﻿<!--

document.title = 'Forces of Change';

//GLOBAL NAV ARRAY
var globalNavArray = ["Main", "Atmosphere", "The Arctic", "El Niño"];
var globalNavLinksArray = ["index.html", "atmosphere/00_00.html", "arctic/00_00.html", "elnino/00_00.html"];

//GLOBAL NAV INSERT
function writeGlobalNav(curSection)
{
	var i = 0;
	for(i=0; i < globalNavArray.length; i++){	
		if(i == curSection){
		    document.title += ' / ' + globalNavArray[i];
			document.write('<div id="nb_' + i + '" class="navBack_noBg">');
			document.write('<div id="globalNavItem"><a href="' + globalNavLinksArray[i] + '"><img src="images/util/nav_'+ i + '_on.gif" alt="' + globalNavArray[i] + '" id="nav_' + i + '" /></a></div>');
			document.write('</div>');
			
		}else if(i==1 || i==2){
		}else{
			document.write('<div id="nb_' + i + '" class="navBack_bg">');
			document.write('<div id="globalNavItem" onmouseover="changeImage(null,\'nav_' + i + '\',\'nav_' + i + '_ov\'); cSwitcher(\'nb_' + i + '\', \'navBack_noBg\');" onmouseout="changeImage(null,\'nav_' + i + '\',\'nav_' + i + '_off\'); cSwitcher(\'nb_' + i + '\', \'navBack_bg\');"><a href="' + globalNavLinksArray[i] + '"><img src="images/util/nav_' + i + '_off.gif" alt="' + globalNavArray[i] + '" id="nav_' + i + '" /></a></div>');
			document.write('</div>');
		}
	}
}

//GLOBAL SUBNAV ARRAY
var globalSubNavArray = ["Overview", "Science at Work", "Media Library", "For Educators", "Learn More"];
var globalSubNavLinksArray = ["index.html", "01_00.html", "02_00.html", "03_00.html", "04_00.html", "05_00.html"];

//GLOBAL SUBNAV INSERT
function writeGlobalSubNav(curSubSection)
{
	var i = 0;
	for(i=0; i < globalSubNavArray.length; i++){	
		if(i == curSubSection){
		    document.title += ' / ' + globalSubNavArray[i];
			document.write('<div id="globalSubNavItem"><a href="' + globalSubNavLinksArray[i] +'"/><img src="images/util/subnav_'+ i + '_on.gif" alt="' + globalSubNavArray[i] + '" id="subnav_' + i + '" /></a></div>');
		}else{
			document.write('<div id="globalSubNavItem" id="subnav_' + i + '"><a href="' + globalSubNavLinksArray[i] + '" onmouseover="changeImage(null,\'subnav_' + i + '\',\'subnav_' + i + '_ov\');" onmouseout="changeImage(null,\'subnav_' + i + '\',\'subnav_' + i + '_off\');"><img src="images/util/subnav_' + i + '_off.gif" alt="' + globalSubNavArray[i] + '" id="subnav_' + i + '" /></a></div>');
		}
	}
}

function getPrintHead(curSection, curSubSection)
{
    var docTitle="";
    
    var i = 0;
	for(i=0; i < globalNavArray.length; i++){	
		if(i == curSection){
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    if(curSubSection != null || curSubSection != undefined){
        var i = 0;
        for(i=0; i < globalSubNavArray.length; i++){	
            if(i == curSubSection){
                docTitle += ' / ' + globalSubNavArray[i];
            }
        }
        if(curSubSection == 5){
           docTitle += ' / Credits'
        }
	}
    
    document.write(docTitle);
}

//PAGE NAVIGATION

//00 / 01 /02
var sectionArray = ["ov", "ex", "saw"];

//00 - Overview
var ov_Array = [];

//01_00 - Exhibition
var ex_Array = [
"What is El Niño",
"Clues from the Past",
"Long Distance Connections",
"Winners & Losers",
"El Niño Lowdown"
];

var ex_index_Array = [];

//pageSection array for exhibits
//01_00 - What is El Niño
var ex_00 = [
"Warmer Water",
"El Niño: The Boy Child",
"A Natural Cycle",
"Air + Water = Weather",
"The View From Space",
"El Niño and the Deep Sea",
"The End of an El Niño"
];

