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) { //v4.01
  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 && d.getElementById) x=d.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];}
}

function checkNumeric(objName,comma,period,hyphen){
	var numberfield = objName;
	if(chkNumeric(objName,comma,period,hyphen) == false){
		numberfield.select();
		numberfield.focus();
		return false;
	}
	else{
		return true;
	}
}

function chkNumeric(objName,comma,period,hyphen){
	// only allow 0-9 be entered, plus any values passed
	var checkOK = "0123456789.";
	var checkStr = objName;
	var allValid = true;
	var decPoints = 0;
	var allNum = "";	

	for (i = 0;  i < checkStr.value.length; i++){
		ch = checkStr.value.charAt(i);
		for (j = 0;  j < checkOK.length; j++){
			if (ch == checkOK.charAt(j))
			break;
		}
		if (j == checkOK.length){
			allValid = false;
			break;
		}
		if (ch != ","){
			allNum += ch;
		}
	}
	if (!allValid){	
		alertsay = "Please enter a valid number with no spaces";
		alert(alertsay);
		return (false);
	}	
}

	function checkEmail(str) {
    var e_str = str.toLowerCase();
		var filter = /^[\w\.-]+@[\w\.-]+\.[a-zA-Z]+$/;
		if (filter.test (e_str) )
		  return true;
		else 
		  return false; 
	}