var head_ck = new Object(); 
var head_ck_name = "mitscomponent_ver";
var head_ck_domain = "mitscomponent.com";

function $(e){
    return document.getElementById(e);
}

function $$(e){
    return document.getElementsByName(e);
}

function reload_vcode(){
    var vcode_str = '<img src=\"../vcode.php?t=' + new Date()+'\" height="20" width="62" border="0" onClick="javascript:reload_vcode();" id="vcode" alt="换一张图片看看"/>'; 
    $("vcodeimg").innerHTML = vcode_str;
}

function setCheck(ids,value){
    var obj = document.getElementsByName(ids);
    for(var i=0;i<obj.length;i++) {
        if(obj[i].value == value) {
            obj[i].checked = true;
            return;
        }
    }
}

head_ck.set = function(name , ck){
    var exp = new Date();
    exp.setTime(exp.getTime() + 3600 * 24 * 60 * 30);
    var str = name + "="+escape(ck);
    str+="; expires="+exp.toGMTString(); 
    str+="; path=/";
    str+="; domain="+head_ck_domain;
    document.cookie=str;
}

head_ck.get = function(str){
    var ck_array = document.cookie.split(";");
    for(var i=0;i<ck_array.length;i++){
        t_ck = ck_array[i].split("=");
        if(t_ck[0].indexOf(str)!=-1){
            return t_ck[1];
        }
    }
    return "";
}

function setVer(type){
     head_ck.set(head_ck_name,type);
     return true;
}