//01_01 - Clues from the Past
var ex_01 = [
"Tree Rings",
"El Niño and the Inca",
"Evidence From the Nile",
"Clues From Rocks",
"Early Warning Signals",
"Clues From Pottery"
];

//01_02 - Long Distance Connections
var ex_02 = [
"Earth's Linked Climate",
"Monsoon Connection",
"Smoke Signals",
"El Niño's Rhythm",
"Connection to Deadly Disease",
"Hurricane Connections", 
"A Deadly Combo"
];

//01_03 - Winners & Losers
var ex_03 = [
"No Fish, No Dinner",
"Shrunk Iguanas",
"Finches: Evolution in Action",
"Guano Islands",
"To Breed or Not to Breed",
"Amazonian Insects"
];

//01_04 - El Niño Lowdown?
var ex_04 = [
"Is El Niño Coming?",
"Did You Know?"
];

//02 - Science at Work
var saw_Array = ["Carole Baldwin", "David Adamec", "Terry Erwin"];


//page nav handler
function pageNavHandler(curSubSection, pageNumber, pagSection, indexPage)
{
	if(pageSection != null || pageSection != undefined){
		writePageSection(pageSection, indexPage);
	}else{
		if(pageNumber != null || pageNumber != undefined){
			writePageNav(curSubSection, pageNumber, false);
		}else if(curSubSection == 3 && indexPage != true){
			writeMediaNav();
		}
	}
}

//red page nav
function writePageNav(curSubSection, pageNumber, pageSectionPresent)
{
	document.write('<div id="pageNav">');
		var curSec = sectionArray[curSubSection];
		if(pageSectionPresent){
			var c = this[curSec + "_0" + pageSection];
			var p = this[curSec + "_Array"];
		}else{
			var c = this[curSec + "_Array"];
			var p = this[curSec + "_TitleArray"];
		}
		var len = c.length;
		var i = 0;
		//SET LEFT ARROW LINK
		if(len > 0){
			if(pageSectionPresent){
				if(pageNumber == 0){
					if(pageSection == 0){
						var lArrLink = '01_00.html';
					}else{
						var prevSecArr = this[curSec + "_0" + (pageSection-1)];
						var lArrLink = '0' + curSubSection + '_0' + (pageSection-1) + '_0' + (prevSecArr.length-1) + '.html';
					}
				}else{
					var lArrLink = '0' + curSubSection + '_0' + pageSection + '_0' + (pageNumber-1) + '.html';
				}
			}else{
				if(pageNumber == 0){
					var lArrLink = null;
					//var lArrLink = '0' + (curSubSection-1) + '_00.html';
				}else{
					var lArrLink =  '0' + curSubSection + '_0' + (pageNumber-1) + '.html';
				}
			}
			if(lArrLink != null){
				document.write('<div class="navArrowLeft"><a href="' + lArrLink + '"><img src="images/util/ltArr.gif"/></a></div>');
			}
		}
		
		//WRITE NUMBERS
		for(i=0; i < len; i++){
			loadingFlag = true;
			//(i+1) used for page numbers only...
			createObject('p_0'+(i+1)+'_ov', 'images/util/0'+(i+1)+'_on.gif');
			createObject('p_0'+(i+1)+'_off', 'images/util/0'+(i+1)+'_off.gif');
			loadingFlag = false;
			if(i == pageNumber){
				var pageTitle = c[i];
				document.title += ' / ' + pageTitle;
				if(c.length>1){
					document.write('<div class="pageNum"><img src="images/util/0' + (i+1) + '_on.gif"/></div>');
				}
			}else{
				if(pageSectionPresent){
					var pageLink = '0' + curSubSection + '_0' + pageSection + '_0' + i + '.html';
				}else{
					var pageLink = '0' + curSubSection + '_0' + i + '.html';
				}
				if(c.length>1){
					document.write('<div class="pageNum" onmouseover="changeImage(null,\'p_0' + (i+1) + '\',\'p_0' + (i+1) + '_ov\'); changeSecText(' + i + ');" onmouseout="changeImage(null,\'p_0' + (i+1) + '\',\'p_0' + (i+1) + '_off\'); changeSecText(' + pageNumber + ');"><a href="' + pageLink + '"><img id="p_0' + (i+1) + '" src="images/util/0' + (i+1) + '_off.gif"/></a></div>');
				}
			}
		}
		document.write('<div class="pageTitle" id="pageTitle">' + pageTitle + '</div>');
		
