/*------------------------------------------------------------------------------*\
 * browser.js                                                                   *
 * Browser sniffing script.                                                     *
\*------------------------------------------------------------------------------*/

function SniffBrowser()
{   // convert all characters to lowercase to simplify testing
    var agt=navigator.userAgent.toLowerCase()
	
    // --- BROWSER VERSION ---
    this.major = parseInt(navigator.appVersion)
    this.minor = parseFloat(navigator.appVersion)-this.major

    this.nav  = ((agt.indexOf('mozilla')!=-1) && ((agt.indexOf('spoofer')==-1)
                && (agt.indexOf('compatible') == -1)))
    this.nav2 = (this.nav && (this.major == 2))
    this.nav3 = (this.nav && (this.major == 3))
    this.nav4 = (this.nav && (this.major == 4))
	
	//Netscape 6
	this.nav5 =	(this.nav && (this.major == 5))
	this.nav6 = (this.nav && (this.major == 5))
	this.gecko = (this.nav && (this.major >= 5))

    this.ie   = (agt.indexOf("msie") != -1)
    this.ie3  = (this.ie && (this.major == 2))
    this.ie4  = (this.ie && (this.major == 3))
    this.ie5  = (this.ie && (this.major == 4))


    this.opera = (agt.indexOf("opera") != -1)
     
    this.nav4up = this.nav && (this.major >= 4)
    this.ie4up  = this.ie  && (this.major >= 4)

    this.dom = (document.getElementsById != 'undefined');
}


var is = new SniffBrowser();