function ValidateForm(f){
	with(f) {
		if (isEmpty(_1_Your_Name.value)) {
			alert("Please enter your Name");
			_1_Your_Name.focus();
			return false;
		}

		if (isEmpty(_2_Company_Name.value)) {
			alert("Please enter your Company Name");
			_2_Company_Name.focus();
			return false;
		}

		if (isEmpty(_4_Email_From.value)) {
			alert("Please enter your Email Address");
			_4_Email_From.focus();
			return false;
		}

		if ( !isEmail(_4_Email_From.value) ) {
			alert("Please enter a valid Email Address.");
			_4_Email_From.focus();
			return false;
		}

		if (isEmpty(_5_Postal_Address.value)) {
			alert("Please enter your Postal Address");
			_5_Postal_Address.focus();
			return false;
		}

		if (isEmpty(_6_Description_of_Request.value)) {
			alert("Please enter the description of your request");
			_6_Description_of_Request.focus();
			return false;
		}

		if (isEmpty(_7_Description_of_Intended_Use_And_Publication.value)) {
			alert("Please enter the description of the intended use and/or publication of this image");
			_7_Description_of_Intended_Use_And_Publication.focus();
			return false;
		}
	}

	return true;
}