function rzCC(s){
		// thanks http://www.ruzee.com/blog/2006/07/\
		// retrieving-css-styles-via-javascript/
		for(var exp=/-([a-z])/; 
			exp.test(s); 
			s=s.replace(exp,RegExp.$1.toUpperCase()));
			return s;
	}

	function _setStyle(element, declaration) {
		if (declaration.charAt(declaration.length-1)==';')
			declaration = declaration.slice(0, -1);
			var k, v;
			var splitted = declaration.split(';');
			for (var i=0, len=splitted.length; i<len; i++) {
				k = rzCC(splitted[i].split(':')[0]);
				v = splitted[i].split(':')[1];
				eval("element.style."+k+"='"+v+"'");
			}
	}

	function Login(user,company,password) {	
		alert(ipaddress);
		var currentTime = new Date();
		var url = "http://extranet.yearsley.co.uk/cgibin/NETPWD3.PGM?username="+user+"&company1="+company+"&password="+password+"&time="+currentTime;
		el.setAttribute('src', url);
	}
	
	
	function writeCookie(){
		var user    = document.getElementById('username').value;
		var company = document.getElementById('company1').value;
		createCookie('netstkusername',user,30);
		createCookie('netstkcompany',company,30);
	}
	function loadCookie(){
		document.getElementById('username').value = readCookie('netstkusername');
		document.getElementById('company1').value = readCookie('netstkcompany');
	}
	function submitForm(){
		writeCookie();
		
		var user    = document.getElementById('username').value;
		var company = document.getElementById('company1').value;
		var password = document.getElementById('password').value;
		document.getElementById('password').value = "" ;
		Login(user,company,password);
	}
	function NetstockKeypress(e){
		var keynum;
		if(window.event) {
			keynum = e.keyCode;
		}else if(e.which) {
			keynum = e.which;
		}
		if(keynum=='13'){submitForm();} else{disp_incorrect('none');disp_disabled('none');disp_noaccount('none')}
	} 

	function disp_incorrect(value){
		document.getElementById('incorrect').style.display= value;
	}
	function disp_disabled(value){
		document.getElementById('accdisabled').style.display= value;
	}
	function disp_noaccount(value){
		document.getElementById('noaccount').style.display= value;
	}

	
	var el = document.createElement("iframe");
	el.setAttribute('id', 'netchk');
	_setStyle(el, 'top:-10; height:0px;width:0px');
	document.body.appendChild(el);