﻿/*
    This file will attempt to set a cookie, which we can then check the cookie to verify
    that the client has javascript enabled.  Just include this in the page you want to
    check, then call Client.JavaScriptEnabled to check it. - B.Schroeder 7.08
*/
window.onload = function() 
{
    Set_Cookie('jsEnabled', 'true', 1, '', '', '');
}

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" : "" );
}


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;
	}
}	

// this deletes the cookie when called
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";
}
	