function PopupWindow(href, w, h, settings, offsett, offsetl) 
{
	offsett = (offsett) ? offsett:0;
	offsetl = (offsetl) ? offsetl:0;
	leftpos = (screen.width) ? (screen.width/2)-(w/2) : 0;
	toppos = (screen.height) ? (screen.height/2)-(h/2) : 0;
	settings = 'height='+h+',width='+w+',top='+(toppos+offsett)+',left='+(leftpos+offsetl)+','+settings;
	return window.open(href, 'popupwindow'+Math.floor(Math.random() * 10000), settings)
}
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;
}