/*
Most of the follow script was from http://techpatterns.com/downloads/javascript_cookies.php
Version 1.1.2
Last Update: 5 November 2009
*/

// Inobtrusive (no "body" tag required) call to function
/* removed for tunnel page
window.onload=Check_Facility;
*/

function Check_Facility() {
	var facility = Get_Cookie('facility');
	if (facility == null) {
		if (confirm("Hello,\n\nYou are viewing HC Lindsay Funeral Home by default.\n\nIf you wish to switch to Serenity Funeral Home,\nplease click \'Okay\'. Otherwise, click \'Cancel\'.\n\nCookies are required.")){
			Set_Cookie('facility','serenity', 14,'/','','' );
		}else{
			Set_Cookie('facility','lindsay', 14,'/','','' );
    	}
	}
}

// usage example: Set_Cookie( 'facility', 'name', 14, '/', '', '' );
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" : "" );
}

//usage: This will retrieve the cookie by name, if the cookie does not exist, it will return false,
//so you can do things like if ( Get_Cookie( 'your_cookie' ) ) do something. 
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;
	}
}

// usages: Delete_Cookie('cookie name', '/', '') and the cookie will be deleted. Remember to
// match the cookie name, path, and domain to what you have it in Set_Cookie exactly, or you may get some very hard to diagnose errors. 
function Delete_Cookie( name, path, domain ) {
	if ( Get_Cookie( name ) ) document.cookie = name + "=" +
		( ( path ) ? ";path=" + path : "") +
		( ( domain ) ? ";domain=" + domain : "" ) +
		";expires=Thu, 01-Jan-1970 00:00:01 GMT";
}