//main navigation 
	var navSrcPathsOff = new Array();
	navSrcPathsOff[0] = "/assets/t2/t2_nav_abouttheartist_off.gif";
	navSrcPathsOff[1] = "/assets/t2/t2_nav_gallery_off.gif";
	navSrcPathsOff[2] = "/assets/t2/t2_nav_frames_off.gif";
	navSrcPathsOff[3] = "/assets/t2/t2_nav_buy_off.gif";
	navSrcPathsOff[4] = "/assets/t2/t2_nav_artlinks_off.gif";
	navSrcPathsOff[5] = "/assets/t2/t2_nav_contactjim_off.gif";
	navSrcPathsOff[6] = "/assets/t2/t2_printarrow-rt.gif";
	navSrcPathsOff[7] = "/assets/t2/t2_printarrow-left.gif";
	navSrcPathsOff[8] = "/assets/global/arrow_off.gif";
	
	var navSrcPathsOn = new Array();
	navSrcPathsOn[0] = "/assets/t2/t2_nav_abouttheartist_on.gif";
	navSrcPathsOn[1] = "/assets/t2/t2_nav_gallery_on.gif";
	navSrcPathsOn[2] = "/assets/t2/t2_nav_frames_on.gif";
	navSrcPathsOn[3] = "/assets/t2/t2_nav_buy_on.gif";
	navSrcPathsOn[4] = "/assets/t2/t2_nav_artlinks_on.gif";
	navSrcPathsOn[5] = "/assets/t2/t2_nav_contactjim_on.gif";
	navSrcPathsOn[6] = "/assets/t2/t2_printarrow-rt_on.gif";
	navSrcPathsOn[7] = "/assets/t2/t2_printarrow-left_on.gif";
	navSrcPathsOn[8] = "/assets/global/arrow_on.gif";
	
	//precache images
	mainNav = new Array(navSrcPathsOff.length);
	mainNavOn = new Array(navSrcPathsOn.length);

	for(i = 0; i < mainNav.length; i++){
		mainNav[i] = new Image();
		mainNav[i].src = navSrcPathsOff[i];
		mainNavOn[i] = new Image();
		mainNavOn[i].src = navSrcPathsOn[i];
	}

	function swap(imgName,imgarray,imgNum){
		var theImage = document.getElementById(imgName);
		if(typeof imgarray == "string"){
			imgarray = eval(imgarray);
		}
		theImage.src = imgarray[imgNum].src;
	}