// Enalyzer Popup Script v0.1
	//
	// Enalyzer Inc. (c) 2005 - This script is the property of Enalyzer Inc.
	//
	// 1.	This script (or parts of it) may only be used by customers of Enalyzer Inc.
	// 2.	This script (or parts of it) may only be used with Enalyzer Inc. Products.
	// 3.	Customers of Enalyzer Inc. are allowed to modify this the script to serve their needs. As long as:
	//
	//		- This disclamer is not removed
	//		- The script is used with products of Enalyzer Inc.
	//						

    var enalyzerSurveyWindow;
    var enalyzerClientInformation;
    var enalyzerSurveyWindow;

	// Survey Invitation Class
	function EnalyzerSurveyInvitation(){

		// Class Members
		this.SurveyUrl;
		this.ClientIp;
		this.ClientIpsAllowed
		this.ClientIpsDenied
		this.CookieSurveyRelatedIdentifier
		this.InvitationHeight = 300; //Default value - do not change here - Change on instance of class. 
		this.InvitationWidth = 550;  //Default value - do not change here - Change on instance of class. 
		this.SurveyHeight = 600;     //Default value - do not change here - Change on instance of class. 
		this.SurveyWidth = 800;      //Default value - do not change here - Change on instance of class. 
		this.width = 400;
		this.height = 300;
		

		this.SurveyOpenOnLeavingDomain = false; //Default value - do not change here - Change on instance of class. 
		
		// Exposed Methods
		this.Execute = ExecuteMethod;
		this.Accept = AcceptMethod;
		this.Decline = DeclineMethod;
		this.PositionInvitation = PositionInvitationMethod;
		
		
		// Methods - Start 
		function ExecuteMethod(){
            enalyzerClientInformation = new EnalyzerClientInformation();
          
			if( PerformIpValidation(this) == false ){
				return;
			}
			
			if(enalyzerClientInformation.BrowserIsMozillaNN4){
				var enabled = testCookie()
				if (!enabled == 0) { 			
					return false;
				}
			}else{
				if(!navigator.cookieEnabled){
					return false;
				}				
			}

			if( HasAcceptedOrDeclinedBefore(this) == true ){
				var objSurveyInvitation = document.getElementById('divSurveyInvitation');
				objSurveyInvitation.parentNode.removeChild(objSurveyInvitation);
				return;
			}

			ShowInvitation(this);
		}
		
		function testCookie() {		
				var d = new Date(); 
				var timeout = d.getTime() + (1 * 60 * 1000); 
				var expires = new Date();
				expires.setTime(timeout); 
				var expires_str = expires.toGMTString(); 
				var test_str = "IsEnalyzerCookieEnabled=" + 1 + ";path=/;" 
				var domain = "www.enalyzer.com";
				test_str += domain + "; expires=" + expires_str;
				document.cookie = test_str; 
				enabled = document.cookie.indexOf("IsEnalyzerCookieEnabled"); 
				if (enabled == 0) { 
					return 0; 
				} else {
					return 1;				
			}

		}
		

		function HasAcceptedOrDeclinedBefore(classRef){
		
		    if( document.cookie.indexOf(escape(classRef.CookieSurveyRelatedIdentifier))>-1 ){
		        return true;
		    }else{
		        return false;
		    }
		       
		}

		function AcceptMethod(){
    	   
		    if(this.SurveyOpenOnLeavingDomain){       
	            enalyzerSurveyWindow = EnalyzerCreateReferencedWindow(enalyzerSurveyWindow, "/EnalyzerPopupSurveyOnLeaveDomainMonitor.htm", this.SurveyWidth , this.SurveyHeight, 'scrollbars=yes,resizable=yes' );
		    enalyzerSurveyWindow.blur();
		    }else{
                enalyzerSurveyWindow = EnalyzerCreateReferencedWindow(enalyzerSurveyWindow, this.SurveyUrl, this.SurveyWidth , this.SurveyHeight, 'scrollbars=yes,resizable=yes' )	    
		    }
		    HideInvitation();
		    WriteCookie(this);
		}
		
	    function DeclineMethod(){
	        HideInvitation();
	        WriteCookie(this);
	    }

