<!--
//	$Id: common.js 693 2005-05-09 04:33:14Z alistair $
//	$URL: svn://svn.mettro/mettro/CIL/fowler/www/js/common.js $  

	// :::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: BEGIN COOKIE HANDLING


	function e(id)  
	{
		return document.getElementById(id)?document.getElementById(id):false;
	}   

	/**
	 * Sets a Cookie with the given name and value.
	 *
	 * name       Name of the cookie
	 * value      Value of the cookie
	 * [expires]  Expiration date of the cookie (default: end of current session)
	 * [path]     Path where the cookie is valid (default: path of calling document)
	 * [domain]   Domain where the cookie is valid
	 *              (default: domain of calling document)
	 * [secure]   Boolean value indicating if the cookie transmission requires a
	 *              secure transmission
	 */
	
	 	function isIe(){
			return (navigator.appName.indexOf ("Microsoft") != -1) ? true : false;
		}
		
		function isMac(){
			return (navigator.appVersion.indexOf("Mac") != -1) ? true: false;
		}
			
			
	function setCookie(name, value, expires, path, domain, secure)
	{
	   var expires = new Date();
	   var dy = Math.min(expires.getDate(),28);
	   var mnth = (expires.getMonth()==11)?0:expires.getMonth()+1;
	   var yr = (mnth==0)?expires.getFullYear()+1:expires.getFullYear();
	   expires.setFullYear(yr,mnth,dy);
	   
	   var cookie_str = name + "=" + escape(value) +
        ((true) ? "; expires=" + expires.toGMTString() : "") +
        ((path) ? "; path=" + path : "") +
        ((domain) ? "; domain=" + domain : "") +
        ((secure) ? "; secure" : "");
		
	  document.cookie=cookie_str;
	}
	//alert(String("25/12/3000").toGMTString()) ;
	/**
	 * Gets the value of the specified cookie.
	 *
	 * name  Name of the desired cookie.
	 *
	 * Returns a string containing value of specified cookie,
	 *   or null if cookie does not exist.
	 */
	function getCookie(name)
	{
		var dc = document.cookie;
		var prefix = name + "=";
		var begin = dc.indexOf("; " + prefix);
		if (begin == -1)
		{
			begin = dc.indexOf(prefix);
			if (begin != 0) return null;
		}
		else
		{
			begin += 2;
		}
		var end = document.cookie.indexOf(";", begin);
		if (end == -1)
		{
			end = dc.length;
		}
		return unescape(dc.substring(begin + prefix.length, end));
	}
	
	/**
	 * Deletes the specified cookie.
	 *
	 * name      name of the cookie
	 * [path]    path of the cookie (must be same as path used to create cookie)
	 * [domain]  domain of the cookie (must be same as domain used to create cookie)
	 */
	function deleteCookie(name, path, domain)
	{
		if (getCookie(name))
		{
			document.cookie = name + "=" + 
				((path) ? "; path=" + path : "") +
				((domain) ? "; domain=" + domain : "") +
				"; expires=Thu, 01-Jan-70 00:00:01 GMT";
		}
	}
	
		
	function flashIsPresent(){
				
	}
	
	// :::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: END COOKIE HANDLING




//-->