// Top navigation functions



// Javascript functions

function openWindow(mypage, myname, w, h, props){
	var winl = (screen.width - w) / 2;
	var wint = (screen.height - h) / 2;
	winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl;
	if (props){winprops=winprops+','+props;}
	win = window.open(mypage, myname, winprops)
}

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 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];}
}

function runPreLoad(){
	MM_preloadImages('img/topmenu-intro-roll.gif',
	'img/topmenu-letter-roll.gif',
	'img/topmenu-answer-roll.gif',
	'img/topmenu-glance-roll.gif',
	'img/topmenu-officers-roll.gif',
	'img/topmenu-corpinfo-roll.gif',
	'img/topmenu-form10k-roll.gif',
	'img/topmenu-pdf-roll.gif');
}

var activeChart = 0;

function showChart (num){
	if (activeChart !=0){
		window.parent.document['lChart'].src = 'img/clear.gif';
		chartPlus = "x" + activeChart;
		document.getElementById(chartPlus).innerHTML = "+"
	}
	if (num == activeChart){
		chartPlus = "x" + num;
		document.getElementById(chartPlus).innerHTML = "+"
		window.parent.document['lChart'].src = 'img/clear.gif';
		activeChart = 0
	}
	else if (num != 12){
		activeChart = num;
		chartPlus = "x" + num;
		document.getElementById(chartPlus).innerHTML = "&ndash;"
		window.parent.document['lChart'].src = 'img/chart-letter-'+num+'.gif';
	}
	else if (num == 12){
		activeChart = num;
		openWindow('chart-letter-12.html', 'chart12', 437, 431, '');
	}
	//window.parent.document['lChart'].border = 1;

}

function gotoIfr(ffile,fimage){
	window.parent.document['lChart'].src = 'img/'+fimage;
	window.info.location.href = ffile;
}

var activeStyle = '';

function changeStyle(id, newClass, rClass) {

// get the previous id set and change it to rClass
if (activeStyle != ''){
	identity=document.getElementById(activeStyle);
	identity.className=rClass;
}
// save the new id that is about to change
activeStyle = id;

// Set the id class = newClass
identity=document.getElementById(id);
identity.className=newClass;

}