// JavaScript Document

function pageBack(){
    history.back();
}

function openwin(){
var ua= navigator.userAgent;
var winWidth =700;
var winHeight=620;
	if(ua.indexOf("MSIE",0)>=0){
		window.resizeTo(winWidth,winHeight);
	}else if(ua.indexOf("Netscape6",0)>=0||ua.indexOf("Mozilla/4",0)>=0){
		window.outerWidth = winWidth;
		window.outerHeight = winHeight;
	}
}

function showhide(id, myHeight){
    if(myHeight == 0){
		document.getElementById(id).style.overflow = "hidden";
		document.getElementById(id).style.height = "0";
		document.buy.busyo.value = "";
		document.buy.zip2.value = "";
		document.buy.addr21.value = "";
		document.buy.addr22.value = "";
		document.buy.addr23.value = "";
		document.buy.tel2.value = "";
      }else{
        document.getElementById(id).style.overflow = "visible";
		document.getElementById(id).style.height = myHeight;
      }

}

function showhide2(id, myHeight){
    if(myHeight == 0){
		document.getElementById(id).style.overflow = "hidden";
		document.getElementById(id).style.height = "0";
		document.buy.cardtext.value = "";
      }else{
        document.getElementById(id).style.overflow = "visible";
		document.getElementById(id).style.height = myHeight;
      }

}

function showhide3(id, myHeight){
    if(myHeight == 0){
		document.getElementById(id).style.overflow = "hidden";
		document.getElementById(id).style.height = "0";
		document.buy.noshitext.value = "";
      }else{
        document.getElementById(id).style.overflow = "visible";
		document.getElementById(id).style.height = myHeight;
      }

}