var deployJava={
	debug:null,
	firefoxJavaVersion:null,
	myInterval:null,
	preInstallJREList:null,
	returnPage:null,
	brand:null,
	locale:null,
	installType:null,
	EAInstallEnabled:false,
	EarlyAccessURL:null,
	getJavaURL:'http://java.sun.com/webapps/getjava/BrowserRedirect?host=java.com',
	appleRedirectPage:'http://www.apple.com/support/downloads/',
	oldMimeType:'application/npruntime-scriptable-plugin;DeploymentToolkit',
	mimeType:'application/java-deployment-toolkit',
	launchButtonPNG:'http://java.sun.com/products/jfc/tsc/articles/swing2d/webstart.png',
	browserName:null,
	browserName2:null,
	getJREs:function(){
		var list=new Array();
		if(deployJava.isPluginInstalled()){
			var plugin=deployJava.getPlugin();
			var VMs=plugin.jvms;
			for(var i=0;i<VMs.getLength();i++){
				list[i]=VMs.get(i).version;
			}
		}else{
			var browser=deployJava.getBrowser();
			if(browser=='MSIE'){
				if(deployJava.testUsingActiveX('1.7.0')){
					list[0]='1.7.0';
				}else if(deployJava.testUsingActiveX('1.6.0')){
						list[0]='1.6.0';
				}else if(deployJava.testUsingActiveX('1.5.0')){
						list[0]='1.5.0';
				}else if(deployJava.testUsingActiveX('1.4.2')){
					list[0]='1.4.2';
				}else if(deployJava.testForMSVM()){
					list[0]='1.1';
				}
			}else if(browser=='Netscape Family'){
				deployJava.getJPIVersionUsingMimeType();
				if(deployJava.firefoxJavaVersion!=null){
					list[0]=deployJava.firefoxJavaVersion;
				}else if(deployJava.testUsingMimeTypes('1.7')){
					list[0]='1.7.0';
				}else if(deployJava.testUsingMimeTypes('1.6')){
					list[0]='1.6.0';
				}else if(deployJava.testUsingMimeTypes('1.5')){
					list[0]='1.5.0';
				}else if(deployJava.testUsingMimeTypes('1.4.2')){
					list[0]='1.4.2';
				}else if(deployJava.browserName2=='Safari'){
					if(deployJava.testUsingPluginsArray('1.7.0')){
						list[0]='1.7.0';
					}else if(deployJava.testUsingPluginsArray('1.6')){
						list[0]='1.6.0';
					}else if(deployJava.testUsingPluginsArray('1.5')){
						list[0]='1.5.0';
					}else if(deployJava.testUsingPluginsArray('1.4.2')){
						list[0]='1.4.2';
					}
				}
			}
		}

		if(deployJava.debug){
			for(var i=0;i<list.length;++i){
				alert('We claim to have detected Java SE '+list[i]);
			}
		}
		return list;
	},

	installJRE:function(requestVersion){
		var ret=false;
		if(deployJava.isPluginInstalled()){
			if(deployJava.getPlugin().installJRE(requestVersion)){
				deployJava.refresh();
				if(deployJava.returnPage!=null){
					document.location=deployJava.returnPage;
				}
			return true;
			}else{
				return false;
			}
		}else{
			return deployJava.installLatestJRE();
		}
	},
		
	installLatestJRE:function(){
		if(deployJava.isPluginInstalled()){
			if(deployJava.getPlugin().installLatestJRE()){
				deployJava.refresh();
				if(deployJava.returnPage!=null){
					document.location=deployJava.returnPage;
				}
				return true;
			}else{
				return false;
			}
		}else{
			var browser=deployJava.getBrowser();
			var platform=navigator.platform.toLowerCase();
			if((deployJava.EAInstallEnabled=='true')&&(platform.indexOf('win')!=-1)&&(deployJava.EarlyAccessURL!=null)){
				deployJava.preInstallJREList=deployJava.getJREs();
				if(deployJava.returnPage!=null){
					deployJava.myInterval=setInterval("deployJava.poll()",3000);
				}
				location.href=deployJava.EarlyAccessURL;
				return false;
			}else{
				if(browser=='MSIE'){
					return deployJava.IEInstall();
				}else if((browser=='Netscape Family')&&(platform.indexOf('win32')!=-1)){
					return deployJava.FFInstall();
				}else{
					location.href=deployJava.getJavaURL+((deployJava.returnPage!=null)?('&returnPage='+deployJava.returnPage):'')+((deployJava.locale!=null)?('&locale='+deployJava.locale):'')+((deployJava.brand!=null)?('&brand='+deployJava.brand):'');
				}
				return false;
			}
		}
	},
		
