LevelOne WHG-311, Руководство пользователя, Страница: 238 / 307

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<FORM action="" method="post" name="form">
<script language="Javascript">
form.action = getVarFromURL(window.location.href, 'loginurl');
</script>
<INPUT type="text" name="myusername" size="25">
<INPUT type="password" name="mypassword" size="25">
<INPUT name="button_submit" type="submit" value="Enter">
<INPUT name="button_clear" type="button" value="Clear">
</FORM>
The following shows the corresponding self-defined javascript function used to parse the loginurl parameter:
function getVarFromURL(url, name) {
if(name == "" || url == "") { return ""; }
name = name.replace(/[\[]/|"\\\[").replace(/[\]]/|"\\\]");
var regObj = new RegExp("[\\?&]"+name+"=([^&#]*)");
var result = regObj.exec(url);
if(result == null) { return ""; }
else { return decodeURIComponent(result[1]); }
}
An external page example that the user will see upon launching a browser, highlighted in red you can see the URL
parameters sent from the system: