function checkbrowser() {
	var browserOK = (((navigator.appName == "Netscape") &&
   		(parseInt(navigator.appVersion)>= 3	 )) ||
   		((navigator.appName == "Microsoft Internet Explorer") && 
   		(parseInt(navigator.appVersion)>= 4 )));
	return browserOK;
}   

function setup() {
	image0=new Image();
	image0.src='media/planet.gif';
}

function setupB() {
	image0=new Image();
	image0.src='../media/planet.gif';
}

function setupC() {
	image0=new Image();
	image0.src='../../media/planet.gif';
}

function setup0() {
		browserOK = checkbrowser();
		if (browserOK) {
			setup();
		
		parent.nav.resetimg();
  		parent.nav.document.images[0].src=image0.src; 
		}
}

function setup1() {
		browserOK = checkbrowser();
		if (browserOK) {
			setup();
		
  		parent.nav.resetimg();
  		parent.nav.document.images[1].src=image0.src; 
		}
}
	
function setup2() {
		browserOK = checkbrowser();
		if (browserOK) {
			setup();
		
  		parent.nav.resetimg();
  		parent.nav.document.images[2].src=image0.src; 
		}
}
	
function setup3() {
		browserOK = checkbrowser();
		if (browserOK) {
			setup();
		
  		parent.nav.resetimg();
  		parent.nav.document.images[3].src=image0.src; 
		}
}
	
function setup4() {
		browserOK = checkbrowser();
		if (browserOK) {
			setup();
		
  		parent.nav.resetimg();
  		parent.nav.document.images[4].src=image0.src; 
		}
}
	
function setup5() {
		browserOK = checkbrowser();
		if (browserOK) {
			setup();
		
  		parent.nav.resetimg();
  		parent.nav.document.images[5].src=image0.src; 
		}
}
	
function setup6() {
		browserOK = checkbrowser();
		if (browserOK) {
			setup();
		
  		parent.nav.resetimg();
  		parent.nav.document.images[6].src=image0.src; 
		}
}
	
function setup7() {
		browserOK = checkbrowser();
		if (browserOK) {
			setup();
		
  		parent.nav.resetimg();
  		parent.nav.document.images[7].src=image0.src; 
		}
}
	
function setup8() {
		browserOK = checkbrowser();
		if (browserOK) {
			setup();
		
  		parent.nav.resetimg();
  		parent.nav.document.images[8].src=image0.src; 
		}
}

function setup9() {
		browserOK = checkbrowser();
		if (browserOK) {
			setup();
		
  		parent.nav.resetimg();
  		parent.nav.document.images[9].src=image0.src; 
		}
}

function setup10() {
		browserOK = checkbrowser();
		if (browserOK) {
			setupB();
		
  		parent.nav.resetimg();
  		parent.nav.document.images[7].src=image0.src; 
		}
}

function setup11() {
		browserOK = checkbrowser();
		if (browserOK) {
			setupC();
		
  		parent.nav.resetimg();
  		parent.nav.document.images[7].src=image0.src; 
		}
}

function setup12() {
		browserOK = checkbrowser();
		if (browserOK) {
			setupB();
			
		parent.nav.resetimg();
  		parent.nav.document.images[5].src=image0.src; 
		}
}

function setup13() {
		browserOK = checkbrowser();
		if (browserOK) {
			setup();
			
		top.nav.resetimg();
  		top.nav.document.images[4].src=image0.src; 
		}
}

function setup14() {
		browserOK = checkbrowser();
		if (browserOK) {
			setup();
			
		top.nav.resetimg();
  		top.nav.document.images[5].src=image0.src; 
		}
}
	
function boing1() {

	appear=window.open("thirdmodel.htm", "appear", "scrollbars=yes,width=400,height=250");
}

function boing2() {

	appear2=window.open("supersymmetry.htm", "appear2", "scrollbars=yes,width=400,height=250");
}

function boing3() {

	appear3=window.open("expansion.htm", "appear3", "scrollbars=yes,width=400,height=250");
}

function boing4() {

	appear4=window.open("glossary2.htm", "appear4", "scrollbars=yes,width=400,height=250");
}

function loadconst(pagetitle) {
	pos = pagetitle.indexOf("-");
	backend = pagetitle.substring(pos+2,pagetitle.length);
	top.nav.setConstellation(backend);
	top.main.location.href = "constframes.htm";
}

function chkform() {
		var flag=0;
		var msg="";
		
		if (document.addform.name.value == ""){
			flag=1;
			msg=msg + "Please give your name.\n";
		}
		if (document.addform.email.value == ""){
			flag=1;
			msg=msg + "Please give your email address.\n";
		}
		if (document.addform.msg.value == ""){
			flag=1;
			msg=msg + "Please give your comments.\n";
		}
		if (flag==0){
			document.addform.submit();
		}else{
			alert(msg);
		}
}

function strings () {
	page = document.stringnav.stringselect.selectedIndex;
    pageval = document.stringnav.stringselect.options[page].value;
	top.main.location.href = pageval;
	if (pageval == "x") return; 
}