function setzCookie(c_name,value,expiredays)
{
var exdate=new Date();
exdate.setDate(exdate.getDate()+expiredays);
document.cookie=c_name+ "=" +escape(value)+
((expiredays==null) ? "" : ";expires="+exdate.toGMTString()+";path=/");
}

function getzCookie(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 "";
}
/**
 *
 * @access public
 * @return void
 **/
function dementia_get(font_sizer)
{
	if(font_sizer=='small')
	{
		setzCookie('theme','small',30)
		document.getElementById('dementia_small').src=themepath+'small_active.png'
		document.getElementById('dementia_medium').src=themepath+'medium_inactive.png'
		document.getElementById('dementia_large').src=themepath+'large_inactive.png'
	}
	if(font_sizer=='medium')
	{
		setzCookie('theme','medium',30)
		document.getElementById('dementia_small').src=themepath+'small_inactive.png'
		document.getElementById('dementia_medium').src=themepath+'medium_active.png'
		document.getElementById('dementia_large').src=themepath+'large_inactive.png'
	}
	if(font_sizer=='large')
	{
		setzCookie('theme','large',30)
		document.getElementById('dementia_small').src=themepath+'small_inactive.png'
		document.getElementById('dementia_medium').src=themepath+'medium_inactive.png'
		document.getElementById('dementia_large').src=themepath+'large_active.png'
	}
	location.reload();
}
var fred=getzCookie('theme')
//alert ("fred");