isIE=document.all;
isNN=!document.all&&document.getElementById;
isN4=document.layers;

if (document.images) 
{
   img1 = new Image();
   img1.src = "img/about_over.gif";
   img2 = new Image();
   img2.src = "img/people_over.jpg";
   img3 = new Image();
   img3.src = "img/places_over.jpg";
   img4 = new Image();
   img4.src = "img/recreation_over.jpg";
   img5 = new Image();
   img5.src = "img/relax_over.jpg";
   img6 = new Image();
   img6.src = "img/rejuvenation_over.jpg";
   img7 = new Image();
   img7.src = "img/castoffs_over.jpg";
   img8 = new Image();
   img8.src = "img/hungry_over.jpg";
}

function getElement( id ) {
	return document.getElementById( id );
}
	
function changeImage( src, x, y ) {
	var frame = getElement('galImage')
	if( frame ) {
		frame.src = src;
		if(x)
		{
			frame.width=x;
		}
		if(y)
		{
			frame.height=y;
		}
	}
}

function swap(a,b)
{
	a.src = b;
}