在JavaScript函数中定义全局变量
trailimage
makeObj
<html xmlns="http://www.w3.org/1999/xhtml"> <head id="Head1" runat="server"> <title></title> <script type="text/javascript"> var offsetfrommouse = [10, -20]; var displayduration = 0; var obj_selected = 0; function makeObj(address) { **var trailimage = [address, 50, 50];** document.write('<img id="trailimageid" src="' + trailimage[0] + '" border="0" style=" position: absolute; visibility:visible; left: 0px; top: 0px; width: ' + trailimage[1] + 'px; height: ' + trailimage[2] + 'px">'); obj_selected = 1; } function truebody() { return (!window.opera && document.compatMode && document.compatMode != "BackCompat") ? document.documentElement : document.body; } function hidetrail() { var x = document.getElementById("trailimageid").style; x.visibility = "hidden"; document.onmousemove = ""; }
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