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 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 eraseCookie(c_name) {
	setCookie(c_name,"",-1);
}

/*
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);
    }
  }
}
*/

function change() {
	player=getCookie("player");
	if (player==2 || player=='')
	  {
		setCookie("player", 1,365);
	  }
	else
	  {
		eraseCookie("player");
		setCookie("player", 2,365);
	  }
}