function winOpener(a, b, c){
	d = "width=" + b + ", height=" + c + ", top=0, left=0, scrollbars=yes, toolbar=no, menubar=no, status=no, resizeable=no";
	//alert(d);
	e = window.open(a,'newWin',d);
	e.focus();
}

var onStep = NaN;
var Step = NaN;
	
function selectStep(stepNum) {		
	if(onStep == stepNum) {
	// alert(onStep);
		stepOff(stepNum);		
		onStep = NaN;
	//alert(onStep);
	} else if (onStep) {
		stepOff(onStep);
		stepOn(stepNum);
		onStep = stepNum;
	} else{		
		stepOn(stepNum); 
		onStep = stepNum;
	}
}
function stepOff(stepNum) {			
	contentObj = new getObj('content_'+stepNum);
	contentObj.style.display = 'none';
	stepObj = new getObj('s'+stepNum);
	stepObj.src = "images/arrowDown.gif";
}
function stepOn(stepNum) {		
	stepObj = new getObj('content_'+stepNum);
	stepObj.style.display = '';
	stepObj = new getObj('s'+stepNum);
	stepObj.src = "images/arrowOver.gif";	
	onStep = stepNum;
}
function getObj(obj){
	if (document.getElementById) {
		return document.getElementById(obj)
	} else if (document.all) {
		return document.all[obj]
	}
}
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) { //v4.01
  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 && d.getElementById) x=d.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];}
}