function login_validator(theForm)
{
//var alertsay = ""; // define for long lines
// check to see if the field is blank
if (theForm.loginname.value == "")
{
alert("Enter your Email Address.");
theForm.loginname.focus();
return (false);
}
// require at least 5 characters in the password field
if (theForm.passwd.value.length < 4)
{
alert("Enter your Password.");
theForm.passwd.focus();
return (false);
}


}
function openwindow(theURL,winName,features) { 
  window.open(theURL,winName,features);
}

function RefreshImage(valImageId) {
	var objImage = document.images[valImageId];
	if (objImage == undefined) {
		return;
	}
	var now = new Date();
	objImage.src = objImage.src.split('?')[0] + '?x=' + now.toUTCString();
}