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) { //v4.01
  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];}
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function toggle( targetId,dtarget1,dtarget2,dtarget3 ){
  if (document.getElementById){
  		target = document.getElementById( targetId );
		dtarget1 = document.getElementById( dtarget1 );
		dtarget2 = document.getElementById( dtarget2 );
		dtarget3 = document.getElementById( dtarget3 );
		
		target.style.display = "";
		dtarget1.style.display = "none";
		dtarget2.style.display = "none";
		dtarget3.style.display = "none";
  	}
}

function slowdownScroll() {

   if(navigator.appName == "Microsoft Internet Explorer" && document.compatMode == "CSS1Compat") {
      sctop = document.body.parentNode.scrollTop;
   }
   else if(window.pageYOffset){
      sctop = window.pageYOffset;
   } else {
      sctop = document.body.scrollTop;
   }

   if(sctop){
      scup = Math.ceil(sctop*.2);
      scrollBy(0,-scup);
      if (sctop-scup) setTimeout("slowdownScroll()",20);
   }
}

function showtab( targetId ){
	if (document.getElementById){
		target = document.getElementById( targetId );
		if (target.style.display == "none"){
			target.style.display = "";
		}
	}
}

function hidetab( targetId ){
	if (document.getElementById){
		target = document.getElementById( targetId );
		if (target.style.display == ""){
			target.style.display = "none";
		}
	}
}

function cleartab(guideNo){
	if (document.getElementById){
		for(i=1;i<=guideNo;i++){
			if (document.getElementById( 'stb'+i )){
				target = document.getElementById( 'stb'+i );
				target.style.display = "none";
			}
			if (document.getElementById( 'st'+i )){
				target = document.getElementById( 'st'+i );
				target.style.display = "";
			}
		}
	}
}