function validate() {

var theMessage = "Please complete the following: \n-----------------------------------\n";
var noErrors = theMessage


if (document.form1.name.value=="") {
theMessage = theMessage + "\n --> Please fill in your name";
}


if (document.form1.companyname.value=="") {
theMessage = theMessage + "\n --> Please fill in your Company Name";
}

if (document.form1.phone.value=="") {
theMessage = theMessage + "\n --> Please fill in your telephone number";
}

if (!/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,4})+$/.test(document.form1.email.value)){
theMessage = theMessage + "\n --> Please enter a valid e-mail address";
}

if (document.form1.date.value=="") {
theMessage = theMessage + "\n --> Please fill in your desired date(s)";
}


// If no errors, submit the form
if (theMessage == noErrors) {
return true;

} else {

// If errors were found, show alert message
alert(theMessage);
return false;
}
}