// JavaScript Document


function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
}
function checkCookie(name) {
  var nameEQ = name + "=";
  var ca = document.cookie.split(';');
  for(var i=0;i < ca.length;i++) {
    var c = ca[i];
    while (c.charAt(0)==' ') c = c.substring(1,c.length);
    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
  }
  return null;
}



function hidediv() { 
if (document.getElementById) { // DOM3 = IE5, NS6 
document.getElementById('header').style.display = 'none'; 
header = "true";
createCookie("style", title, 365);
} 
else { 
if (document.layers) { // Netscape 4 
document.hideshow.display = 'none'; 
createCookie("style", title, 365);
} 
else { // IE 4 
document.all.hideshow.style.display = 'none'; 
createCookie("style", title, 365);
} 
} 
} 

function showdiv() { 
if (document.getElementById) { // DOM3 = IE5, NS6 
document.getElementById('header').style.display = 'block'; 
header = "false";
} 
else { 
if (document.layers) { // Netscape 4 
document.hideshow.display = 'block'; 
header = "false";
} 
else { // IE 4 
document.all.hideshow.style.display = 'block'; 
header = "false";
} 
} 
} 


function checkEntry(theForm){
    	var uName = theForm.usrName.value;
    	var uPwd = theForm.usrPwd.value;
    	
    	if (uName.length < 6) {
    		alert ("Please enter a username of at least 6 characters.");
    		theForm.usrName.focus();
    		return false;
    	}
    	if (uPwd.length < 4) {
    			alert ("Please enter a password of at least 4 characters.");
    			theForm.usrPwd.focus();
    			return false;
    	} 
    	
    	if (!(validateChars(uName))){
    		setFocus('usrName',true,true);
    		return false;
    	}
    	
    	if (!(validateChars(uPwd))){
    		setFocus('usrPwd',true,true);
    		return false;
    	}
    		
    	return true;
      
    }