var r = document.referrer
var url = document.location
url = String(url)

//set cookie domain
if (url.match(/twinoak/i)) var cookieDomain=".ppg.twinoak.net";
	else var cookieDomain=".propointgraphics.com";

//if not an internal refer, look for referrer
if (!r.match(/twinoak/i) && !r.match(/propointgraphics/i)) {
		if (r) Set_Cookie("PPGrefer",decodeURI(r),30,"/",cookieDomain,false);
} 
//if there is a source URL param, put it in a cookie

//var pat1="/source=(.*)[#&]/i";

if (result=url.match(/source=(.*)/i)) { 
	Set_Cookie("PPGsource",result[1],30,"/",cookieDomain,false);
	}

if (result=url.match(/s=(.*)/i)) { 
	Set_Cookie("PPGsamp",result[1],30,"/",cookieDomain,false);
	}


function Set_Cookie( name, value, expires, path, domain, secure ) 
{
// set time, it's in milliseconds
var today = new Date();
today.setTime( today.getTime() );

/*
if the expires variable is set, make the correct 
expires time, the current script below will set 
it for x number of days, to make it for hours, 
delete * 24, for minutes, delete * 60 * 24
*/
if ( expires )
{
expires = expires * 1000 * 60 * 60 * 24;
}
var expires_date = new Date( today.getTime() + (expires) );

document.cookie = name + "=" +escape( value ) +
( ( expires ) ? ";expires=" + expires_date.toGMTString() : "" ) + 
( ( path ) ? ";path=" + path : "" ) + 
( ( domain ) ? ";domain=" + domain : "" ) +
( ( secure ) ? ";secure" : "" );
}