function zoomPhoto(newCls) {
	var clsName = Element.classNames("itemPhotoArea");
	var clsNameArray = new Array();
	clsNameArray = $A(clsName);
	Element.removeClassName("itemPhotoArea", clsNameArray[1]);
	Element.addClassName("itemPhotoArea", newCls);
}

function changeDispAddFormItem(flg) {
	var box = $("additionalInputBox");
	var btn = $("formSearchBtn");
	var swtOn  = $("switchOn");
	var swtOff = $("switchOff");
	if (flg) {
		Element.setStyle(box,    {display:"block"});
		Element.setStyle(btn,    {backgroundImage:"none"});
		Element.setStyle(swtOn,  {display:"none"});
		Element.setStyle(swtOff, {display:"block"});
	} else {
		Element.setStyle(box,    {display:"none"});
		Element.setStyle(btn,    {backgroundImage:"url(/knitnavi/images/bg_bold_box_bt.gif)"});
		Element.setStyle(swtOn,  {display:"block"});
		Element.setStyle(swtOff, {display:"none"});
	}
}