function openWin(openUrl,w,h){ var iWidth = w || 1200; //弹出窗口的宽度; var iHeight = h || 600; //弹出窗口的高度; var iTop = (window.screen.availHeight-30-iHeight)/2; //获得窗口的垂直位置; var iLeft = (window.screen.availWidth-10-iWidth)/2; //获得窗口的水平位置; window.open(openUrl,"","height="+iHeight+", width="+iWidth+", top="+iTop+", left="+iLeft); }