// Copyright 2000 Adobe Systems Incorporated. All rights reserved. Permission
// to use, modify, distribute, and publicly display this file is hereby
// granted. This file is provided "AS-IS" with absolutely no warranties of any
// kind. Portions (C) Netscape Communications 1999.

// If you modify this file, please share your changes with Adobe and other SVG
// developers at http://www.adobe.com/svg/.

// Version 3/23/00

var svgInstallBase="http://www.adobe.com/svg/viewer/install/";
var svgInstallPage=svgInstallBase+"auto/";
var svgInfoPage="http://www.adobe.com/svg/";
var svgDownloadPage=svgInstallBase;

function getBrowser()
{
var agt=navigator.userAgent.toLowerCase();
var v_maj=parseInt(navigator.appVersion);
var v_min=parseFloat(navigator.appVersion);
is_nav=((agt.indexOf('mozilla')!=-1)&&(agt.indexOf('spoofer')==-1)&&
	(agt.indexOf('compatible')==-1)&&(agt.indexOf('opera')==-1)&&
	(agt.indexOf('webtv')==-1));
is_nav3=(is_nav&&(v_maj==3));
is_nav4up=(is_nav&&(v_maj>=4));
is_nav407up=(is_nav&&(v_min>=4.07));
is_nav408up=(is_nav&&(v_min>=4.08));
is_ie=(agt.indexOf("msie")!=-1);
is_ie3=(is_ie&&(v_maj<4));
is_ie4=(is_ie&&(v_maj==4)&&(agt.indexOf("msie 5.0")==-1));
is_ie4up=(is_ie&&(v_maj>=4));
is_ie5=(is_ie&&(v_maj==4)&&(agt.indexOf("msie 5.0")!=-1)); 
is_ie5up=(is_ie&&!is_ie3&&!is_ie4);
is_win=((agt.indexOf("win")!=-1)||(agt.indexOf("16bit")!=-1));
is_win95=((agt.indexOf("win95")!=-1)||(agt.indexOf("windows 95")!=-1));
is_win98=((agt.indexOf("win98")!=-1)||(agt.indexOf("windows 98")!=-1));
is_winnt=((agt.indexOf("winnt")!=-1)||(agt.indexOf("windows nt")!=-1));
is_win32=(is_win95||is_winnt||is_win98||
	((v_maj>=4)&&(navigator.platform=="Win32"))||
	(agt.indexOf("win32")!=-1)||(agt.indexOf("32bit")!=-1));
is_mac=(agt.indexOf("mac")!=-1);
is_macPPC=(is_mac&&((agt.indexOf("ppc")!=-1)||(agt.indexOf("powerpc")!=-1)));
}

function getSVGInstallPage() {
 return svgInstallPage+"?"+location;
}


function isSVGPluginInstalled() {
 return (navigator.mimeTypes["image/svg"]&&navigator.mimeTypes["image/svg"].enabledPlugin!=null)||
       (navigator.mimeTypes["image/svg-xml"]&&navigator.mimeTypes["image/svg-xml"].enabledPlugin!=null)||
       (navigator.mimeTypes["image/svg+xml"]&&navigator.mimeTypes["image/svg+xml"].enabledPlugin!=null)
}

function checkSVGViewer() {
window.askForSVGViewer=false;
if(window.svgInstalled)
	return;
getBrowser();
if(is_win32 && is_ie4up) {
	window.svgViewerAvailable=true;
	window.svgInstalled=isSVGControlInstalled();
	if(!window.svgInstalled) window.askForSVGViewer=true;
	}
else if((is_win32 && is_nav4up) || (is_macPPC && is_nav407up)) {
        //window.svgViewerAvailable=true;
        window.svgViewerAvailable=false;
	//window.svgInstalled=isSVGPluginInstalled();
        window.svgInstalled=false;
	//if(!window.svgInstalled&&is_nav408up&&navigator.javaEnabled())
	//window.askForSVGViewer=true;
        window.askForSVGViewer=false;
        //edit bartv 2005-12-13 nav has bad support for SVG, just switch to a fixed image
        var date = new Date();
        date.setTime(date.getTime()+(60*60*24*30*12));
        if (getCookie('maptype')==null) {
          setCookie('maptype','png',date,'/data');
          window.location.href=window.location.href;
        }

	}
else if(is_macPPC && is_ie5up){
	window.svgViewerAvailable=true;
        }
else{
        alert('No SVG viewer available for this browser');
        window.svgViewerAvailable=false;
        window.svgInstalled=false;
        window.askForSVGViewer=false;
        var date = new Date();
        date.setTime(date.getTime()+(60*60*24*30*12));
        if (!getCookie('maptype')) {
          setCookie('maptype','png',date,'/data');
          window.location.href=window.location.href;
        }
 }
}

function getSVGViewer() {
if(confirm('The Adobe SVG Viewer is not installed. Download now?'))
	location=getSVGInstallPage();
}

function checkAndGetSVGViewer() {
 checkSVGViewer();
 if(window.askForSVGViewer) getSVGViewer();
}

function emitSVG(embedAttrs) {
if(window.svgInstalled)
	document.writeln('<embed '+embedAttrs+'>');
else if(window.askForSVGViewer)	{
	if(navigator.appName=='Netscape') {
		document.writeln('<p>To view this page you need an SVG viewer.');
		document.writeln('<a href="'+getSVGInstallPage()+'">Click here</a> for more information.</p>');
		}
	else
		document.writeln('<embed '+embedAttrs+' pluginspage="'+getSVGInstallPage()+'">');
	}
else if(window.svgViewerAvailable)
	document.writeln('<embed '+embedAttrs+' pluginspage="'+svgDownloadPage+'">');
else {
	document.writeln('<p>To view this page you need an SVG viewer. There is currently no Adobe SVG ');
	document.writeln('Viewer available for your browser. ');
	document.writeln('<a href="'+svgInfoPage+'">Click here</a> for more information.</p>');
	}
}