        function WriteCookie(classRef, name, value){
            
            var timeTenYears = new Date();
            timeTenYears.setFullYear(timeTenYears.getFullYear() + 10);
            if(this.BrowserIsInternetExplorer){
				 document.cookie = "EnalyzerInvitation=" + escape(classRef.CookieSurveyRelatedIdentifier) + "; expires=" + timeTenYears.toGMTString();  
            }else{            
				if(this.BrowserIsNMozillaNN4){
					var d = new Date(); 
					var timeout = d.getTime() + (1 * 60 * 1000); 
					var expires = new Date();
					expires.setTime(timeout); 
					var expires_str = expires.toGMTString(); 
					var test_str = "IsEnalyzerCookieEnabled=" + 1 + ";path=/;" 
					var domain = "www.enalyzer.com";
					test_str += domain + "; expires=" + expires_str;
					document.cookie = test_str; 
				}else{
					document.cookie = "EnalyzerInvitation=" + escape(classRef.CookieSurveyRelatedIdentifier) + "; expires=" + timeTenYears.toGMTString();  
				}
			}
		}
        
       
        function RemoveCookie(classRef){
            var timeTenYearsBack = new Date();
            timeTenYearsBack.setFullYear(timeTenYearsBack.getFullYear() - 10);
            document.cookie = "EnalyzerInvitation=" + escape(classRef.CookieSurveyRelatedIdentifier) + "; expires=" + timeTenYearsBack.toGMTString();    
        }
		
		
		
		//Used for positioning the PopupWindow and the overlay Div***********************************************************************
		function PositionInvitationMethod(classRef)
		{
		    //Get the classRef it if is null
		    if(classRef == null)
		    {
		        classRef = this;
		    }
		    
            //
			var InvitationPositionLeftOffSet = (enalyzerClientInformation.ClientPageWidth-classRef.InvitationWidth)/2;
			var InvitationPositionTopOffSet = (enalyzerClientInformation.ClientPageHeight-classRef.InvitationHeight)/2;
			
			
			//
			EnalyzerClientInformation();
			enalyzerClientInformation = new EnalyzerClientInformation();
			
			//Opera and Internet Explorer
			if( enalyzerClientInformation.BrowserIsOpera || enalyzerClientInformation.BrowserIsInternetExplorer ){
				document.all.divSurveyInvitation.style.top = 0;
				document.all.divSurveyInvitation.style.left = 0;
				document.all.divSurveyInvitation.style.height = "100%";
				document.all.divSurveyInvitation.style.width = "100%";
			}
			else
			{
			    //Mozilla NN6
				if(enalyzerClientInformation.BrowserIsMozillaNN6)
				{
					document.getElementById("divSurveyInvitation").style.top = "50%";
					document.getElementById("divSurveyInvitation").style.left = "50%";					
					document.getElementById("divSurveyInvitation").style.marginTop = "-" + (classRef.InvitationHeight)/2 + "px";
					document.getElementById("divSurveyInvitation").style.marginLeft = "-" + (classRef.InvitationWidth)/2 + "px";                    
				}
				else
				{
				    //Mozilla NN4
					if(enalyzerClientInformation.BrowserIsMozillaNN4)
					{					   
						document.layers['divSurveyInvitation'].position = 'absolute'; 
						document.layers['divSurveyInvitation'].top = InvitationPositionTopOffSet; 
					}
					else
					//Anything else
					{		
						document.layers['divSurveyInvitation'].position = 'absolute';
						document.layers['divSurveyInvitation'].top = InvitationPositionTopOffSet;
						document.layers['divSurveyInvitation'].left = InvitationPositionLeftOffSet;
					}
				}
			}
		}
		//********************************************************************************************************************		
		//Function which displays the Popup***********************************************************************************
		function ShowInvitation(classRef)
		{
			enalyzerClientInformation = new EnalyzerClientInformation();
			EnalyzerToggleSelects('hidden')
			if( enalyzerClientInformation.BrowserIsOpera || enalyzerClientInformation.BrowserIsInternetExplorer )
			{			    
			    //Show the Popup div
				document.all.divSurveyInvitation.style.visibility = 'visible';	
				//Show the Background div
				document.all.outerDivSurveyInvitation.style.visibility = 'visible';	
			
