function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}
function MM_findObj(n, d) { //v3.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document); return x;
}
function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
 var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
   var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
   if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function fwLoadMenus() {
  if (window.fw_menu_0) return;
  window.fw_menu_0 = new Menu("root",143,17,"Verdana, Arial, Helvetica, sans-serif",10,"#000000","#ffff00","#ffffff","#00ccff");
  fw_menu_0.addMenuItem("Why We Need Energy","location='aw.asp'");
  fw_menu_0.addMenuItem("Power Source","location='ap.asp'");
  fw_menu_0.addMenuItem("Types of Energy","location='at.asp'");
   fw_menu_0.hideOnMouseOut=true;
    window.fw_menu_1_1 = new Menu("Electricity",113,17,"Verdana, Arial, Helvetica, sans-serif",10,"#000000","#ffff00","#ffffff","#00ccff");
    fw_menu_1_1.addMenuItem("How It Works","location='lew.asp'");
    fw_menu_1_1.addMenuItem("Electric Journey","location='lej.asp'");
    fw_menu_1_1.addMenuItem("Electric History","location='leh.asp'");
    fw_menu_1_1.addMenuItem("Fun Facts","location='lef.asp'");
    fw_menu_1_1.addMenuItem("Lightning Strike","location='les.asp'");
		
	
    fw_menu_1_1.addMenuItem("Electric Lineman","location='lel.asp'");
	
	
     fw_menu_1_1.hideOnMouseOut=true;
    window.fw_menu_1_2 = new Menu("Natural Gas",183,17,"Verdana, Arial, Helvetica, sans-serif",10,"#000000","#ffff00","#ffffff","#00ccff");
    fw_menu_1_2.addMenuItem("All About Natural Gas","location='lgw.asp'");
    fw_menu_1_2.addMenuItem("From the Well to Your Home","location='lgh.asp'");
    fw_menu_1_2.addMenuItem("How We Use Natural Gas","location='lgn.asp'");
     fw_menu_1_2.hideOnMouseOut=true;

    window.fw_menu_1_3 = new Menu("HydroPower",177,17,"Verdana, Arial, Helvetica, sans-serif",10,"#000000","#ffff00","#ffffff","#00ccff");
    fw_menu_1_3.addMenuItem("What is HydroPower","location='lhh.asp'");
    fw_menu_1_3.addMenuItem("Electricity from Water Power","location='lhw.asp'");
     fw_menu_1_3.hideOnMouseOut=true;
	 
	 
    window.fw_menu_1_4 = new Menu("Nuclear Power",168,17,"Verdana, Arial, Helvetica, sans-serif",10,"#000000","#ffff00","#ffffff","#00ccff");
    fw_menu_1_4.addMenuItem("How It Works","location='lnh.asp'");

	/* fw_menu_4.addMenuItem("Nuclear Power","location='lnh.asp'"); */
	
     fw_menu_1_4.hideOnMouseOut=true;
	 
    window.fw_menu_1_5 = new Menu("Alternative Energy Sources",130,17,"Verdana, Arial, Helvetica, sans-serif",10,"#000000","#ffff00","#ffffff","#00ccff");
    fw_menu_1_5.addMenuItem("Biomass","location='lab.asp'");
    fw_menu_1_5.addMenuItem("Fuel Cells","location='laf.asp'");
    fw_menu_1_5.addMenuItem("Geothermal Energy","location='lag.asp'");
    fw_menu_1_5.addMenuItem("Solar Power","location='las.asp'");
    fw_menu_1_5.addMenuItem("Wind Power","location='law.asp'");
     fw_menu_1_5.hideOnMouseOut=true;
	 
	 
  window.fw_menu_1 = new Menu("root",171,17,"Verdana, Arial, Helvetica, sans-serif",10,"#000000","#ffff00","#ffffff","#00ccff");
  fw_menu_1.addMenuItem(fw_menu_1_1);
  fw_menu_1.addMenuItem(fw_menu_1_2);
  fw_menu_1.addMenuItem(fw_menu_1_3);
  fw_menu_1.addMenuItem(fw_menu_1_4);
  fw_menu_1.addMenuItem(fw_menu_1_5);
   fw_menu_1.hideOnMouseOut=true;
   
   
   fw_menu_1.childMenuIcon="graphics/nav/arrows.gif";
  window.fw_menu_2 = new Menu("root",136,17,"Verdana, Arial, Helvetica, sans-serif",10,"#000000","#ffff00","#ffffff","#00ccff");
  fw_menu_2.addMenuItem("Let's Save Energy","location='es.asp'");
  fw_menu_2.addMenuItem("Energy Survey","location='ee.asp'");
  fw_menu_2.addMenuItem("Light Switch","location='el.asp'");
  fw_menu_2.addMenuItem("Appliance Calculator","location='ea.asp'");
   fw_menu_2.hideOnMouseOut=true;
   
   
  window.fw_menu_3 = new Menu("root",113,17,"Verdana, Arial, Helvetica, sans-serif",10,"#000000","#ffffff","#ffffff","#00ccff");
  fw_menu_3.addMenuItem("Emergency 911","location='pe.asp'");
  fw_menu_3.addMenuItem("Safety at Home","location='ps.asp'");
  fw_menu_3.addMenuItem("Outdoor Safety","location='po.asp'");
   fw_menu_3.hideOnMouseOut=true;
   
   
   window.fw_menu_4_1 = new Menu("Experiments",165,17,"Verdana, Arial, Helvetica, sans-serif",10,"#000000","#ffff00","#ffffff","#00ccff");
    fw_menu_4_1.addMenuItem("Charge Up Your Cheerios","location='fec.asp'");
    fw_menu_4_1.addMenuItem("Make a Solar Cooker","location='fes.asp'");
/*    fw_menu_4_1.addMenuItem("Complete a Circuit","location='fei.asp'"); */
    fw_menu_4_1.addMenuItem("Make an Anemometer","location='fea.asp'");
     fw_menu_4_1.hideOnMouseOut=true;
	 
	 
  window.fw_menu_4 = new Menu("root",102,17,"Verdana, Arial, Helvetica, sans-serif",10,"#000000","#ffff00","#ffffff","#00ccff");
  fw_menu_4.addMenuItem("Coloring Book","location='fc.asp'");
  fw_menu_4.addMenuItem(fw_menu_4_1);
  fw_menu_4.addMenuItem("Games","location='fg.asp'");
  fw_menu_4.addMenuItem("Meter Reader","location='fm.asp'");
   fw_menu_4.hideOnMouseOut=true;
   
   
   fw_menu_4.childMenuIcon="graphics/nav/arrows.gif";

  fw_menu_4.writeMenus();
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

//Browser Detection
var browser = "";
var browsername = navigator.appName;
var browserversion = parseInt(navigator.appVersion);
if (browsername == "Netscape") {
    browser = "ns" + browserversion;
} else {
    if (browsername == "Microsoft Internet Explorer") {
        if (browserversion >= 4) {
            browser = "ie" + browserversion;
        } else {
            browser = "ie3";
        }
    }
}

function popNav(url,name,features) {
   if ((browser == "ns3","ns4") || (browser == "ie4")) {
   popBox = window.open(url,name,features);
   popBox.focus();
     } else {
          if (browser == "ie3") {
          popBox = window.open(url,name,features);
         }  
	}
}