//do not touch the next two lines - they are needed for the 500 error catching

var normal = "normal";

var broken = "broken";



//THIS LINE IS THE ONE TO CHANGE WHEN THE SERVLET IS BROKEN/FIXED

// IF EVERYTHING OK THEN THIS SHOULD SAY: VAR SITUATION = NORMAL

// IF EVERYTHING IS BROKEN THEN IT SHOULD SAY: VAR SITUATION = BROKEN



var situation = normal;





var pageImagesHi = new Array('site_img/menu4_hi.gif','site_img/menu5_hi.gif','site_img/menu6_hi.gif','site_img/menb1_hi.gif','site_img/menb3_hi.gif','site_img/menu2_hi.gif','site_img/menu1_hi.gif','site_img/menu3_hi.gif', 'site_img/emaptumidover.gif');



var pageImagesNs = new Array('site_img/menu4_ns.gif','site_img/menu5_ns.gif','site_img/menu6_ns.gif','site_img/menb1_ns.gif','site_img/menb3_ns.gif','site_img/menu2_ns.gif','site_img/menu1_ns.gif','site_img/menu3_ns.gif', 'site_img/emaptumid.gif')



var imageNames = new Array('results','future','buyemap','login','fta','product','overview','delivery', 'tutorial');



function openViewer() 

 { 

 	//don't need to check on the situation for the public viewer - it is checked as part of the loading of the viewer window - this stops problems on A affecting B.

		window.open('http://emap.terralink.co.nz/emap_akpub/viewer.htm', '', 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,copyhistory=no,width=690,height=450'); 

 

 } 



function openTutorial() 

 { 

 	window.open('emaptutorial.html','eMapTutorial','width=791,height=572,top=150,left=150'); 

 } 

  

 

function openSub() 

 { 

	var agt=navigator.userAgent.toLowerCase();

	var is_major = parseInt(navigator.appVersion);

	var is_minor = parseFloat(navigator.appVersion);

 	var is_ie     = ((agt.indexOf("msie") != -1) && (agt.indexOf("opera") == -1));

    var is_ie3    = (is_ie && (is_major < 4));

    var is_ie4    = (is_ie && (is_major >= 4)&& (agt.indexOf("msie 4")!=-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_ie5_5  = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.5") !=-1));

    var is_ie5up  = (is_ie  && !is_ie3 && !is_ie4);

    var is_ie5_5up =(is_ie && !is_ie3 && !is_ie4 && !is_ie5);

	var is_ie6  = (is_ie && (is_major == 4) && (agt.indexOf("msie 6.0") !=-1));
	
	var is_ie7  = (is_ie && (agt.indexOf("msie 7.0") !=-1));

	var is_ie5down = (is_ie  && (is_ie3 || is_ie4 || is_ie5) );

	

	var is_ns = (((agt.indexOf("netscape") != -1) || (agt.indexOf("gecko") != -1)) && (agt.indexOf("opera") == -1));

	var is_ns6 = (is_ns && (is_major >= 5));

	var is_opera = (agt.indexOf("opera") != -1);

	

	var is_mac = ((agt.indexOf("mac") != -1) && (agt.indexOf("msie 5")!=-1));

	//alert("browser: "+agt +"\n\n"+is_major);

	if (situation == "normal")

 	{

 			

		if (is_ie5_5 || is_ie6 ||is_ns6 || is_ie7)

		{

 			window.open('http://emap.terralink.co.nz/emap_aksub/subscribe.htm', '','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=yes,copyhistory=no,width=1012,height=706,left=50,top=50'); 

 		} 

		else 

 		{ 

 			alert('Mozilla 1, Netscape 6 or Internet Explorer Version 5.5 or greater is required for the subscription viewer.') 

 		}

	}

	else

	{

		alert("We are sorry but this service is temporarily unavailable.\n\n Please try again later.");

	}

} 



function MM_swapImgRestore(imageName) 

{

	for (i=0; i<pageImagesNs.length; i++)

	{

		if (imageNames[i] == imageName)

		{

			document.images[imageName].src = pageImagesNs[i];

		}

	}

} 



function MM_preloadImages() 

{ //v3.0 

	for (i=0; i<pageImagesHi.length; i++)

	{

		imageName = new Image();

		imageName.src = pageImagesHi[i];

	}

} 





function MM_swapImage(imageName, imageSrc) 

{

  document.images[imageName].src = imageSrc

}