function Get_Cookie(name) {
	var start = document.cookie.indexOf(name + "=");
	var len = start + name.length + 1;

	if((!start) && (name != document.cookie.substring(0, name.length)))
	{

		return null;

	}

	if(start == -1 ) return null;

	var end = document.cookie.indexOf(";", len);
	if ( end == -1 ) end = document.cookie.length;

	return unescape( document.cookie.substring( len, end ) );
}

function setSession(name, platform){

	var cookieVal = Get_Cookie(name);
	
	if(cookieVal == null){
	
		cookieVal = "";
		
	}
	var theCookie = name + "=" + cookieVal + platform.toUpperCase() + "|; path=/; Domain=n4g.com";
	//alert(theCookie);
	document.cookie=theCookie;
	
}

function getSession(name, platform){
	
	var cookieVal = Get_Cookie(name);
	
	if(cookieVal != null){

		var result = cookieVal.split("|");
		var doesPlatformExist = false;
		for(var i=0; i < result.length; i++){
					
			if(result[i].toUpperCase() == platform.toUpperCase()){
				
				doesPlatformExist = true
				break;
				
			}		
		}
				
	}
	
	if(doesPlatformExist == true){
	
		return 'true';
		
	}else{
	
		return 'false';
	
	}
	
}

function setISTSession(platform){
	
	setSession("ist", platform);

}

function getISTSession(platform){

	return getSession("ist", platform);
	
}