var PhotoArray = new Array ('1','2','3');;

function ChangePhoto(GID,No){
	document.images['Photo'].src = "http://ds.brand-oroshi.jp/" + "goods_img/0001/" + GID + "."  + No + ".jpg";
}
function ChangeButton(GID){	
	var SRCStrings = document.images['Photo'].src;
	SRCArray = SRCStrings.split("/");
	SRSCArrayNum = SRCArray.length;
	FileName = SRCArray[SRSCArrayNum -1];
	FileNameArray = FileName.split(".");
	NowPhotoNo = FileNameArray[1];
	PhotoArrayNum = PhotoArray.length;
	var NextNo = 0;
	var NextNum = 0;
	for(i=0;i<PhotoArrayNum;i++){
		if(NowPhotoNo == PhotoArray[i]){
			NextNum = i + 1;
			break;
		}
	}
	NextNo = PhotoArray[NextNum];
	if(NextNo == void(0)){
		NextNo = PhotoArray[0];	
	}
	document.images['Photo'].src = "http://ds.brand-oroshi.jp/" + "goods_img/0001/" + GID + "."  + NextNo + ".jpg";
}