/*
Browser Sniffer Script-
© Eddie Traversa (nirvana.media3.net)
To add more shock to your site, visit www.DHTML Shock.com
*/

function browserSniffer() {
 	var agt=navigator.userAgent.toLowerCase();
  	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_win_PPC = (agt.indexOf("Windows CE")!=-1)
    var is_nav2 = (is_nav && (is_major == 2));
    var is_nav3 = (is_nav && (is_major == 3));
    var is_nav4 = (is_nav && (is_major == 4));
    var is_nav4up = (is_nav && (is_major >= 4));
    var is_navonly      = (is_nav && ((agt.indexOf(";nav") != -1) ||
                          (agt.indexOf("; nav") != -1)) );
    var is_nav5 = (is_nav && (is_major == 5));
    var is_nav5up = (is_nav && (is_major >= 5));
    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")==-1)  && (agt.indexOf("msie 6")==-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_major >= 5));
    var is_aol   = (agt.indexOf("aol") != -1);
    var is_aol3  = (is_aol && is_ie3);
    var is_aol4  = (is_aol && is_ie4);
    var is_opera = (agt.indexOf("opera") != -1);
    var is_webtv = (agt.indexOf("webtv") != -1);
	var is_OK = false;
	
  	if (is_nav5up) {
  	is_OK=true;
    }else if (is_win_PPC){
    location.href='/default.asp?styleview=PDA';
    }else if (is_ie5){
    //location.href='/default.asp?styleview=IE5';
    is_OK = true;
    }else if (is_ie4up && !is_ie4) {
  	is_OK=true;
     }else if (is_webtv) { // Web TV
	is_OK=true;
	}else if (is_aol) { //AOL
   	is_OK=true;
	 }else if (is_opera) { // Opera
   	is_OK=true;
     }else if (is_ie4){
     is_OK = true;
     
     //location.href='/default.asp?styleview=PDA';
     }
    else if (is_ie3||is_nav3||is_nav4) { // 3.0 version browsers
   	OldBrowser();
    }else if (is_nav5up) { // Netscape 5
	is_OK=true;
    }
}

function OldBrowser()
{
	alert('Hi There.  Your internet browser is very old, and does not support\rrecent W3C innovations that can make the web more accessible for partially\rsighted people. You are welcome to browse this site in low graphics mode, \rbut to see it as it was designed, please update your browser.'); 
	location.href='/default.asp?styleview=text';
}


function preLoadImages()
	{
		alt1 = new Image();
		alt1.src='/images/screenshots/aol7_w2k.gif';
		alt2 = new Image();
		alt2.src='/images/screenshots/ie52_mac.gif';
		alt3 = new Image();
		alt3.src='/images/screenshots/ie55_w2k.gif';
		alt4 = new Image();
		alt4.src='/images/screenshots/ie6_w2k.gif';
		alt5 = new Image();
		alt5.src='/images/screenshots/ie6_winxp.gif';
		alt6 = new Image();
		alt6.src='/images/screenshots/moz15_linux.gif';
		alt7 = new Image();
		alt7.src='/images/screenshots/moz16_linux.gif';
		alt8 = new Image();
		alt8.src='/images/screenshots/ns48_linux.gif';
		alt9 = new Image();
		alt9.src='/images/screenshots/ns62_w2k.gif';
		alt10 = new Image();
		alt10.src='/images/screenshots/ns7_mac.gif';
		alt11 = new Image();
		alt11.src='/images/screenshots/opera2_w2k.gif';
		alt12 = new Image();
		alt12.src='/images/screenshots/safari_mac.gif';
	}