// JavaScript Document function validate (app){if ( document.subscribeform.attribute1.value.length == 0 )    {        alert ( "Please Enter Your Name" );		subscribeform.attribute1.focus();        return false;    }if ( document.subscribeform.email.value.length == 0 )    {        alert ( "Please Enter Your Email Address" );		subscribeform.email.focus();        return false;    }if ( document.subscribeform.attribute2.options[document.subscribeform.attribute2.options.selectedIndex].value == "-" )    {        alert ( "Please select your location. If your location is not listed, please select - Other" );		subscribeform.attribute2.focus();        return false;}        return true;}