	runApplet:function(attributes,parameters,minimumVersion){
		if(minimumVersion=='undefined'||minimumVersion==null){
			minimumVersion='1.1';
		}
		var regex="^(\\d+)(?:\\.(\\d+)(?:\\.(\\d+)(?:_(\\d+))?)?)?$";
		var matchData=minimumVersion.match(regex);
		if(deployJava.returnPage==null){
			deployJava.returnPage=document.location;
		}
		if(matchData!=null){
			var browser=deployJava.getBrowser();
			if((browser!='?')&&('Safari'!=deployJava.browserName2)){
				if(deployJava.versionCheck(minimumVersion+'+')){
					deployJava.writeAppletTag(attributes,parameters);
				}else if(deployJava.installJRE(minimumVersion+'+')){
					deployJava.refresh();
					location.href=document.location;
					deployJava.writeAppletTag(attributes,parameters);
				}
			}else{
				deployJava.writeAppletTag(attributes,parameters);
			}
		}else{
			if(deployJava.debug){
				alert('Invalid minimumVersion argument to runApplet():'+minimumVersion);
			}
		}
	},
		
	writeAppletTag:function(attributes,parameters){
		var s='<'+'applet ';
		var codeAttribute=false;
		for(var attribute in attributes){
			s+=(' '+attribute+'="'+attributes[attribute]+'"');
			if(attribute=='code'){
				codeAttribute=true;
			}
		}
		if(!codeAttribute){
			s+=(' code="dummy"');
		}
		s+='>';
		document.write(s);
		if(parameters!='undefined'&&parameters!=null){
			var codebaseParam=false;
			for(var parameter in parameters){
				if(parameter=='codebase_lookup'){
					codebaseParam=true;
				}
				s='<param name="'+parameter+'" value="'+parameters[parameter]+'">';
			document.write(s);
			}
			if(!codebaseParam){
				document.write('<param name="codebase_lookup" value="false">');
			}
		}
		document.write('<'+'/'+'applet'+'>');
	},
		
	versionCheck:function(versionPattern){
		var index=0;var regex="^(\\d+)(?:\\.(\\d+)(?:\\.(\\d+)(?:_(\\d+))?)?)?(\\*|\\+)?$";
		var matchData=versionPattern.match(regex);
		if(matchData!=null){
			var familyMatch=true;
			var patternArray=new Array();
			for(var i=1;i<matchData.length;++i){
				if((typeof matchData[i]=='string')&&(matchData[i]!='')){
					patternArray[index]=matchData[i];index++;
				}
			}
			if(patternArray[patternArray.length-1]=='+'){
				familyMatch=false;
				patternArray.length--;
			}else{if(patternArray[patternArray.length-1]=='*'){
				patternArray.length--;
			}
		}
		var list=deployJava.getJREs();
		for(var i=0;i<list.length;++i){
			if(deployJava.compareVersionToPattern(list[i],patternArray,familyMatch)){
				return true;
			}
		}
		return false;
		}else{
			alert('Invalid versionPattern passed to versionCheck: '+versionPattern);
			return false;
		}
	},
		
	isWebStartInstalled:function(minimumVersion){
		var browser=deployJava.getBrowser();
		if((browser=='?')||('Safari'==deployJava.browserName2)){
			return true;
		}
		if(minimumVersion=='undefined'||minimumVersion==null){
			minimumVersion='1.4.2';
		}
		var retval=false;
		var regex="^(\\d+)(?:\\.(\\d+)(?:\\.(\\d+)(?:_(\\d+))?)?)?$";
		var matchData=minimumVersion.match(regex);
		if(matchData!=null){
			retval=deployJava.versionCheck(minimumVersion+'+');
		}else{
			if(deployJava.debug){
				alert('Invalid minimumVersion argument to isWebStartInstalled(): '+minimumVersion);
			}
			retval=deployJava.versionCheck('1.4.2+');
		}
		return retval;
	},
		
