function nextPicture(id, index, imageCache) 
{
	var image = document.getElementById(id);
	
	index++;
	if (index >= (imageCache.length)) index = 0;
	
	if (document.all) 
	{
		image.style.filter="blendTrans(duration=1)";
		image.filters.blendTrans.Apply();
	}
	image.src = imageCache[index].src;

	if (document.all) 
	{
		image.filters.blendTrans.Play();
	}
	
	return index;
}

function previousPicture(id, index,imageCache) 
{
	var image = document.getElementById(id);
	
	index --;
	if (index < 0) index = imageCache.length - 1;
	
	if (document.all) 
	{
		image.style.filter="blendTrans(duration=1)";
		image.filters.blendTrans.Apply();
	}
	image.src = imageCache[index].src;
	
	if (document.all) 
	{
		image.filters.blendTrans.Play();
	}
	
	return index;
}

function enlargePicture(dir, index)
{
	window.open(dir + "/" + (index+1) + "_large.jpg");
}

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];}
}

function contact()
{
	aWindow = window.open("../contact/contact.htm", "contact_window", "toolbar=no, location=no, directories=no, status=no, menubar=no, scrollbars=yes, resizable=no, copyhistory=no, width=700, height=900");
}

function aboutus()
{
	aWindow = window.open("../about_PST/about.htm", "about_window", "toolbar=no, location=no, directories=no, status=no, menubar=no, scrollbars=yes, resizable=no, copyhistory=no, width=600, height=800");
}

function customerLogin()
{
	//alert('Customer login will be available in January 2006.');
}