//function used to validate users login
function validate_login()
{
	
	username=document.getElementById("login_username").value;
	password=document.getElementById("login_password").value;
	if(username.length==0 || password.length==0)
	{
		document.getElementById("login_msg").innerHTML="Please enter both fields"
		return false
	}
	else
	{
		return true;
	}
}