// JavaScript Document

function check_contact(formName)
{
	var errorMsg = "";
	var nSelected = 0;
	
    var phoneReg = /[0-9]{3}[- ]?[0-9]{3}[- ]?[0-9]{4}/;
	var emailReg = /^[a-zA-Z0-9_\.]+@[a-zA-Z0-9_]+?(\.[a-zA-Z]+)+$/; 
	
	if (isBlank(document[formName].first_name.value))
	{
			errorMsg += "\n\t You must enter your first name.";
	}
	if (isBlank(document[formName].last_name.value))
	{
			errorMsg += "\n\t You must enter your last name.";
	}
	if (isBlank(document[formName].email.value))
	{
			errorMsg += "\n\t You must enter your e-mail address.";
	}
	else if (!emailReg.test(document[formName].email.value))
	{
			errorMsg += "\n\t You must enter a valid e-mail address.";
	}
	if (isBlank(document[formName].inquiry.value))
	{
			errorMsg += "\n\t You must enter your inquiry.";
	}
	if (errorMsg != "")
		{
			display_error(errorMsg);
			return false;
		}
	return true;
}