To supress JavaScript error messages, simply place this snippet in the
Head section of your Web page:
<SCRIPT language="JavaScript">
function dontshowerrormessages() {return true;}
window.onerror=dontshowerrormessages;
</SCRIPT>
An even better method is to use the following code:
<SCRIPT language="JavaScript">
function betterhandler(description,pagename,lineno)
{
alert(
'An Error occurred! \n'
+'\n Description: \t'+description
+'\n Page Name: \t'+pagename
+'\n At Line : \t'+lineno
)
return true
}
window.onerror=betterhandler;