&lt;script&gt;<br />
var pos,str,para,parastr,tempstr1;<br />
tempstr=&quot;&quot;;<br />
str = window.location.href;<br />
pos = str.indexOf(&quot;?&quot;)<br />
parastr = str.substring(pos+1);<br />
document.write(&quot;&lt;br /&gt;文件路径：&quot;+str);<br />
if (pos&gt;0){<br />
document.write(&quot;&lt;br /&gt;所有参数：&quot;+parastr);<br />
}<br />
else<br />
{<br />
document.write (&quot;无参数&quot;);<br />
}<br />
if (str.indexOf(&quot;&amp;&quot;)&gt;0){<br />
para = parastr.split(&quot;&amp;&quot;);<br />
for(i=0;i&lt;para .length;i++)<br />
{<br />
tempstr1 = para[i];<br />
pos = tempstr1.indexOf(&quot;=&quot;);<br />
//document.write (tempstr1.substring(0,pos));<br />
document.write (&quot;&lt;br /&gt;参数&quot;+i+&quot;:&quot;+tempstr1.substring(0,pos));<br />
document.write (&quot;等于:&quot;+tempstr1.substring(pos+1));<br />
}<br />
}<br />
&lt;/script&gt;

&lt;form name=form action=&quot;&quot; method=post encType=multipart/form-data&gt;<br />
&lt;input onpropertychange=document.all.aaaa.src=this.value type=file name=upload/&gt;&lt;br /&gt;<br />
宽:&lt;input name=W/&gt; 高:&lt;input name=H/&gt;&lt;br /&gt;<br />
&lt;input type=submit value=提交/&gt;<br />
&lt;img style=&quot;POSITION: absolute; TOP: -100000px&quot; onerror='alert(&quot;类型错误或者目标不存在&quot;);'<br />
onload={<br />
document.all.W.value=this.width;<br />
document.all.H.value=this.height;<br />
} name=aaaa/&gt;<br />
&lt;/form&gt;

&lt;a href=&quot;fullsize.jpg&quot; target=&quot;_blank&quot;&gt;&lt;img src=&quot;small.jpg&quot;/&gt;&lt;/a&gt;

&lt;a href=&quot;fullsize.jpg&quot; onClick=&quot;window.open(this.href,'', 'height=350,width=400,toolbar=no,location=no,status=no,menubar=no');return false&quot;&gt;<br />
&lt;img src=&quot;small.jpg&quot;/&gt;&lt;/a&gt;