	getJPIVersionUsingMimeType:function(){
		for(var i=0;i<navigator.mimeTypes.length;++i){
			var s=navigator.mimeTypes[i].type;
			var m=s.match(/^application\/x-java-applet;jpi-version=(.*)$/);
			if(m!=null){
				deployJava.firefoxJavaVersion=m[1];
				break;
			}
		}
	},
	
	launchWebStartApplication:function(jnlp){
		return false;
	},
		
	createWebStartLaunchButtonEx:function(jnlp,minimumVersion){
		if(deployJava.returnPage==null){
			deployJava.returnPage=jnlp;
		}
		var url='javascript:deployJava.launchWebStartApplication(\''+jnlp+'\');';
		document.write('<'+'a href="'+url+'" onMouseOver="window.status=\'\'; '+'return true;"><'+'img '+'src="'+deployJava.launchButtonPNG+'" '+'border="0" /><'+'/'+'a'+'>');
	},
			
	createWebStartLaunchButton:function(jnlp,minimumVersion){
		if(deployJava.returnPage==null){
			deployJava.returnPage=jnlp;
		}
		var url='javascript:'+'if (!deployJava.isWebStartInstalled(&quot;'+minimumVersion+'&quot;)) {'+'if (deployJava.installLatestJRE()) {'+'if (deployJava.launch(&quot;'+jnlp+'&quot;)) {}'+'}'+'} else {'+'if (deployJava.launch(&quot;'+jnlp+'&quot;)) {}'+'}';
		document.write('<'+'a href="'+url+'" onMouseOver="window.status=\'\'; '+'return true;"><'+'img '+'src="'+deployJava.launchButtonPNG+'" '+'border="0" /><'+'/'+'a'+'>');
	},
			
	launch:function(jnlp){
		document.location=jnlp;
		return true;
	},
		
	isPluginInstalled:function(){
		var plugin=deployJava.getPlugin();
		if(plugin&&plugin.jvms){
			return true;
		}else{
			return false;
		}
	},
		
	isAutoUpdateEnabled:function(){
		if(deployJava.isPluginInstalled()){
			return deployJava.getPlugin().isAutoUpdateEnabled();
		}
		return false;
	},
	
	setAutoUpdateEnabled:function(){
		if(deployJava.isPluginInstalled()){
			return deployJava.getPlugin().setAutoUpdateEnabled();
		}
		return false;
	},
	
	setInstallerType:function(type){
		deployJava.installType=type;
		if(deployJava.isPluginInstalled()){
			return deployJava.getPlugin().setInstallerType(type);
		}
		return false;
	},
	
	setAdditionalPackages:function(packageList){if(deployJava.isPluginInstalled()){return deployJava.getPlugin().setAdditionalPackages(packageList);}
	return false;},
		
	setEarlyAccess:function(enabled){deployJava.EAInstallEnabled=enabled;},isPlugin2:function(){if(deployJava.isPluginInstalled()){if(deployJava.versionCheck('1.6.0_10+')){try{return deployJava.getPlugin().isPlugin2();}catch(err){}}}
	return false;},
		
	allowPlugin:function(){deployJava.getBrowser();var ret=('Chrome'!=deployJava.browserName2&&'Safari'!=deployJava.browserName2&&'Opera'!=deployJava.browserName2);return ret;},
		
	getPlugin:function(){deployJava.refresh();var ret=null;if(deployJava.allowPlugin()){ret=document.getElementById('deployJavaPlugin');}
	return ret;},
		
	compareVersionToPattern:function(version,patternArray,familyMatch){
		var regex="^(\\d+)(?:\\.(\\d+)(?:\\.(\\d+)(?:_(\\d+))?)?)?$";
		var matchData=version.match(regex);
		if(matchData!=null){
			var index=0;
			var result=new Array();
			for(var i=1;i<matchData.length;++i){
				if((typeof matchData[i]=='string')&&(matchData[i]!='')){
					result[index]=matchData[i];index++;
				}
			}
			var l=Math.min(result.length,patternArray.length);
			if(familyMatch){
				for(var i=0;i<l;++i){
					if(result[i]!=patternArray[i])
						return false;
				}
				return true;
			}else{
				for(var i=0;i<l;++i){
					if(result[i]<patternArray[i]){
						return false;
					}else if(result[i]>patternArray[i]){
						return true;
					}
				}
				return true;
			}
		}else{
			return false;
		}
	},
		
