function Validator(theForm) {
	if (theForm.Name.value== "") {
	    alert("Please enter your name");
    	theForm.Name.focus();
    return (false);
	}
	if (theForm.Telephone.value== "") {
		alert("Please enter a contact telephone number");
		theForm.Telephone.focus();
	return (false);
	}
	if (theForm.E_mail.value.indexOf("@")<=0){
		alert("Please enter your email address");
		theForm.E_mail.focus();
	return (false);
	}
	if (theForm.Address1.value== "") {
	    alert("Please enter your address");
    	theForm.Address1.focus();
    return (false);
	}
	if ((theForm.RequiredFor.value== "painting, roof works, fascia etc") || (theForm.RequiredFor.value== "")) {
	    alert("What is the scaffolding required for?");
    	theForm.RequiredFor.value="";
    	theForm.RequiredFor.focus();
    return (false);
	}
	if (theForm.HirePeriod.value== "") {
	    alert("Please enter the hire period");
    	theForm.HirePeriod.focus();
    return (false);
	}
	if ((theForm.SpecialConditions.value== "Good/Bad Access, Conservatory/Garage in the way etc") || (theForm.SpecialConditions.value== "")) {
	    alert("No special conditions?");
    	theForm.SpecialConditions.value="no";
    return (false);
	}
	if (theForm.ApproxSize.value== "") {
	    alert("Please enter the approximate size of building");
    	theForm.ApproxSize.focus();
    return (false);
	}
return (true);
}