var win = null;function NewWindow(mypage,myname,w,h,scroll,size){LeftPosition = (screen.width) ? (screen.width-w)/2 : 0;TopPosition = (screen.height) ? (screen.height-h)/2 : 0;settings ="height="+h+",width="+w+",top="+TopPosition+",left="+LeftPosition+",scrollbars="+scroll+",resizable="+size;win = window.open(mypage,myname,settings)}