function init()
{
    if (self.parent.frames.length != 0)
	    self.parent.location=document.location;

    //************
    document.forms[0].User.value = getCookie('username');
    //************
    
    if (document.forms[0].User.value.length > 0)
        document.forms[0].Password.focus();
    else
        document.forms[0].User.focus();        
}


function validFunc()
{
    if(document.forms[0].User.value =="")
    {
        alert("لطفاً نام کاربری را وارد کنید.");
        document.forms[0].User.focus();
        return false;
    }
    if(document.forms[0].Password.value =="")
    {
        alert("لطفاً کلمه عبور را وارد کنید.");
        document.forms[0].Password.focus();
        return false;
    }

    var myAction = "http://mail.nit.ac.ir:3000/WorldClient.dll?View=Main";
    var myTe = "";
    if (document.forms[0].cmbEmail.selectedIndex==0)
    {
        myAction = "http://mail.nit.ac.ir:3000/WorldClient.dll?View=Main";
        myTe = "@nit.ac.ir";
    }
    if (document.forms[0].cmbEmail.selectedIndex == 1)
    {
        myAction = "http://mail.stu.nit.ac.ir:3000/WorldClient.dll?View=Main";
        myTe = "@stu.nit.ac.ir";
    }


    var myEM = document.forms[0].User.value;

    document.forms[0].User.value = document.forms[0].User.value + myTe;
    /*
    alert(document.forms[0].User.value);
    return false;
    */
    
    /**/    
    document.forms[0].action = myAction;

    setCookie('username', myEM, 365);
    return true;
    
}

//*************************

function getCookie(c_name)
{
    if (document.cookie.length>0)
      {
          c_start=document.cookie.indexOf(c_name + "=");
          if (c_start!=-1)
          {
            c_start=c_start + c_name.length+1;
            c_end=document.cookie.indexOf(";",c_start);
            if (c_end==-1) c_end=document.cookie.length;
                return unescape(document.cookie.substring(c_start,c_end));
          }
      }
    return "";
}

function setCookie(c_name,value,expiredays)
{
    var exdate=new Date();
    exdate.setDate(exdate.getDate()+expiredays);
    document.cookie=c_name+ "=" +escape(value)+
    ((expiredays==null) ? "" : ";expires="+exdate.toGMTString());
}

function checkCookie()
{
    username=getCookie('username');
    if (username!=null && username!="")
    {
        alert('Welcome again '+username+'!');
    }
    else
    {
        username=prompt('Please enter your name:',"");
        if (username!=null && username!="")
        {
            setCookie('username',username,365);
        }
    }
}