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分享新手请教一个DIV的使用方法，急！！
我用VMLGraph1_0_1.js在DIV(id = div1)上画一幅图，然后想用setTimeOut方法定时在div1刷新该图，可是，在运行中，当再次刷新时，并不是在div1上重画上次的图，而是接着那幅图的下面又加了当前图（这样， 刷新十次，就画了十个图，郁闷）
请问有没有什么方法将DIV上画的东东全部清光，或者有谁用过VMLGraph1_0_1.js的，怎么解决这个问题？？
谢谢
请问有没有什么方法将DIV上画的东东全部清光，或者有谁用过VMLGraph1_0_1.js的，怎么解决这个问题？？
谢谢
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heguosheng 2005-04-18
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gu1dai 2005-03-25
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顶。。。
rocklabzhang 2005-03-25
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谢谢 zmy0611(zmy)
搞定
搞定
zmy0611 2005-03-25
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用document.all.test1.innerHTML = "";
wxf1988 2005-03-25
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可以在重新刷新前把DIV中的内容给清空
rocklabzhang 2005-03-25
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我用VMLGraph1_0_1.js在DIV(id = div1)上画一幅图，然后想用setTimeOut方法定时在div1刷新该图，可是，在运行中，当再次刷新时，并不是在div1上重画上次的图，而是接着那幅图的下面又加了当前图（这样， 刷新十次，就画了十个图，郁闷）
请问有没有什么方法将DIV上画的东东全部清光，或者有谁用过VMLGraph1_0_1.js的，怎么解决这个问题？？
代码如下：
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML xmlns:v="urn:schemas-microsoft-com:vml">
<HEAD>
<TITLE> Test VML Chart for Version 1.0.1 </TITLE>
<meta http-equiv="refresh" content="50">
<STYLE>
v\:* { BEHAVIOR: url(#default#VML) }
</STYLE>
<SCRIPT LANGUAGE="JavaScript" src="VMLGraph1_0_1.js"></SCRIPT>
</HEAD>
<BODY>
<form id="Form1" method="post" runat="server">
<div id=test1 style="Z-INDEX: 101; LEFT: 0px; WIDTH: 720px; POSITION: absolute; TOP: 0px; HEIGHT: 220px; BACKGROUND-COLOR: #ccffff" align="left"></div>
<SCRIPT LANGUAGE="JavaScript">
<!--
//柱状图
//var chart = new VerticalBarChart();
function drawPic(){
//线图
var chart = new VerticalLineChart();
var tmp = new Array();
chart.Text.Font.Size = 24;
chart.Text.Font.Style = fstBold;
chart.Shadow = true;
//document.all.test1 = null;
chart.Container = document.all.test1;
chart.initialise();
var s = new Series();
var label = new Array("Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec");
for(var i=0;i<label.length;i++){
v = Math.round(Math.random()*1000);
tmp[tmp.length] = v;
s.addData(label[i],v);
}
s.Title = "Series 1";
s.Color = "red";
chart.addSeries(s);
s = new Series();
for(var i=0;i<label.length;i++){
v = Math.round(Math.random()*1000);
s.addData(label[i],v);
}
s.Title = "Series 2";
s.Color = "green";
chart.addSeries(s);
chart.draw();
}
var limit=5;
function beginrefresh(){
limit-=1;
if (limit!=0)
curtime=limit+"秒后重刷本页！"
else
{
limit=5;
drawPic();//5秒后重画
}
window.status=curtime;
setTimeout("beginrefresh()",1000)
}
window.onload = beginrefresh
//-->
</SCRIPT>
</form>
</BODY>
</HTML>
请问有没有什么方法将DIV上画的东东全部清光，或者有谁用过VMLGraph1_0_1.js的，怎么解决这个问题？？
代码如下：
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML xmlns:v="urn:schemas-microsoft-com:vml">
<HEAD>
<TITLE> Test VML Chart for Version 1.0.1 </TITLE>
<meta http-equiv="refresh" content="50">
<STYLE>
v\:* { BEHAVIOR: url(#default#VML) }
</STYLE>
<SCRIPT LANGUAGE="JavaScript" src="VMLGraph1_0_1.js"></SCRIPT>
</HEAD>
<BODY>
<form id="Form1" method="post" runat="server">
<div id=test1 style="Z-INDEX: 101; LEFT: 0px; WIDTH: 720px; POSITION: absolute; TOP: 0px; HEIGHT: 220px; BACKGROUND-COLOR: #ccffff" align="left"></div>
<SCRIPT LANGUAGE="JavaScript">
<!--
//柱状图
//var chart = new VerticalBarChart();
function drawPic(){
//线图
var chart = new VerticalLineChart();
var tmp = new Array();
chart.Text.Font.Size = 24;
chart.Text.Font.Style = fstBold;
chart.Shadow = true;
//document.all.test1 = null;
chart.Container = document.all.test1;
chart.initialise();
var s = new Series();
var label = new Array("Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec");
for(var i=0;i<label.length;i++){
v = Math.round(Math.random()*1000);
tmp[tmp.length] = v;
s.addData(label[i],v);
}
s.Title = "Series 1";
s.Color = "red";
chart.addSeries(s);
s = new Series();
for(var i=0;i<label.length;i++){
v = Math.round(Math.random()*1000);
s.addData(label[i],v);
}
s.Title = "Series 2";
s.Color = "green";
chart.addSeries(s);
chart.draw();
}
var limit=5;
function beginrefresh(){
limit-=1;
if (limit!=0)
curtime=limit+"秒后重刷本页！"
else
{
limit=5;
drawPic();//5秒后重画
}
window.status=curtime;
setTimeout("beginrefresh()",1000)
}
window.onload = beginrefresh
//-->
</SCRIPT>
</form>
</BODY>
</HTML>
yeyu710 2005-03-24
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可不可以把你的代码贴出来啊!!这样子我们才知道怎么改啊!!
rocklabzhang 2005-03-24
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