<!--  if the browser doesn't support JavaScript, hide this code

			
	function preload() { //load nav graphics as page initially loads
	
		var args = preload.arguments;
		images = new Array(args.length);
		for (var i=0; i < args.length; i++) {
			images[i] = new Image();
			images[i].src = args[i]
			}
		}
	
	function swap() { 
  		var i, j=0, arrIndex;
		var args = swap.arguments; 
  		document.imageArr = new Array; 
  		for (i=0; i<(args.length-2); i+=3)
   			if ((arrIndex=MM_findObj(args[i]))!=null){ //the image we're looking for
    			document.imageArr[j++] = arrIndex; 
				if(!arrIndex.oldSource) 
					arrIndex.oldSource=arrIndex.src;  //remember the outgoing image
	 			arrIndex.src=args[i+2];  //assign a new image
				}
	 	}
		
	function restore() { 
  		var i, arrIndex, swapImageArr=document.imageArr; 
  		for(i=0; swapImageArr&&i<swapImageArr.length&&(arrIndex=swapImageArr[i])&&arrIndex.oldSource;i++) 
			arrIndex.src=arrIndex.oldSource;
		}

	
	 function MM_findObj(n, d) { 
	 	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); 
		return x;
}

	
	//-->