// JavaScript Document

function showLogin(){
	if(document.getElementById("bluebubble").style.display=="none"){
		document.getElementById("bluebubble").style.display="block";	
		document.getElementById("bluebubble2").style.display="none";
		document.getElementById("bluetext").style.display="none";
	}else{
		document.getElementById("bluebubble").style.display="none";	
		document.getElementById("bluebubble2").style.display="block";
	}
}

// go to login if pressed enter
function logincheck(e){				
	var characterCode 
	if(e && e.which){ //if which property of event object is supported (NN4)
		e = e
		characterCode = e.which //character code is contained in NN4's which property
	}
	else{
		e = event
		characterCode = e.keyCode //character code is contained in IE's keyCode property
	}
	
	if(characterCode == 13){ //if generated character code is equal to ascii 13 (if enter key)
		login();
		return false;			
	}
	else
		return true		
}
//collect form data
function login(){	
		var cookie_date = new Date ( );  // current date & time
			cookie_date.setTime ( cookie_date.getTime() - 1 );
			document.cookie = "bst= ; path=/ ";
			
		createPostRequest(document.loginform.username.value, document.loginform.password.value);
				
		document.getElementById("loginbut2").style.backgroundImage = "url(/images/login-active.png)";
}