// ..................................................................

function Browser() 
{                                         
	this.dom = document.getElementById?1:0;
	this.ie4 = (document.all && !this.dom)?1:0;
	this.ns4 = (document.layers && !this.dom)?1:0;
	this.ns6 = (this.dom && !document.all)?1:0;
	this.ie5 = (this.dom && document.all)?1:0;
	this.ok = this.dom || this.ie4 || this.ns4;
	this.platform = navigator.platform;

	this.ie = (this.ie5) ? 1 : 0;
	this.ns = (this.ns6 || this.name=="Netscape") ? 1 : 0;
	this.opera = (window.opera)?1:0;

	this.name = navigator.appName;
	this.version = parseFloat(navigator.appVersion);
	if (!this.opera && this.name == "Microsoft Internet Explorer" && navigator.userAgent.indexOf("MSIE 6.0") != -1)
	{
		this.version = 6;
	}
	else if (!this.opera && this.name == "Microsoft Internet Explorer" && navigator.userAgent.indexOf("MSIE 5.5") != -1)
	{
		this.version = 5.5;
	}
	else if (this.opera && navigator.userAgent.indexOf("Opera 7") != -1)
	{
		this.version = 7;
	}
	else if (this.opera && navigator.userAgent.indexOf("Opera/6") != -1)
	{
		this.version = 6;
	}
	this.ie6 = (this.ie && this.version > 5) ? true : false;
	this.png = (this.ie6 || this.opera) ? true : false;
}

// ..................................................................

var browser = new Browser();
var version = parseInt(browser.version);
if (browser.opera)
	document.write("<link rel=\"stylesheet\" media=\"all\" type=\"text/css\" href=\"styles-opera.css\" />");
if (browser.ns)
	document.write("<link rel=\"stylesheet\" media=\"all\" type=\"text/css\" href=\"styles-netscape.css\" />"); 

// ..................................................................