		//SET RIGHT ARROW LINK
		if(len > 0 && pageNumber != (len-1)){
			if(pageSectionPresent){
				var rArrLink = '0' + curSubSection + '_0' + pageSection + '_0' + (pageNumber + 1) + '.html';
			}else{
				var rArrLink =  '0' + curSubSection + '_0' + (pageNumber+1) + '.html';
			}
		}else{
			if(pageSectionPresent){
				if(pageNumber == (c.length-1) && pageSection == (p.length-1)){
					var rArrLink = null;
					//var rArrLink = '0' + (curSubSection+1) + '_00.html';
				}else{
					var rArrLink = '0' + curSubSection + '_0' + (pageSection+1) + '_00.html';
				}
			}else{
				var rArrLink = null;
				//var rArrLink = '0' + (curSubSection+1) + '_00.html';
			}
		}
		if(rArrLink != null){
			document.write('<div class="navArrowRight"><a href="' + rArrLink + '"><img src="images/util/rtArr.gif"/></a></div>');
		}
	document.write('</div>');
}

//white exhibit nav
function writePageSection(pageSection, indexPage, curSub)
{
	document.write('<div id="pageSecNav">');
		var curSec = sectionArray[curSubSection];
		var c = this[curSec + "_Array"];
		var pageSecTitle = c[pageSection];
		//document.title += ' / ' + pageSecTitle;
		document.write('<div class="pageSecTitle"><img src="images/util/pSec_head.gif" width="232" height="37" alt="El Ninos Powerful Reach"/></div>');
		//document.write('<div class="pageSecTitle"><img src="images/util/pSec_01_0' + pageSection + '_head.gif" width="232" height="37" alt="'+ pageSecTitle + '"/></div>');
		var len = c.length;
		var i = 0;
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				document.write('<div class="pageSec"><img src="images/util/pSec_01_0' + i + '_on.gif" alt="'+c[i]+'"/></div>');
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				var pageLink = '0' + curSubSection + '_0' + i + '_00.html';
				document.write('<div class="pageSec"><a href="' + pageLink + '"><img src="images/util/pSec_01_0' + i + '_off.gif" alt="'+c[i]+'"/></a></div>');
			}
		}
	document.write('</div>');
	if(!indexPage || indexPage == undefined){
	   writePageNav(curSubSection, pageNumber, true);
	}
}

function writeMediaNav()
{
	document.write('<div id="pageNav">');
		document.write('<div class="backButton"><a href="javascript:history.back()"><img src="images/util/goBack.gif"/></a></div>');
	document.write('</div>');
}

function writeSwf(filename, w, h)
{
	document.write('<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,0,0" width="'+ (w+20) +'" height="'+ (h+36) +'" id="swf_player" align="middle">');
	document.write('<param name="allowScriptAccess" value="sameDomain" />');
	document.write('<param name="movie" value="swf/swf_player_shell.swf" />');
	document.write('<param name="quality" value="high" />');
	document.write('<param name="bgcolor" value="#ebd377" />');
	document.write('<param name="FlashVars" value="path='+filename+'" />');
	document.write('<embed src="swf/swf_player_shell.swf" FlashVars="path='+filename+'" quality="high" bgcolor="#ebd377" width="'+ (w+20) +'" height="'+ (h+36) +'" name="swf_player" align="middle" allowScriptAccess="sameDomain" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" />');
	document.write('</object>');
}

function changeSecText(num)
{
    var curSec = sectionArray[curSubSection];
    var c = this[curSec + "_0" + pageSection];
    if(curSec == "saw"){
        c = this[curSec + "_Array"];
    }
    var txtVal = c[num];
    var obj = document.getElementById("pageTitle");
    obj.firstChild.nodeValue = txtVal;
}



-->