	getBrowser:function(){
		if(deployJava.browserName==null){
			var browser=navigator.userAgent.toLowerCase();
			if(deployJava.debug){
				alert('userAgent -> '+browser);
			}
			if(browser.indexOf('msie')!=-1){
				deployJava.browserName='MSIE';deployJava.browserName2='MSIE';
			}else if(browser.indexOf('firefox')!=-1){
				deployJava.browserName='Netscape Family';
				deployJava.browserName2='Firefox';
			}else if(browser.indexOf('chrome')!=-1){
				deployJava.browserName='Netscape Family';
				deployJava.browserName2='Chrome';
			}else if(browser.indexOf('safari')!=-1){
				deployJava.browserName='Netscape Family';
				deployJava.browserName2='Safari';
			}else if(browser.indexOf('mozilla')!=-1){
				deployJava.browserName='Netscape Family';
				deployJava.browserName2='Other';
			}else if(browser.indexOf('opera')!=-1){
				deployJava.browserName='Netscape Family';
				deployJava.browserName2='Opera';
			}else{
				deployJava.browserName='?';
				deployJava.browserName2='unknown';
			}

			if(deployJava.debug){
				alert('Detected browser name:'+deployJava.browserName+', '+deployJava.browserName2);
			}
		}
		return deployJava.browserName;
	},
		
	testUsingActiveX:function(version){
		var objectName='JavaWebStart.isInstalled.'+version+'.0';
		if(!ActiveXObject){
			if(deployJava.debug){
				alert('Browser claims to be IE, but no ActiveXObject object?');
			}
			return false;
		}
		try{
			return(new ActiveXObject(objectName)!=null);
		}catch(exception){
			return false;
		}
	},
		
	testForMSVM:function(){
		var clsid='{08B0E5C0-4FCB-11CF-AAA5-00401C608500}';
		if(typeof oClientCaps!='undefined'){
			var v=oClientCaps.getComponentVersion(clsid,"ComponentID");
			if((v=='')||(v=='5,0,5000,0')){
				return false;
			}else{
				return true;
			}
		}else{
			return false;
		}
	},
		
	testUsingMimeTypes:function(version){
		if(!navigator.mimeTypes){
			if(deployJava.debug){
				alert('Browser claims to be Netscape family, but no mimeTypes[] array?');
			}
			return false;
		}
		for(var i=0;i<navigator.mimeTypes.length;++i){
			s=navigator.mimeTypes[i].type;
			var m=s.match(/^application\/x-java-applet\x3Bversion=(1\.8|1\.7|1\.6|1\.5|1\.4\.2)$/);
			if(m!=null){
				if(deployJava.compareVersions(m[1],version)){
					return true;
				}
			}
		}
		return false;
	},
		
	testUsingPluginsArray:function(version){
		if((!navigator.plugins)||(!navigator.plugins.length)){
			return false;
		}
		var platform=navigator.platform.toLowerCase();
		for(var i=0;i<navigator.plugins.length;++i){
			s=navigator.plugins[i].description;
			if(s.search(/^Java Switchable Plug-in (Cocoa)/)!=-1){
				if(deployJava.compareVersions("1.5.0",version)){
					return true;
				}
			}else if(s.search(/^Java/)!=-1){
				if(platform.indexOf('win')!=-1){
					if(deployJava.compareVersions("1.5.0",version)||deployJava.compareVersions("1.6.0",version)){
						return true;
					}
				}
			}
		}
		if(deployJava.compareVersions("1.5.0",version)){
			return true;
		}
		return false;
	},
		
