下面代码仅能在Ie下实现,,
帮看看怎么样与Netscape兼容
onClick="LayerHelp.style.visibility='visible';" onMouseMove="
LayerHelp.style.left=document.body.scrollLeft+window.event.clientX+20;
LayerHelp.style.top=document.body.scrollTop+window.event.clientY;
LayerHelp.style.visibility='visible';" onMouseOut="LayerHelp.style.visibility='hidden';"
src="images/im_ask.gif" width="15" height="17" />
style="position:absolute; width:330px; height:8px; z-index:1; visibility: hidden">
Choose ''Projects' to log into development extranets,
choose 'Outreach' to log into IMS reports.
