// JScript File

function putInCart(butiksURL, book_id, antal_box)
{

var antal = document.getElementById(antal_box).value;

if(antal<=0)
{
    alert("Antal behöver vara minst 1");
}

else
{
//alert("Lägg i kundvagn " + antal);

if (getCookie("userInfo") != "")
{
addIntoCookie("userInfo","bookId="+book_id+"&bookNo="+antal,1,getCookie("userInfo"))
}
else
{
setCookie("userInfo","bookId="+book_id+"&bookNo="+antal,1)
}

   //return false;
   
   document.location = butiksURL;
}

}




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+ "=" + value + "|" +
((expiredays==null) ? "" : ";expires="+exdate.toGMTString())+";path=/";
}

function addIntoCookie(c_name,value,expiredays,current_value)
{
var exdate=new Date();
exdate.setDate(exdate.getDate()+expiredays);

value = current_value + value + "|";
document.cookie=c_name+ "=" + value +
((expiredays==null) ? "" : ";expires="+exdate.toGMTString())+";path=/";
}

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);
    }
  }
}