<!--

	var myimages=new Array();
	
	function preloadImgs(){
		for (i=0;i<preloadImgs.arguments.length;i++){
			myimages[i]=new Image();
			myimages[i].src=preloadImgs.arguments[i];
		}
	}

	//preload nav
	preloadImgs("images/nav_about_over.gif", "images/nav_cond_over.gif", "images/nav_educ_over.gif", "images/nav_home_over.gif", "images/nav_news_over.gif", "images/nav_treat_over.gif", "images/nav_contact_over.gif");


	function swapImg(img1,img2) {
		if (document.images) {
			document[img1].src = img2;
		}
	}
	
//-->