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内容载入中...
在Firefox和Google的浏览器中用display隐藏Table的tr行中无法正常显示的问题,例如:
- <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
- <HTML>
- <HEAD>
- <TITLE> New Document </TITLE>
- <SCRIPT LANGUAGE="JavaScript">
- <!--
- var i =1;
- function change()
- {
- var dd = 'tr'+i;
- document.all(dd).style.display="none";
- i ++;
- }
- var j =1 ;
- function changeadd()
- {
- var dd = 'tr'+ j ;
- document.all(dd).style.display="block";
- j ++;
- }
- //-->
- </SCRIPT>
- </HEAD>
- <BODY>
- <TABLE border="1">
- <TR id ="tr1">
- <TD>w</TD>
- <TD>w</TD>
- <TD>w</TD>
- <TD>w</TD>
- <TD>w</TD>
- </TR>
- <TR id ="tr2">
- <TD>s</TD>
- <TD>d</TD>
- <TD>d</TD>
- <TD>d</TD>
- <TD>d</TD>
- </TR>
- <TR id ="tr3">
- <TD>333</TD>
- <TD>33</TD>
- <TD>3</TD>
- <TD>3</TD>
- <TD>3</TD>
- </TR>
- <TR id ="tr4">
- <TD>55</TD>
- <TD>5</TD>
- <TD>5</TD>
- <TD>5</TD>
- <TD>555</TD>
- </TR>
- </TABLE>
- <BUTTON onclick="change();"> 去除一行</BUTTON>
- <BUTTON onclick="changeadd();"> 增加一行 </BUTTON>
- </BODY>
- </HTML>
以上代码在ie中正常,但是在FireFox和Safari中就会出错。
问题:
在Firefox中执行后"display:none;"没有回收"display:block;"开辟的页面空间,
下次再执行"display:block;"又会在页面上重新创建显示空间。
原因:
The reason it "appears" to work with IE is probably because IE is
error-correcting the display property for you.As others have implied,
IE has no concept of the table-row value. In fact,Microsoft's documentation
(<URL:http://msdn.microsoft.com/workshop/author/dhtml/reference/properties/display.asp>)
clearly states that all block-like elements (with a few exceptions) have
'block' as their display value, contrary to specification.
解决:
将代码
style.display="block";
修改为
style.display="";
在Firefox中执行后"display:none;"没有回收"display:block;"开辟的页面空间,
下次再执行"display:block;"又会在页面上重新创建显示空间。
原因:
The reason it "appears" to work with IE is probably because IE is
error-correcting the display property for you.As others have implied,
IE has no concept of the table-row value. In fact,Microsoft's documentation
(<URL:http://msdn.microsoft.com/workshop/author/dhtml/reference/properties/display.asp>)
clearly states that all block-like elements (with a few exceptions) have
'block' as their display value, contrary to specification.
解决:
将代码
style.display="block";
修改为
style.display="";
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2009-06-3 12:49 AM |
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