如何丰富alt属性的显示效果

IE默认会给带alt属性图片和带title的链接一个浮动显示

[Ctrl+A 全选注:如需引入外部Js需刷新才能执行]

很多朋友觉得不好看或者功能不丰富想改改，搜集了几种办法大家研究下

[Ctrl+A 全选注:如需引入外部Js需刷新才能执行]

如需引入外部Js需刷新才能执行]</div><BR><div class="htmlarea"><TEXTAREA id="runcode15073">
<html> 
<head> 
  <script language="javascript"> 
var tipTimer; 
function locateObject(n, d) { //v3.0 
var p,i,x; if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) { 
d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);} 
if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n]; 
for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=locateObject(n,d.layers[i].document); return x; 
}

function showTooltip(object,e, tipContent, backcolor, bordercolor, textcolor, displaytime) 
{ 
window.clearTimeout(tipTimer)

if (document.all) 
{ 
locateObject(object).style.top=document.body.scrollTop+event.clientY+20

locateObject(object).innerHTML='<table style="font-family: Verdana,Tahoma, Arial, Helvetica, sans-serif; font-size: 11px; border: '+bordercolor+'; border-style: solid; border-top-width: 1px; border-right-width: 1px; border-bottom-width: 1px; border-left-width: 1px; background-color: '+backcolor+'" width="10" border="0" cellspacing="1" cellpadding="1"><tr><td nowrap><font style="font-family: Verdana,Tahoma, Arial, Helvetica, sans-serif; font-size: 11px; color: '+textcolor+'">'+unescape(tipContent)+'</font></td></tr></table> '

if ((e.x + locateObject(object).clientWidth) > (document.body.clientWidth + document.body.scrollLeft)) 
{  
locateObject(object).style.left = (document.body.clientWidth + document.body.scrollLeft) - locateObject(object).clientWidth-10; 
} 
else 
{ 
locateObject(object).style.left=document.body.scrollLeft+event.clientX 
} 
locateObject(object).style.visibility="visible" 
tipTimer=window.setTimeout("hideTooltip('"+object+"')", displaytime); 
return true; 
} 
else if (document.layers) 
{ 
locateObject(object).document.write('<table width="10" border="0" cellspacing="1" cellpadding="1"><tr bgcolor="'+bordercolor+'"><td><table width="10" border="0" cellspacing="0" cellpadding="2"><tr bgcolor="'+backcolor+'"><td nowrap><font style="font-family: Verdana,Tahoma, Arial, Helvetica, sans-serif; font-size: 11px; color: '+textcolor+'">'+unescape(tipContent)+'</font></td></tr></table></td></tr></table>') 
locateObject(object).document.close() 
locateObject(object).top=e.y+20

if ((e.x + locateObject(object).clip.width) > (window.pageXOffset + window.innerWidth)) 
{ 
locateObject(object).left = window.innerWidth - locateObject(object).clip.width-10; 
} 
else 
{ 
locateObject(object).left=e.x; 
} 
locateObject(object).visibility="show" 
tipTimer=window.setTimeout("hideTooltip('"+object+"')", displaytime); 
return true; 
} 
else 
{ 
return true; 
} 
} 
</script> 
  </head> 
  <body> 
<div id="dHTMLToolTip" style="position: absolute; visibility: hidden; width:10; height: 10; z-index: 1000; left: 0; top: 0"></div> 
<span onMouseOver="showTooltip('dHTMLToolTip',event, '文字提示信息部分
带图片的', '#fffff2','#000000','#000000','20000')" onMouseOut="hideTooltip('dHTMLToolTip')">点这里</span> 
</body> 
<html>

[Ctrl+A 全选注:如需引入外部Js需刷新才能执行]

//SCROLL 
function Scroll(layerName){ 
if (NS4 || IE4) { 
 if (NS4 || IE4) {  
 if(i<(begin_pos+scroll_length)){ 
 eval(layerRef+'["'+layerName+'"]'+ 
 styleSwitch+'.visibility="visible"'); 
 eval(layerRef+'["'+layerName+'"]'+ 
 styleSwitch+'.left="'+i+'"'); 
 i++; 
 j++; 
 if(i==j){ 
 setTimeout("Scroll('"+layerName+"')",time_length);} 
 } 
 } 
 } 
}

//STOP SCROLLING 
function StopScroll(layerName) 
{ 
i=begin_pos+scroll_length; 
  eval(layerRef+'["'+layerName+'"]'+ 
  styleSwitch+'.left="'+i+'"'); 
  hideLayer(layerName); 
}

function reset() 
{  
i=begin_pos; 
j=i; 
}

// HIDE HINT 
function hideLayer(layerName){ 
 if (NS4 || IE4) { 
 eval(layerRef+'["'+layerName+'"]'+ 
 styleSwitch+'.visibility="hidden"'); 
 } 
 }

</script>

<span class="header">Link Hint Scroller 1.0</span>

Move your mouse over 
</center> 
<div id="prem_hint" style="position:relative; visibility:hidden" class="prem_hint"> 
This is the hint or description for the above link! 
</div>

</DIV>

[Ctrl+A 全选注:如需引入外部Js需刷新才能执行]

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