function demoLogIn() {
	
	var emailAddress = document.getElementById("login_email").value;
	var demoLoginError = document.getElementById("demo_login_error");
	
	demoLoginError.style.display = "none";	
	
	if(trim(emailAddress) == "" || /^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(emailAddress) != true ) {
		demoLoginError.style.display = "inline";	
	} else {
			document.getElementById('demo_login').submit();
	}
	
}


function demoSignUp() {
	
	var fullName = document.getElementById("full_name").value;
	var companyName = document.getElementById("company").value;
	var emailAddress = document.getElementById("email").value;
	
	
	var fullNameError = document.getElementById("full_name_error");
	var companyError = document.getElementById("company_error");
	var emailError = document.getElementById("email_error");
	
	fullNameError.style.display = "none";	
	emailError.style.display = "none";	
	companyError.style.display = "none";	
	
	var error_flag = 0;
	
	if(trim(fullName) == "") {
		fullNameError.style.display = "inline";	
		error_flag = 1;
	}
	
	if(trim(companyName) == "") {
		companyError.style.display = "inline";	
		error_flag = 1;
	}
	
	if(trim(emailAddress) == "" || /^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(emailAddress) != true ) {
		emailError.style.display = "inline";	
		error_flag = 1;
	}
	
	
	if(error_flag == 1)	{
		document.getElementById("demo_signup_error").style.display = "inline";
	} else {
		document.getElementById('demo_form').submit();
	}
	

}