			}
			else
			{
				if(enalyzerClientInformation.BrowserIsMozillaNN4)
				{				
				    //Show the Popup div
					document.layers['divSurveyInvitation'].visibility = "visible";
					//Show the Background div
				    document.layers['outerDivSurveyInvitation'].visibility = "visible";
				}
				else
				{
				    //Show the Popup div
					document.getElementById("divSurveyInvitation").style.visibility = "visible";
					//Show the Background div
					document.getElementById("outerDivSurveyInvitation").style.visibility = "visible";
				}
			}	
			//Position the Popup div
			PositionInvitationMethod(classRef);
		}
		//********************************************************************************************************************
		//Function which hides the Popup**************************************************************************************
		function HideInvitation(){
		   	if(enalyzerClientInformation.BrowserIsOpera || enalyzerClientInformation.BrowserIsInternetExplorer)
		   	{  
                //Hide the Popup div
				document.all.divSurveyInvitation.style.zIndex=-50;
				document.all.divSurveyInvitation.style.visibility = 'hidden';
				//Hide the Background div
				document.all.outerDivSurveyInvitation.style.visibility = "hidden";
				document.all.outerDivSurveyInvitation.style.zIndex = -50;	
			}
			else
			{
				if(enalyzerClientInformation.BrowserIsMozillaNN4)
				{				
				     //Hide the Popup div
					document.layers['divSurveyInvitation'].visibility = 'hide';
					document.layers['divSurveyInvitation'].zIndex = -50;
					//Hide the Background div
					document.layers("outerDivSurveyInvitation").visibility = "hidden";
					document.layers("outerDivSurveyInvitation").zIndex = -50;	
				}
				else
				{
				    //Hide the Popup div
					document.getElementById("divSurveyInvitation").style.visibility = "hidden";
					document.getElementById("divSurveyInvitation").style.zIndex = -50;
					//Hide the Background div
					document.getElementById("outerDivSurveyInvitation").style.visibility = "hidden";
					document.getElementById("outerDivSurveyInvitation").style.zIndex = -50;										
				}
			}
			EnalyzerToggleSelects('visible')
		}
		//********************************************************************************************************************

		function CookiePresent(classRef)
		{
			return false;
		}
			
		function PerformIpValidation(classRef)
		{			
			var ipValid = true;

			if( classRef.ClientIpsAllowed != null || classRef.ClientIpsDenied != null ){
			
			    if(classRef.ClientIpsAllowed != null)
			        classRef.ClientIpsAllowed = classRef.ClientIpsAllowed.replace(" ","");
			        
			    if(classRef.ClientIpsDenied != null)
			        classRef.ClientIpsDenied = classRef.ClientIpsDenied.replace(" ","");
			
				//By default the ip checks only work if the Ip property on the class is set
				if( classRef.ClientIp != null ){
					
					//Check allow array
					if(classRef.ClientIpsAllowed != null){
						if( !IsIpInTheList(classRef.ClientIp, classRef.ClientIpsAllowed) ){
							ipValid = false;
						}
					}
					
					//Check deny array - This check overrules the allow array
					if(classRef.ClientIpsDenied != null){
						if( IsIpInTheList(classRef.ClientIp, classRef.ClientIpsDenied ) ){
							ipValid = false;
						}
					}
				}
			}
			
			
			return ipValid;
		}
		
	    function IsIpInTheList(ip, ipList){
            
            var blnIpIsInTheList = false;
            var arIpList = ipList.split(",");

            for(var iIp = 0; iIp<arIpList.length;iIp++){
                
                if(IpMatchesIpOrMask(ip,arIpList[iIp])){
                    blnIpIsInTheList = true;
                }
                
            }
            return blnIpIsInTheList;
    	     
	    }		
	    
	    
	    function IpMatchesIpOrMask(clientIp, listIp){
	    
	        var blnMatched = true;
	        var arClientIpParts, arListIpParts;
	        if(clientIp.length>0 && listIp.length>0){
	            arClientIpParts = clientIp.split(".");
	            arListIpParts = listIp.split(".");
	            
	            if(arClientIpParts.length == arListIpParts.length){

	                for(var iIp = 0; iIp<arClientIpParts.length;iIp++){
                        
                        if(arClientIpParts[iIp] != arListIpParts[iIp] && arListIpParts[iIp] != "*"){ 

                            blnMatched = false;
                            break;                        
                        }                    
                    }
                }else{
                    blnMatched = false;
                }
	        }
	        
	        return blnMatched;
	       	    
	    }
	    
	    
		// Methods - End
		
	} // SurveyInvitation Class End
	

    function EnalyzerCreateReferencedWindow(objWindow, strUrl, intWidth, intHeight, strProperties ){
        if (typeof objWindow == 'undefined' || objWindow.closed ){ 
	        if( strProperties.length>0 ){ strProperties = ',' + strProperties }
	        objWindow = window.open( strUrl ,'', 'top=' + (screen.availHeight-intHeight)/2 + ',left=' + (screen.availWidth-intWidth)/2 + ',width=' + intWidth + ',height=' + intHeight + strProperties);
        }
        else if(objWindow.document.location.href.slice(objWindow.document.location.href.length-strUrl.length,objWindow.document.location.href.length) != strUrl)
        {
	        objWindow.close();
	        if( strProperties.length>0 ){ strProperties = ',' + strProperties }
	        objWindow = window.open( strUrl ,'', 'top=' + (screen.availHeight-intHeight)/2 + ',left=' + (screen.availWidth-intWidth)/2 + ',width=' + intWidth + ',height=' + intHeight + strProperties);	
        }
        else{ 
  	        objWindow.focus();
        }
        return objWindow;
    }
    
