var maxNum = 4;
/*
var establish = 1;
if( establish == "0" ){var directory = "http://" + document.domain + "/wan55/hacci/beauty/images/";}
else if( establish == "1" ){var directory = "./images/";}
var loadImg = new Array(
	directory + 'pict1_2.jpg',
	directory + 'pict2_2.jpg',
	directory + 'pict3_2.jpg',
	directory + 'pict4_2.jpg',
	directory + 'bt_40_2.gif',
	directory + 'bt_140_2.gif'
);
var PrImg = new Array();
for(i=0; i<loadImg.length; i++){
	PrImg[i] = new Image();
	PrImg[i].src = loadImg[i];
}

function changeImg(num){
	var i;
	if( num == 40 ){
		var ans = 1;
	}
	else{
		var ans = 2;
	}
	var bt140 = document.getElementById("bt140");
	var bt40 = document.getElementById("bt40");
	bt140.src = directory + "bt_140_"+ans+".gif";
	bt40.src  = directory + "bt_40_"+ans+".gif";
	for( i = 0; i < maxNum; i++){
		var detail = "detail0" + (i+1);
		var detailSet = document.getElementById(detail);
		detailSet.src = "images/pict"+(i+1)+"_"+ans+".jpg";
	}
}
*/
var num;
function changeImg( num ){
	var i;
	var btC40    = document.getElementById( "btC40" );
	var btC120   = document.getElementById("btC120");
	var btC402   = document.getElementById( "btC402" );
	var btC1202  = document.getElementById("btC1202");
	if( num == "140" ){
		di120 = "block";
		di40 = "none";
	}
	else{
		di120 = "none";
		di40 = "block";
	}
	btC40.style.display    = di40;
	btC120.style.display   = di40;
	btC402.style.display   = di120;
	btC1202.style.display  = di120;
	for( i = 1; i <= maxNum; i++){
		var detail120 = "detail0" + i + "2";
			detail120 = document.getElementById(detail120);
		/*var price120  = "price" + i + "2";
			price120  = document.getElementById(price120);*/

		var detail40  = "detail0" + i;
			detail40  = document.getElementById(detail40);
		var price40   = "price" + i;
			price40   = document.getElementById(price40);
			
			detail120.style.display = di120;
			detail40.style.display  = di40;
			/*price120.style.display  = di120;*/
			/*price40.style.display   = di40;*/
	}
}