function swapImage() { //v3.0
  	var x,a=swapImage.arguments,d=document;   	
  	if ((x=d.getElementById(a[0]))!=null)
   	{   	
   		x.src=a[1];
   	}
}
function 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=preloadImages.arguments; 
   		for(i=0; i<a.length; i++)
   		{   		
   				d.MM_p[j]=new Image; 
   				d.MM_p[j++].src=a[i];
   		}
   }
}