function student() {
	smallwindow=window.open("students.html","","menubar=0,toolbar=0,location=0,directories=0,status=0,scrollbars=0,resizable=0,dependent=0,width=480,height=450,left=50,top=20");
	}
	function contact() {
	smallwindow=window.open("contact_2.html","","height=500, width=530, left=50, top=50");
	}
	function pdf() {
	smallwindow=window.open("pdf.html","","height=400, width=500, left=50, top=50");
	}
	function cam() {
	smallwindow=window.open("cam.html","","height=400, width=500, left=50, top=50");
	}