function checkdata()
{
	var id1=document.getElementById("username");
	var id2=document.getElementById("password");
	if(id1.value=="")
	{
		alert("Username is required");
		id1.focus();
		return false;
	}
	if(id2.value=="")
	{
		alert("Password is required");
		id2.focus();
		return false;
	}
	if((id1.value=="293038") && (id2.value=="as93iskd0s"))
	{
		setCookie("username",id1.value,1);
		document.getElementById("login").style.display="none";
		document.getElementById("profile").style.display="";
		window.location="members.html";
	}
	else
	{
		alert("invalid username or password");
		document.getElementById("login").style.display="";
		document.getElementById("profile").style.display="none";
	}
	return false;
}
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!="")
{
	document.getElementById("login").style.display="none";
	document.getElementById("profile").style.display="";
}
else 
{
	document.getElementById("login").style.display="";
	document.getElementById("profile").style.display="none";
}
  
}
function logout()
{
	setCookie("username","",1);
	document.getElementById("login").style.display="";
	document.getElementById("profile").style.display="none";
}
function checkCookieuser()
{
	username=getCookie('username');
	if (username!=null && username!="")
	{
		document.getElementById("login").style.display="none";
		document.getElementById("profile").style.display="";
	}
	else 
	{
		window.location="index.html"
	}
}