    function EnalyzerToggleSelects( action ){
	  	for(var i=0;i<document.forms.length;i++){
		  	var colElements = document.forms[i];
			for(var j=0;j<colElements.length;j++){
				if(colElements[j].type == "select-one"){
					colElements[j].style.visibility=action;
				}
			}
		}
	  }
		
    //Function used for getting information about the browser**********************************************************************
	function EnalyzerClientInformation()
	{	
	    this.BrowserIsInternetExplorer = false;
	    this.BrowserIsMozilla = false;
	    this.BrowserIsMozillaNN4 = false;
	    this.BrowserIsMozillaNN6 = false;
	    this.BrowserIsOpera = false;
	    
	    this.BrowserVersion;
	    this.ClientPageWidth;
	    this.ClientPageHeight;
	    this.ClientPageTopOffset;
	    this.ClientPageLeftOffset;	        
	    
	    this.ClientInfoString;
	    
	    
	    //Browser identification~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
	    if(navigator.appName == 'Microsoft Internet Explorer'){
	        this.BrowserIsInternetExplorer = true;
	    }	    
	    
  	    if(navigator.appName == 'Netscape')
  	    {   	    
	        this.BrowserIsMozilla = true;
	        
			if(document.layers)
			{
				this.BrowserIsMozillaNN4 = true;
			}			
			
			if(document.getElementById)
			{
				this.BrowserIsMozillaNN6 = true;
			}				 
	    }
	    
	    if(window.opera)
	    {
			 this.BrowserIsOpera = true;	    
	    }
	    //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
	    
	    
	    //
        this.BroswerVersion = parseInt(navigator.appVersion);


	    //Page information~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
	    //Width	    
	    if (this.BrowserIsInternetExplorer)
	    {
            this.ClientPageWidth = document.body.offsetWidth + 20;        
        }
        else if (this.BrowserIsMozilla)
        {
			//this.ClientPageWidth = window.innerWidth;
			this.ClientPageWidth = 	document.body.clientWidth;
        }
        
        //Height
	    if (this.BrowserIsInternetExplorer){
            this.ClientPageHeight = document.body.offsetHeight;        
        }else if (this.BrowserIsMozilla){
            //this.ClientPageHeight = window.innerHeight;
            this.ClientPageHeight = document.body.clientHeight;
        }
	    
	    //Top offset
	    if (this.BrowserIsInternetExplorer){
            this.ClientPageTopOffset = document.body.scrollTop;        
        }else if (this.BrowserIsMozilla){
            this.ClientPageTopOffset = window.pageYOffset;
        }
	    
	    //Left offset
	    if (this.BrowserIsInternetExplorer){
            this.ClientPageLeftOffset = document.body.scrollLeft;        
        }else if (this.BrowserIsMozilla){
            this.ClientPageLeftOffset = window.pageXOffset;
        }
        //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

        	 
	    ComposeClientInfoString(this);
	    
	    function ComposeClientInfoString(classRef){
	        
	        classRef.ClientInfoString = 'BrowserIsInternetExplorer: ' + classRef.BrowserIsInternetExplorer + "\n";
	        classRef.ClientInfoString = classRef.ClientInfoString  + 'BrowserIsMozilla: ' + classRef.BrowserIsMozilla + "\n";
	        classRef.ClientInfoString = classRef.ClientInfoString  + 'BroswerVersion: ' + classRef.BroswerVersion  + "\n";
	        
	        classRef.ClientInfoString = classRef.ClientInfoString  + 'ClientPageWidth: ' + classRef.ClientPageWidth  + "\n";
	        classRef.ClientInfoString = classRef.ClientInfoString  + 'ClientPageHeight: ' + classRef.ClientPageHeight  + "\n";
	        classRef.ClientInfoString = classRef.ClientInfoString  + 'ClientPageTopOffset: ' + classRef.ClientPageTopOffset  + "\n";
	        classRef.ClientInfoString = classRef.ClientInfoString  + 'ClientPageLeftOffset: ' + classRef.ClientPageLeftOffset  + "\n";	    
	    }
	}
    //******************************************************************************************************************************
	// Enalyzer Popup Script - End