var JGCookie = {
  date: new Date(),
  set: function(name, content, days) {
    var expires = "";
    if(days) {
	  this.date.setTime(this.date.getTime()+(days*24*60*60*1000));
      expires = this.date.toGMTString() + "; ";
	}
	document.cookie = name + "=" + content + "; " + expires + "path=/";
	return true;
  },
  get: function( name ) {
  	var nameE = name + "=";
	var cookies = document.cookie.split(";");
	for(var i = 0, Cookie; Cookie = cookies[i]; i++) {
	  while(Cookie.charAt(0) == " ") {
	  	Cookie = Cookie.substring(1,Cookie.length);
	  }
	  if(Cookie.indexOf(nameE) == 0) {
	  	return Cookie.substring(nameE.length,Cookie.length);
	  }
	}
	return false;
  },
  unset: function( name ) {
  	this.set(name, "", -1);
  	return true;
  }
}

var scriptName;

function setCookieNameScroll(v) {
  scriptName = v;
}

function setScrollY() { 
  var y = document.body.scrollTop;
  JGCookie.set(scriptName, y, 1);   
}
  
function getScrollY() {
  var gy = parseInt(JGCookie.get(scriptName));
  if (gy!=0) {
    document.body.scrollTop = gy;   
  }
}

window.document.onclick=setScrollY;  
window.onload = getScrollY;