var preload_spinner_image = new Image();
preload_spinner_image.src = "http://www.boomkat.com/images/digital/spinner.gif";
var preload_incrate_image = new Image();
preload_incrate_image.src = "http://www.boomkat.com/images/digital/in_crate.gif";

function jumpTo(dd) {
  var url = dd.options[dd.selectedIndex].value;
  if (url != '') self.location = url;
}

// Great Javascript cookie functions from - http://www.quirksmode.org/js/cookies.html
function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else var expires = "";
  document.cookie = name+"="+value+expires+"; path=http://www.boomkat.com/";
}

function readCookie(name) {
  var nameEQ = name + "=";
  var ca = document.cookie.split(';');
  for(var i=0;i < ca.length;i++) {
    var c = ca[i];
    while (c.charAt(0)==' ') c = c.substring(1,c.length);
    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
  }
  return null;
}

function eraseCookie(name) {
  createCookie(name,"",-1);
}

// Account navigation
function selectAccountNav(index) {
  var tabs = ["nav_search","nav_myboomkat","nav_newsletter"];
  var selected = tabs[index];
  
  // Hide all
  tabs.each(function(tab) {
    $(tab).hide();
  });
  
  // Show specified
  $(selected).show();
  
  // Special actions
  switch(selected) {
    case "nav_myboomkat":
      var username = readCookie("username");
      if (username != null) {
        $("username").value = username;
        $("password").focus();
      } else {
        $("username").focus();
      }
      break;
    case "nav_newsletter":
      var f = $("subscription_email");
      
      if (f.value.length == 0) {
        f.value = "Your email here";
        f.addClassName("faded");
        f.onclick = function() {
          this.value = "";
          this.className = "";
          delete this.onclick;
        }
      } else {
        f.focus();
      }
      
      break;
  }
  
  return false;
}

function ajax_buy_mp3(elem, id) {
  Element.replace(elem, '<img src="http://www.boomkat.com/images/digital/spinner.gif" alt="Adding to your cart" />');
  new Ajax.Request('http://www.boomkat.com/crate_mp3_ajax_add.cfm', { asynchronous: true, evalScripts: true, parameters: 'id=' + id } );
}

function ajax_mp3_items() {
  new Ajax.Request('http://www.boomkat.com/crate_ajax_mp3_items.cfm', { asynchronous: true, evalScripts: true } );
}