String.prototype.trim = function()

{

    return this.replace(/(^\s*)|(\s*$)/g, "");

}

function Login(){

	var ok=false;

	var username=document.login.username.value.trim();

	username=username.toLowerCase();

	var password=document.login.password.value;

	password=password.toLowerCase();

	if (username=="bioc" && password=="bioc") 

	{

		ok = true;

	}

	if (ok==false) 

	   { 

	      document.login.username.value = "";

	      document.login.password.value = "";

	      document.forms[0].username.focus();

	      alert("Invalid login!"); 

	   }

	return ok;
}