//****** CHEQUEO DE PLATAFORMAS SOBRE LA QUE SE EJECUTA EL NAVEGADOR 
var version = navigator.appVersion.charAt(0);

if (navigator.appName.indexOf('Microsoft') != -1)
{
	var isIE = true;
	var isNS = false;
	var isMoz = false;	
} 
else if ((navigator.appName.indexOf('Netscape') != -1) && (version == 4))
{
		var isNS = true;
		var isIE = false;
		var isMoz = false;		
} 
else if ((navigator.appName.indexOf('Netscape') != -1) && (version >= 5))
{
		var isNS = false;
		var isIE = false;
		var isMoz = true;		
}

var isWin = navigator.userAgent.indexOf("Win") != -1;
var isMac = navigator.userAgent.indexOf("Mac") != -1;
var isUnix = navigator.userAgent.indexOf("X11") != -1;

/* Make a combo variable to identify */
var iBPmix = 0;

if (isWin) {
	if (isIE) iBPmix = 1;
	if (isNS) iBPmix = 2;
}

if (isMac) {
	if (isIE) iBPmix = 3;
	if (isNS) iBPmix = 4;
}