<!--
function validateString(myfield, s) {
	if (notNull(myfield.value) && notBlank(myfield.value)) 
		return true
	else {
		myfield.focus()
		alert("Please enter " + s + "!")
		return false
	}
}

function notNull(str) {
	if (str.length == 0)
		return false
	else 
		return true
}

function notBlank(str) {
	for (var i = 0; i < str.length; i++) {
		if (str.charAt(i) != " ")
			return true
	}
	return false
}

function isDigits(str) {
	for (var i = 0; i < str.length; i++) {
		mychar = str.charAt(i)
		if (mychar < "0" || mychar > "9")
			return false
	}
	return true
}

function isNumber(str) {
	numdecs = 0
	for (var i = 0; i < str.length; i++) {
		mychar = str.charAt(i)
		if ((mychar >= "0" && mychar <= "9") || mychar 
			== ".") {
			if (mychar == ".")
				numdecs++
		}
		else 
			return false
	}
	if (numdecs > 1)
		return false	
	return true
}

function trimstr( str )
{
	var newstr = "";
	for (var i = 0; i < str.length; i++) {
		if (str.charAt(i) != " ")
			newstr = newstr + str.charAt(i);
	}
	return newstr;
}


function ValidEmail(email) {
	invalidChars = " /:,;"
	
	if (email == "") {
		return false
	}
	
	for (i=0; i<invalidChars.length; i++) {
		badChar = invalidChars.charAt(i)
		if (email.indexOf(badChar, 0) > -1) {
			return false
		}
	}
	
	atPos = email.indexOf("@", 1)
	if (atPos == -1) {
		return false
	}
	
	if (email.indexOf("@", atPos + 1) > -1) {
		return false
	}
	
	periodPos = email.indexOf(".", atPos)
	if (periodPos == -1) {
		return false
	}
	
	if (periodPos + 3 > email.length) {
		return false
	}
	
	return true
}

function MM_displayStatusMsg(msgStr) { //v1.0
  status=msgStr;
  document.MM_returnValue = true;
}

IE = navigator.appName=="Microsoft Internet Explorer";
NS = navigator.appName=="Netscape";
browsertype = parseInt(navigator.appVersion);

var newWin=null;

function popup(loc, name, width, height) {
        var _params = "width="+width+",height="+height+",resizable=no,scrollbars=yes,status=no";

        // CENTER ON BROWSERS WHICH SUPPORT JSCRIPT 1.2
        if (browsertype >= 4) {
                 _left = ( (screen.width-width) >>1 );
                 _top = ( (screen.height-height) >>1 );
        } else {
                 _left = ( (430-width) >>1 );
                 _top = ( (380-height) >>1 );
        }

        if (IE) _params += ",top=" + _top + ",left=" + _left;
        else if (NS) _params += ",screenX=" + _left + ",screenY=" + _top;

        newWin = window.open(loc, name, _params);
        if ( newWin!=null && !(IE && browsertype<5) )
                newWin.focus(); // MSIE4 DOESN'T FOCUS WINDOWS
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

//-->