查询数据量较大。想在查询时弹出“正在查询..”的窗口
RT.
在做一个功能，读取的数据量较大时，会延迟7-10秒才得到结果，希望在执行过程中在网页弹出“正在查询”的小窗口，让用户不要放弃查询。功能由jsp+servlet实现，弹出窗口希望用JavaScript
求大神指导。。。
[解决办法]
参考一下。。。
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <html><head> <title>Untitled</title> <script language="javascript"> function _click() { waiting(); setTimeout("reload()", 1000); } function reload() { divModal.style.display = "none"; divProgressDialog.style.display = "none"; } function waiting(){ divModal.style.display = ""; divModal.style.width = document.body.scrollWidth; divModal.style.height = document.body.scrollHeight; divProgressDialog.style.display = ""; divProgressDialog.style.left = ((document.body.offsetWidth - divProgressDialog.offsetWidth) / 2); divProgressDialog.style.top = ((document.body.offsetHeight - divProgressDialog.offsetHeight) / 2); } </script></head> <body><input id="btn" name="btn" type="button" value="Search" onclick="_click();" /><input id="sexMale" style="width:20px;" type="radio" checked="checked" name="Sex" value="0"/>男<input id="sexMale" style="width:20px;" type="radio" name="Sex" value="1"/>女</p><DIV STYLE="FONT-SIZE: 8pt; Z-INDEX: ? FONT-FAMILY: Tahoma; POSITION: absolute; DISPLAY: none; CURSOR: default" ID="divProgressDialog" dir="ltr"> <DIV STYLE="PADDING: 3px;FONT-WEIGHT: bolder;COLOR:rgb(255, 0, 0)"> Loading......Please waitting......</DIV> </DIV> <DIV ID="divModal"STYLE="BORDER-TOP: white 1px groove; PADDING-BOTTOM: 5px; PADDING-TOP: 3px; BACKGROUND-COLOR: buttonface; TEXT-ALIGN: center; BACKGROUND-COLOR: white; FILTER: alpha(opacity=75); LEFT: 0px; POSITION: absolute; TOP: 1px; Z-INDEX: 3; DISPLAY: none;"> </DIV></body></html>