//document script
//<![CDATA[
function documentObj(objID) {
	if (document.getElementById(objID)) {
		return document.getElementById(objID);
	}
}

/*
 * objID - 琛ㄥ崟ID 
 * iframeName - 妗嗘灦鍚� 
 * url - 鎻愪氦鍒扮殑鐪熷疄url 
 * direction - 璺宠浆鍒板彟涓�url
 */
function frameSubmit(objID, iframeName, url, direction) {
	documentObj(objID).action = url + ".php";
	documentObj(objID).target = iframeName;
	documentObj(objID).submit();
	if (direction) {
		setInterval(function () {
			window.location.href = direction + ".php";
		}, 2000)
	}
}

function addToCart (objID, iframeName, url, direction) {
	if ( parseInt(documentObj('quantity').value) > parseInt(documentObj('mod_pro_num').value)) {
		show_hide_obj("logMSG", 1);
		return false;
	}
	frameSubmit(objID, iframeName, url, direction);
}

function modeCart(url, value) {
	window.location.href = url + ".php?" + value;
}
// ]]>