//generic functions moved from index.htm

function begin() {

	openNewWindow('sectionmenu.htm','navmenu','height=800,width=1024,resizable=no,toolbar=no,status=no,scrollbars=auto,location=no,left=1,top=1');

}



var newWindow=null;



//stuff from ImageReady

function newImage(arg) {

	if (document.images) {

		rslt = new Image();

		rslt.src = arg;

		return rslt;

	}

}



function changeImages() {

	if (document.images && (preloadFlag == true)) {

		for (var i=0; i<changeImages.arguments.length; i+=2) {

			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];

		}

	}

}



var preloadFlag = false;

function preloadImages() {

	if (document.images) {

		begin_over = newImage("media/graphics/interface/begin-over.jpg");

		print_over = newImage("media/graphics/interface/print-over.jpg");

		download_over = newImage("media/graphics/interface/download-over.jpg");

		eumetsat_over = newImage("media/graphics/interface/eumetsat-over.jpg");

		comet_over = newImage("media/graphics/interface/comet-over.jpg");

		meted_over = newImage("media/graphics/interface/meted-over.jpg");

		quiz_over = newImage("media/graphics/interface/quiz-over.jpg");

		survey_over = newImage("media/graphics/interface/survey-over.jpg");

		contrib_over = newImage("media/graphics/interface/contrib-over.jpg");

		links_over = newImage("media/graphics/interface/links-over.jpg");

		technotes_over = newImage("media/graphics/interface/technotes-over.jpg");

		references_over = newImage("media/graphics/interface/references-over.jpg");

		preloadFlag = true;

	}

}



//this section contains the window open/close stuff for the child windows opened by GetURL calls in the .swf

function startMod() {

		window.offscreenBuffering=true;

		//set the width

			winWidth=1024;

			winHeight=792;

		//test the width and height against what's available

		if (winWidth > (screen.availWidth - 1)) 

			winWidth=screen.availWidth;

		if (winHeight > (screen.availHeight - 1)) 

			winHeight=screen.availHeight;

		//resize the window

		window.resizeTo(winWidth,winHeight);

		//move the window to the upper left

		window.moveTo(1,1);

	}

var newWindoze=null;



function openNewWindoze(URLtoOpen, windowName, windowFeatures) {



	if (newWindoze != null){

    	     if (!newWindoze.closed) {

               newWindoze.close(); 

         	 }

    }



	URL = URLtoOpen;

	WN = windowName;

	WF = windowFeatures;



	setTimeout("openWin22(URL,WN,WF)",100); //Kludge to accomodate Netscrape

}

	

function openWin22(URL,WN,WF) {



	newWindoze=window.open(URL, WN, WF);



    newWindoze.focus();



}



function closer() {

  if (newWindoze != null && newWindoze.open) newWindoze.close();

}



function goback() { 

	msg = "Are you sure you want to return to module homepage?";

	msg = msg + "\n\n";

	msg = msg + "Click OK to return to module homepage, or \n";

	msg = msg + "click Cancel to resume viewing at current location.\n";

	conf = confirm(msg);

	if (conf == true) { 

		location.href = "index.htm"; 

		}

}



var newWindow2=null;



function openNewWindow(URLtoOpen, windowName, windowFeatures) {

newWindow2=window.open(URLtoOpen, windowName, windowFeatures); }



function maintainFocus() {

  if (newWindow2 != null && newWindow2.open) newWindow2.focus();

}



function eradic8() {

  if (newWindow2 != null && newWindow2.open) newWindow2.close();

    if (newWindoze != null && newWindoze.open) newWindoze.close();

}