function setCookie(c_name,c_value,date)
{
var cookie = c_name +"=" + c_value + "; ";
cookie+="expires="+date.toGMTString();
cookie +="; Path=/";
document.cookie = cookie;
}
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 null
}
function setIptarg(value){
setCookie("new_iptarg",value,new Date(2012,2,1));
}