// browser definitions these are used globally 

var agt=navigator.userAgent.toLowerCase(); 


var is_major = parseInt(navigator.appVersion); 
var is_minor = parseFloat(navigator.appVersion); 


var is_nav  = ((agt.indexOf('mozilla')!=-1) && (agt.indexOf('spoofer')==-1) 
            && (agt.indexOf('compatible') == -1) && (agt.indexOf('opera')==-1) 
            && (agt.indexOf('webtv')==-1));
var is_nav4up = (is_nav && (is_major >= 4 && is_major < 5));
var is_nav6 = (is_nav && (is_major >= 5 ));
var is_opera = (agt.indexOf('opera') != -1);  
var is_ie   = (agt.indexOf("msie") != -1); 
var is_ie3  = (is_ie && (is_major < 4)); 
var is_ie4  = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.0")==-1) );
var is_ie4up  = (is_ie  && (is_major >= 4));
var is_ie5  = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.0")!=-1) );  
var is_ie5up  = (is_ie  && !is_ie3 && !is_ie4);  


var is_win   = ( (agt.indexOf("win")!=-1) || (agt.indexOf("16bit")!=-1) );
var is_mac    = (agt.indexOf("mac")!=-1);
var is_linux = (agt.indexOf("inux")!=-1);
var is_unix  = ((agt.indexOf("x11")!=-1) || is_linux);


	// give the browsers names to use in all js functions
	if ((is_ie3) || (is_ie4) || (is_ie4up) || (is_ie5) || (is_ie5up) || (is_nav6)) {
		browser = "IE";
	}
	else if ((is_nav) || (is_nav4up)) {
		browser = "NN";
	}
	else if (is_opera) {
		browser = "OP";
	}
	// give the platforms names too
	if (is_win){
		bPlatform = "Win";
	}
	else if (is_mac){	
		bPlatform = "Mac";
	}
	
	// output the browser with its version (ie. NN4)
	browserNameLong = browser + is_major;


//if ((is_nav4up) && browser=="NN" ){
//	window.location.href="default2.asp"
//	}