];
	}
}