function changeImages() {
	if (document.images) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

function makeWin(file,window,tmpwidth,tmpheight,tmpScrollBars) {
    msgWindow=open(file,window,'resizable=no,width=' + tmpwidth + ',height=' + tmpheight + ',scrollbars=' + tmpScrollBars + ',location=0');
    if (msgWindow.opener == null) msgWindow.opener = self;
}

function doSearch()	{
	varSearchTerm=frmSearch.fldSearchTerm.value
	if (varSearchTerm == "") {
		alert("Please enter a search term");
		frmSearch.fldSearchTerm.focus();
		return false;
	}
	document.frmSearch.submit();
	return true;
}

function checkSearchEnter() {
	var keyPressed=window.event.keyCode;
	if (keyPressed==13) {
		doSearch();
		return false;
	}
}

function doLogin()	{
	var tmpUsername=frmLogin.fldUsername.value;
	var tmpPassword=frmLogin.fldPassword.value;
	var tmpDoSubmit=true;
	if (tmpUsername=="") {
		alert("You must enter a username.");
		frmLogin.fldUsername.focus();
		doSubmit=false;
		return false;
	}
	else if (tmpPassword=="") {
		alert("You must enter a password.");
		frmLogin.fldPassword.focus();
		return false;
	}
	else if (tmpDoSubmit==true) {
		document.frmLogin.submit();
		return false;
	}
	return false;
}

function checkLoginEnter() {
	var keyPressed=window.event.keyCode;
	if (keyPressed==13) {
		doLogin();
		return false;
	}
}