<script language="JavaScript1.1" type="text/javascript">  
function setCookie(c_name,value)
{ 
var exdate=new Date();
exdate.setDate(exdate.getDate()+1);
exdate.setHours(0,0,0);
document.cookie=c_name+ "=" +escape(value)+";expires="+exdate.toGMTString(); 
}
function getCookie(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 "";
}

quotes = new Array(19);
no = Math.floor(Math.random() * quotes.length); 
if(getCookie("no")=="")
setCookie("no",no);
else
no=getCookie("no");

<!--  
quotes[0] = '<img src="http://www.site.com/gununarkadasi/suna.jpg" alt="Suna Karagöz" width="125" height="125">'; 
quotes[1] = '<img src="http://www.site.com/gununarkadasi/sinan.jpg" alt="Sinan Özdemir" width="125" height="125">'; 
quotes[2] = '<img src="http://www.site.com/gununarkadasi/safak.jpg" alt="Şafak Yıldız" width="125" height="125">'; 
quotes[3] = '<img src="http://www.site.com/gununarkadasi/ozgurabi.jpg" alt="Özgür Aygün" width="125" height="125">'; 
quotes[4] = '<img src="http://www.site.com/gununarkadasi/muratabi.jpg" alt="Murat Kakar" width="125" height="125">'; 
quotes[5] = '<img src="http://www.site.com/gununarkadasi/mertdx.jpg" alt="Mert Dx" width="125" height="125">'; 
quotes[6] = '<img src="http://www.site.com/gununarkadasi/guvenabi.jpg" alt="Güven Abi" width="125" height="125">'; 
quotes[7] = '<img src="http://www.site.com/gununarkadasi/gulsen.jpg" alt="Gülşen Özyurt" width="125" height="125">'; 
quotes[8] = '<img src="http://www.site.com/gununarkadasi/esra.jpg" alt="Esra Arslan" width="125" height="125">'; 
quotes[9] = '<img src="http://www.site.com/gununarkadasi/emrebozkurt.jpg" alt="Emre Bozkurt" width="125" height="125">'; 
quotes[10] = '<img src="http://www.site.com/gununarkadasi/emreboran.jpg" alt="Emre Boran" width="125" height="125">'; 
quotes[11] = '<img src="http://www.site.com/gununarkadasi/ekrem.jpg" alt="Ekrem Koçaslan" width="125" height="125">'; 
quotes[12] = '<img src="http://www.site.com/gununarkadasi/ediz.jpg" alt="Ediz Orhun Abeş" width="125" height="125">'; 
quotes[13] = '<img src="http://www.site.com/gununarkadasi/cansuaydin.jpg" alt="Cansu Aydın" width="125" height="125">'; 
quotes[14] = '<img src="http://www.site.com/gununarkadasi/cansu.jpg" alt="Cansu Sebze" width="125" height="125">'; 
quotes[15] = '<img src="http://www.site.com/gununarkadasi/caner.jpg" alt="Caner Tığlı" width="125" height="125">'; 
quotes[16] = '<img src="http://www.site.com/gununarkadasi/canan.jpg" alt="Canan Karakartal" width="125" height="125">'; 
quotes[17] = '<img src="http://www.site.com/gununarkadasi/basak.jpg" alt="Başak Özdemir" width="125" height="125">'; 
quotes[18] = '<img src="http://www.site.com/gununarkadasi/aycan.jpg" alt="Aycan Terlemez" width="125" height="125">'; 
quotes[19] = '<img src="http://www.site.com/gununarkadasi/ali.jpg" alt="Ali Kaya Arı" width="125" height="125">'; 

document.write(quotes[no]);
// --> 
</script>