function IsEmpty(elem)
{
	if (elem.value.length > 0)
		return false;
	
	alert("Please provide a value for the " + elem.getAttribute('friendlyname') + " field.");
	return true;
}


function CheckForEnterKey(e, src, action) 
{
	if(e.keyCode == 13 && !IsEmpty(src))
	{
		eval(action);
		e.cancel = true;
		return false;
	}
	return true;
}


function swapImage(what,which) 
{
  document.getElementById(what).src = which;
}


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 SetVisible(id, state)
{
	var elm = document.getElementById(id);
	if (state == true || state == "visible")
		elm.style['display'] = 'block';
	else
		elm.style['display'] = 'none';
}


function changeImage(mediumPath,imageDescription, largePath)
{
	mediumImage = document.getElementById("mediumImage");
	mediumImage.src = mediumPath;
	
	currentImage = largePath;
	
	var ie4=document.all;
	var ns6=document.getElementById;
	
	if (ie4||ns6)
	{
		var contentObj=document.getElementById? document.getElementById("colorLabel"): document.all.colorLabel;
		contentObj.innerHTML = "Currently showing: " + imageDescription;
	}		
}


function makeRemote()
{
	remote=window.open(currentImage,"remoteWin","width=750,height=600,screenX=10,left=10,screenY=10,top=10,status=no,scrollbars=yes,resizable=yes,menubar=yes");
}


function openSizeChart(pageName)
{
	remote=window.open(pageName,"remoteWin","width=750,height=600,screenX=10,left=10,screenY=10,top=10,status=no,scrollbars=yes,resizable=yes,menubar=yes");
}


function ShowPreview() 
{
	window.open(
		'CDPreview.htm',
		'PreviewWindow',
		'toolbar=no,location=no,directories=no,status=no, menubar=no,scrollbars=no,resizable=no,width=500,height=400'
	); 

	return;	
}