<!--
function check_share()
{	


	var error_text = "";
	var error = false;
	var email_address = share_form.email_address.value;
	var name = share_form.name.value;
	var message_text = share_form.message_text.value;
	var to_address_book	= share_form.addressbook.checked;
		
	if (email_address == "" && !to_address_book)
	{
		error = true;
		error_text += "Please enter an email address.\n";
		share_form.email_address.focus();
	}
	else if(email_address != "")
	{
		var email_array = email_address.split(",");
		
		if (email_array.length > 25)
		{
			error = true;
			error_text += "A maximum of twenty five email addresses can be entered.\n";
		}

		var index = 0;
		while (email_array.length > 0 && index != email_array.length)
		{
			email_array[index] = email_array[index].replace(/ /g, "");
			
			if (email_array[index] == "")
			{
				email_array.splice(index, 1);
				index--;
			}
			else if (!email_array[index].match(/^[a-zA-Z][\w\.-]*[a-zA-Z0-9]@[a-zA-Z0-9][\w\.-]*[a-zA-Z0-9]\.[a-zA-Z][a-zA-Z\.]*[a-zA-Z]$/))
			{
				error = true;
				error_text += "The email address \"" + email_array[index].replace(/^\W+/,'').replace(/\W+$/,'') + "\" is invalid.\n";
				share_form.email_address.focus();
			}
			index++;
		}

		email_address = email_array.join(",");
		if (!error && email_address == "")
		{
			error = true;
			error_text += "Please enter an email address.\n";
			share_form.email_address.focus();
		}

		share_form.email_address.value = email_array.join(",");
	}
	
	if (name.length > 50)
	{
		error = true;
		error_text += "Your name must be less than 50 characters.\n";
	}
	
	if (message_text == "" )
	{
		error = true;
		error_text += "Please enter a personal message.\n";
	}
	else if (message_text.length > 1024)
	{
		error = true;
		error_text += "Your personal message must be 1024 characters or less.\n";
	}
	
	if (error == false)
	{
		return true;
	}
	else
	{
		alert(error_text);
		return false;
	}
}
-->