function on_change_contact_me(field)
{
	value = field.value;
	change_contact_me(value)
}

var base_height = 860;
var width = 1024;
var contact_me_height = 0;
var options_height = 0;

function change_contact_me(value)
{
	contact_me_height = 0;
	var display_name = 'none';
	var display_designation = 'none';
	var display_company = 'none';
	var display_email = 'none';
	var display_telephone = 'none';
	var display_address = 'none';
	var display_postcode = 'none';

	switch(value)
	{
		case 'telephone':
			display_name = '';
			display_designation = '';
			display_company = '';
			display_telephone = '';
			break;

		case 'email':
			display_name = '';
			display_designation = '';
			display_company = '';
			display_email = '';
			break;

		case 'post':
			display_name = '';
			display_designation = '';
			display_company = '';
			display_address = '';
			display_postcode = '';
			contact_me_height = 110;
			break;
	}
	var field;
	
	field = document.getElementById('row_name');
	field.style.display = display_name;
	field = document.getElementById('row_designation');
	field.style.display = display_designation;
	field = document.getElementById('row_company');
	field.style.display = display_company;

	field = document.getElementById('row_email');
	field.style.display = display_email;

	field = document.getElementById('row_telephone');
	field.style.display = display_telephone;

	field = document.getElementById('row_address');
	field.style.display = display_address;
	field = document.getElementById('row_postcode');
	field.style.display = display_postcode;
}

function submit_form(form)
{

	var result = true;
	
	
	var msg = 'Please complete the following fields:\n';

	var field;
	field  = document.getElementById('contact_me');
	
	switch(field.value)
	{
		case '-1':
				msg += '        Preferred Method of Contact\n';
				result = false;
			break;

		case 'telephone':
			field = document.getElementById('name');
			if(form.name.value == "")
			{
				msg += '        Your Name\n';
				result = false;
			}
			field = document.getElementById('designation');
			if(form.name.value == "")
			{
				msg += '        designation\n';
				result = false;
			}
			field = document.getElementById('company');
			if(form.company.value == "")
			{
				msg += '        Company Name\n';
				result = false;
			}
			field = document.getElementById('telephone');
			if(field.value == "")
			{
				msg += '        Telephone\n';
				result = false;
			}
			break;

		case 'email':
			field = document.getElementById('name');
			if(form.name.value == "")
			{
				msg += '        Your Name\n';
				result = false;
			}
			field = document.getElementById('designation');
			if(form.name.value == "")
			{
				msg += '        designation\n';
				result = false;
			}
			field = document.getElementById('company');
			if(form.company.value == "")
			{
				msg += '        Company Name\n';
				result = false;
			}
			field = document.getElementById('email');
			if(field.value == "")
			{
				msg += '        Email\n';
				result = false;
			}
			break;

		case 'post':
			field = document.getElementById('name');
			if(form.name.value == "")
			{
				msg += '        Your Name\n';
				result = false;
			}
			field = document.getElementById('designation');
			if(form.name.value == "")
			{
				msg += '        designation\n';
				result = false;
			}
			field = document.getElementById('company');
			if(form.company.value == "")
			{
				msg += '        Company Name\n';
				result = false;
			}
			field = document.getElementById('address');
			if(field.value == "")
			{
				msg += '        Address\n';
				result = false;
			}
			field = document.getElementById('postcode');
			if(field.value == "")
			{
				msg += '        Postcode\n';
				result = false;
			}
			break;
	}

	if(result == false)
		alert(msg);

	return result;
	
}