	IEInstall:function(){
		location.href=deployJava.getJavaURL+
		((deployJava.returnPage!=null)?('&returnPage='+deployJava.returnPage):'')+((deployJava.locale!=null)?('&locale='+deployJava.locale):'')+((deployJava.brand!=null)?('&brand='+deployJava.brand):'')+((deployJava.installType!=null)?('&type='+deployJava.installType):'');
		return false;
	},
		
	done:function(name,result){},
		
	FFInstall:function(){
		location.href=deployJava.getJavaURL+((deployJava.returnPage!=null)?('&returnPage='+deployJava.returnPage):'')+((deployJava.locale!=null)?('&locale='+deployJava.locale):'')+((deployJava.brand!=null)?('&brand='+deployJava.brand):'')+((deployJava.installType!=null)?('&type='+deployJava.installType):'');
		return false;
	},
		
	compareVersions:function(installed,required){
		var a=installed.split('.');
		var b=required.split('.');
		for(var i=0;i<a.length;++i){
			a[i]=Number(a[i]);
		}
		for(var i=0;i<b.length;++i){
			b[i]=Number(b[i]);
		}
		if(a.length==2){
			a[2]=0;
		}
		if(a[0]>b[0])
			return true;
		if(a[0]<b[0])
			return false;
		if(a[1]>b[1])return true;
		if(a[1]<b[1])return false;
		if(a[2]>b[2])return true;
		if(a[2]<b[2])return false;
		return true;
	},
		
	enableAlerts:function(){
		deployJava.browserName=null;
		deployJava.debug=true;
	},
	
	poll:function(){
		deployJava.refresh();
		var postInstallJREList=deployJava.getJREs();
		if((deployJava.preInstallJREList.length==0)&&(postInstallJREList.length!=0)){
			clearInterval(deployJava.myInterval);
			if(deployJava.returnPage!=null){
				location.href=deployJava.returnPage;
			};
		}
		if((deployJava.preInstallJREList.length!=0)&&(postInstallJREList.length!=0)&&(deployJava.preInstallJREList[0]!=postInstallJREList[0])){
			clearInterval(deployJava.myInterval);
			if(deployJava.returnPage!=null){
				location.href=deployJava.returnPage;
			}
		}
	},
		
	writePluginTag:function(){
		var browser=deployJava.getBrowser();
		if(browser=='MSIE'){
			document.write('<'+'object classid="clsid:CAFEEFAC-DEC7-0000-0000-ABCDEFFEDCBA" '+'id="deployJavaPlugin" width="0" height="0">'+'<'+'/'+'object'+'>');
		}else if(browser=='Netscape Family'&&deployJava.allowPlugin()){
			deployJava.writeEmbedTag();
		}
	},
		
	refresh:function(){
		navigator.plugins.refresh(false);
		var browser=deployJava.getBrowser();
		if(browser=='Netscape Family'&&deployJava.allowPlugin()){
			var plugin=document.getElementById('deployJavaPlugin');
			if(plugin==null){
				deployJava.writeEmbedTag();
			}
		}
	},
		
	writeEmbedTag:function(){
		var written=false;
		if(navigator.mimeTypes!=null){
			for(var i=0;i<navigator.mimeTypes.length;i++){
				if(navigator.mimeTypes[i].type==deployJava.mimeType){
					if(navigator.mimeTypes[i].enabledPlugin){
						document.write('<'+'embed id="deployJavaPlugin" type="'+deployJava.mimeType+'" hidden="true" />');
						written=true;
					}
				}
			}
			if(!written)
				for(var i=0;i<navigator.mimeTypes.length;i++){
				if(navigator.mimeTypes[i].type==deployJava.oldMimeType){
					if(navigator.mimeTypes[i].enabledPlugin){
						document.write('<'+'embed id="deployJavaPlugin" type="'+deployJava.oldMimeType+'" hidden="true" />');
					}
				}
			}
		}
	},
		
	do_initialize:function(){
		deployJava.writePluginTag();
		if(deployJava.locale==null){
			var loc=null;
			if(loc==null)
				try{
					loc=navigator.userLanguage;
				}catch(err){}
			if(loc==null)
				try{
					loc=navigator.systemLanguage;
				}catch(err){}
			if(loc==null)
				try{
					loc=navigator.language;
				}catch(err){}
			if(loc!=null){
				loc.replace("-","_")
				deployJava.locale=loc;
			}
		}
	}
};
deployJava.do_initialize();