if (document.images) {
		var btn1 			= new Image();
		var btn1_over 		= new Image();
		var btn2 			= new Image();
		var btn2_over 		= new Image();
		var btn3 			= new Image();
		var btn3_over 		= new Image();
		var btn4 			= new Image();
		var btn4_over 		= new Image();
		var btn5 			= new Image();
		var btn5_over 		= new Image();
		var btn6 			= new Image();
		var btn6_over 		= new Image();
		var btn7 			= new Image();
		var btn7_over 		= new Image();
		var btn8 			= new Image();
		var btn8_over 		= new Image();
		var btn9 			= new Image();
		var btn9_over 		= new Image();
		var btn10 		= new Image();
		var btn10_over 		= new Image();
		btn1.src 			= "/imgs/nav_administration.gif";
		btn1_over.src 		= "/imgs/nav_administration_2.gif";
		btn2.src 			= "/imgs/nav_newsnotes.gif"
		btn2_over.src 		= "/imgs/nav_newsnotes_2.gif"
		btn3.src 			= "/imgs/nav_curriculum.gif";
		btn3_over.src 		= "/imgs/nav_curriculum_2.gif";
		btn4.src 			= "/imgs/nav_library.gif"
		btn4_over.src 		= "/imgs/nav_library_2.gif"
		btn5.src 			= "/imgs/nav_schools.gif"
		btn5_over.src 		= "/imgs/nav_schools_2.gif"
		btn6.src 			= "/imgs/nav_calendar.gif";
		btn6_over.src 		= "/imgs/nav_calendar_2.gif";
		btn7.src 			= "/imgs/nav_staff_resources.gif"
		btn7_over.src 		= "/imgs/nav_staff_resources_2.gif"
		btn8.src 			= "/imgs/nav_technology.gif"
		btn8_over.src 		= "/imgs/nav_technology_2.gif"
		btn9.src 			= "/imgs/nav_directory.gif"
		btn9_over.src 		= "/imgs/nav_directory_2.gif"
		btn10.src 		= "/imgs/nav_email.gif";
		btn10_over.src 		= "/imgs/nav_email_2.gif";

	}

	function overBtn(imgName) {
		if(document.images) {
			startImg = eval(imgName + "_over.src");
			document [imgName].src = startImg;
		}
	}

	function outBtn(imgName) {
		if(document.images) {
			startImg = eval(imgName + ".src");
			document [imgName].src = startImg;
		}
	}