function strstr( haystack, needle, bool ) {
    var pos = 0;
    
    haystack += '';
    pos = haystack.indexOf( needle );
    if (pos == -1) {
        return false;
    } else{
        if( bool ){
            return haystack.substr( 0, pos );
        } else{
            return haystack.slice( pos );
        }
    }
}

function Get_Cookie( check_name ) {
	// first we'll split this cookie up into name/value pairs
	// note: document.cookie only returns name=value, not the other components
	var a_all_cookies = document.cookie.split( ';' );
	var a_temp_cookie = '';
	var cookie_name = '';
	var cookie_value = '';
	var b_cookie_found = false; // set boolean t/f default f

	for ( i = 0; i < a_all_cookies.length; i++ )
	{
		// now we'll split apart each name=value pair
		a_temp_cookie = a_all_cookies[i].split( '=' );


		// and trim left/right whitespace while we're at it
		cookie_name = a_temp_cookie[0].replace(/^\s+|\s+$/g, '');

		// if the extracted name matches passed check_name
		if ( cookie_name == check_name )
		{
			b_cookie_found = true;
			// we need to handle case where cookie has no value but exists (no = sign, that is):
			if ( a_temp_cookie.length > 1 )
			{
				cookie_value = unescape( a_temp_cookie[1].replace(/^\s+|\s+$/g, '') );
			}
			// note that in cases where cookie is initialized but no value, null is returned
			return cookie_value;
			break;
		}
		a_temp_cookie = null;
		cookie_name = '';
	}
	if ( !b_cookie_found )
	{
		return null;
	}
}

var rurl = unescape(window.location.pathname);
function refresh_entire_site()
{
    window.location.replace( rurl );
}

function setCookie( name, value, expires, path, 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 : "" ) +
	( ( secure ) ? ";secure" : "" );
}

function check_opener() {
	if (opener) {
		var opener_name = window.opener.document.URL;
		if(!strstr(opener_name, "extranet")) {
			return;
		}
		var this_refresh;
		this_refresh=0;
		if(Get_Cookie("extranet_basket")!=1) {
			this_refresh=1;
		}
		setCookie("extranet_basket", 1, 1, "/", 0);
		if(this_refresh) {
			refresh_entire_site();
		}
		
	} else {
		var this_refresh;
		this_refresh=0;
		if(Get_Cookie("extranet_basket")==1) {
			this_refresh=1;
		}
		setCookie("extranet_basket", 0, -100, "/", 0);
		if(this_refresh) {
			refresh_entire_site();
		}
	}
}
check_opener();