|
/*
Learn How to Program Using Any Web Browser
by Harold Davis
Apress CopyRight 2004
ISBN: 1590591135
*/
<HTML>
<HEAD>
<TITLE>Don't bug me, please!
</TITLE>
</HEAD>
<BODY>
<H1>
<SCRIPT>
function dosomething() {
}
function goodFunc(){
try {
doSomething();
}
catch (e) {
if (e.description == "Object expected") {
alert("Cannot find a function named doSomething!");
}
else {
alert ("Other error" + e.description);
}
}
}
</SCRIPT>
</H1>
<FORM>
<INPUT type=button value="Click Moi" onClick="goodFunc();">
</FORM>
</BODY>
</HTML>
|
