NS4=document.layers
function tiger() {
	this.text="";
	this.istiger=istiger;
	this.settiger=settiger;
}
function istiger() {
	if(this.text.indexOf("sesam")!=-1) {
		this.text="";
		return true;
	}
	else return false;
}
function settiger(c) {
	this.text+=c.toLowerCase();
}
tiger = new tiger();
 
function keyDown(e)	{
	var keyCode = (e)? e.keyCode: event.keyCode;
	var keyChar=String.fromCharCode(keyCode);
	tiger.settiger(keyChar);
	if(tiger.istiger())login();
}
document.onkeydown=keyDown