function newWindow(instruct) {
practWind = window.open(instruct, 'practwin', "height="+(window.screen.availHeight-150)+", width="+(window.screen.availWidth-10)+", innerHeight="+(window.screen.availHeight-10)+", innerWidth="+(window.screen.availWidth-10)+",top=0,left=0,toolbar,status,scrollbars,location=0,menubar,directories,resizable");

practWind.focus()

}