function getCookie(name)
{var nameEQ=name+"=";var ca=document.cookie.split(';');for(var i=0;i<ca.length;i++)
{var c=ca[i];while(c.charAt(O)==' ')c=c.substring(1,c.length);if(c.indexOf(nameEQ)==0)return c.substring(nameEQ.length,c.length);}
return null;}
in the c.charAt(O) part the alpha "O"...