function updateCharCount( textField, displayArea, maxChars ){
	if ( textField.value.length > maxChars ){
		textField.value = textField.value.slice(0, maxChars);
	}
	displayArea.innerHTML = textField.value.length + " / " + maxChars + " characters";
	//alert(displayArea.innerHTML);
}

function toggleLayer( whichLayer )
{
	  var elem, vis;
	  if( document.getElementById ) // this is the way the standards work
			elem = document.getElementById( whichLayer );
	  else if( document.all ) // this is the way old msie versions work
			elem = document.all[whichLayer];
	  else if( document.layers ) // this is the way nn4 works
			elem = document.layers[whichLayer];
	  vis = elem.style;
	  
	  /// if the style.display value is blank we try to figure it out here
	  if(vis.display==''&&elem.offsetWidth!=undefined&&elem.offsetHeight!=undefined)
			vis.display = (elem.offsetWidth!=0&&elem.offsetHeight!=0)?'inline':'none';
	  vis.display = (vis.display==''||vis.display=='inline')?'none':'inline';
}

function toggleLayerHide( whichLayer )
{
	  var elem, vis;
	  if( document.getElementById ) // this is the way the standards work
			elem = document.getElementById( whichLayer );
	  else if( document.all ) // this is the way old msie versions work
			elem = document.all[whichLayer];
	  else if( document.layers ) // this is the way nn4 works
			elem = document.layers[whichLayer];
	  vis = elem.style;
	  
	  vis.display = 'none';
}

function toggleLayerShow( whichLayer )
{
	  var elem, vis;
	  if( document.getElementById ) // this is the way the standards work
			elem = document.getElementById( whichLayer );
	  else if( document.all ) // this is the way old msie versions work
			elem = document.all[whichLayer];
	  else if( document.layers ) // this is the way nn4 works
			elem = document.layers[whichLayer];
	  vis = elem.style;
	  
	  vis.display = 'inline';
}