// -----------------------------------------------------------
	// NavLinks_hover()
	// DHTML script for NavLinks mouseover and mouseout.
	// -----------------------------------------------------------

		function process_button()
		{
			var oEl = event.srcElement;
			event.cancelBubble = true;
			while( -1 == oEl.className.indexOf( "Btn" ) )
			{
				oEl = oEl.parentElement;
				if( !oEl ) return;
			}
			var baseClass = oEl.className.substring( 0 , oEl.className.indexOf( "Btn" ) + 3 );
			var btnImage = null;
			if( oEl.IMG ) btnImage = oEl.all.tags( "IMG" )[0];
	
			switch( event.type )
			{
				case "mouseout" :
					if( oEl.contains( event.toElement ) ) return;
					if( btnImage )
					{
						btnImage.src =  btnImage.src.substring( 0 , btnImage.src.length - 5 ) + "1.gif";
					}
					if( oEl.STATE )
					{
	
						oEl.className = baseClass + oEl.STATE;
					}
					else
					{
						oEl.className = baseClass + "Off";
					}
					break;
				case "mouseover" :
					if( oEl.contains( event.fromElement ) ) return;
					
					if( btnImage )
					{
						btnImage.src =  btnImage.src.substring( 0 , btnImage.src.length - 5 ) + "2.gif";
					}
					if( oEl.STATE )
					{
						var tmpState = oEl.STATE == "Off" ? "Up" : "Down";
						oEl.className = baseClass + tmpState;
					}
					else
					{
						oEl.className = baseClass + "Up";
					}
					break;
	
				case "mousedown" :
					oEl.className = baseClass + "Down";
					break;
	
				case "mouseup" :
					if( oEl.STATE )
					{
						oEl.STATE = oEl.STATE == "Off" ? "On" : "Off";
						var tmpState = oEl.STATE == "On" ? "Down" : "Up";
						oEl.className = baseClass + tmpState;
					}
					else
					{
						oEl.className = baseClass + "Up";
					}
					break;
	
				case "click" :
					event.returnValue = doButtonClick( oEl );
					break;
	
				case "dblclick" :
					event.returnValue = doButtonClick( oEl );
					break;
	
				case "keyup" :
					if( 13 == event.keyCode )
					{
						if( oEl.STATE )
						{
							oEl.STATE = oEl.STATE == "Off" ? "On" : "Off";
							var tmpState = oEl.STATE == "On" ? "Down" : "Up";
							oEl.className = baseClass + tmpState;
						}
						else
						{
							oEl.className = baseClass + "Up";
						}
						event.returnValue = doButtonClick( oEl );
					}
					break;
					
				case "selectstart" :
					if( oEl )
					{
						event.returnValue = false;
						return false;
					}
					break;
	
				default :
					break;
	
			}
		}
	

	////////////////////////////////////////////////////////////////////
	//
	//	Function: doButtonClick()
	//	Parameters: oEl - Button Element which fired the event
	//	Returns: event return value
	//
	//	This function navigates to the first link contained in a button,
	//	or performs a custom button action if one is defined on an individual page.
	//
	////////////////////////////////////////////////////////////////////
	
		function doButtonClick( oEl )
		{
			var oLink = oEl.all.tags( "A" );
			if( oLink.length  )
			{
				if( "_blank" == oLink[0].target )
				{
					winComments = open(oLink[0].href);
					winComments.focus();
					event.returnValue = false;
					return false;
				}
				else if( !oEl.ACTION )
				{
					oLink[0].click();
					return true;
				}
			}
			
			if( "function" == typeof( fnCustomAction ) )
			{	
				return fnCustomAction( oEl );
			}
		}