function getCookie(name){
    var mycookie = document.cookie;
    var start1 = mycookie.indexOf(name + "=");
    if (start1 == -1) 
        return null;
    else {
        start = mycookie.indexOf("=", start1) + 1;
        var end = mycookie.indexOf(";", start);
        if (end == -1) {
            end = mycookie.length;
        }
        var value = unescape(mycookie.substring(start, end));
        if (value == null) {
            return null;
        }
        else {
            return value;
        }
    }
}
function setCookie(name, value){
	var str = name + "=" + escape(value) + "; domain="+domainName+";";
    document.cookie = str;
}
function showLogin(id){
	var userName=getCookie("userName");
	var userLogined=getCookie("userLogined");
	if(userName && userLogined)
		document.getElementById(id).innerHTML="<strong>"+getCookie("testcookie")+"</strong>&nbsp;&nbsp;|&nbsp;&nbsp;<strong>\u4e2a\u4eba\u4fe1\u606f\u4e2d\u5fc3</strong>&nbsp;&nbsp;|&nbsp;&nbsp;<a href=\"#\">\u6211\u6d4f\u89c8\u8fc7\u7684\u804c\u4f4d</a>&nbsp;&nbsp;|&nbsp;&nbsp;<a href=\"#\" >\u9000\u51fa</a>";

}