function getRootPath() { 
    var curWwwPath = window.document.location.href; 
    var pathName = window.document.location.pathname;  
//    console.log(pathName);
    var pos = curWwwPath.indexOf(pathName); 
    var localhostPath = curWwwPath.substring(0, pos);  
    // 这种写法,限制项目名称必须包含gamesys,wg
    var projectName = pathName.substring(0, pathName.substr(0).lastIndexOf('gamesys/'))+'gamesys/';
//    console.log(projectName);
     projectName = projectName.substring(0, projectName.substr(0).lastIndexOf('/') + 1); 
    return localhostPath+projectName;
}

function getProviderUrl(tag){
	return getRootPath() + "app/providers/" + tag + ".php";
}

/**
 * 获取cookies
 * @param {Object} name
 */
function getCookie(key){  
    var arr = document.cookie.match(new RegExp("(^| )"+key+"=([^;]*)(;|$)"));  
    if(arr != null){  
     	return unescape(arr[2]);   
    }else{  
     	return null;  
    }
}

/**
 * 向服务端post数据
 * @param {Object} url
 * @param {Object} body
 * @param {Object} suc
 */
function post(url, body, suc){
	body.account = getCookie("account");
	$.ajax({
		type:"post",
		url:url,
		async:true,
		data:body,
		success:function(token){
        	// 解析回传的数据
        	//alert(token);
        	token = JSON.parse(token);
        	if(token.err==0){
        		suc(token.data);
        	}else{
        		onError(token);
        	}
      	}
	});
}

function onError(token){
	if(token.err == 6001){
		alert(token.errMsg);
		location.href = "login.html";
	}
}