function centerPopUp( url, name, width, height, scrollbars ) { 

if( scrollbars == null ) scrollbars = "1" 

str = ""; 
str += "resizable=0,"; 
str += "scrollbars=" + scrollbars + ","; 
str += "width=" + width + ","; 
str += "height=" + height + ","; 

if ( window.screen ) { 
var ah = screen.availHeight - 30; 
var aw = screen.availWidth - 10; 

var xc = ( aw - width ) / 2; 
var yc = ( ah - height ) / 2; 

str += ",left=" + xc + ",screenX=" + xc; 
str += ",top=" + yc + ",screenY=" + yc; 
} 
window.open( url, name, str ); 
} 

//####################################################
//########### FUNCTION CHECK EMAIL ADDRESS ###########
function checkEmail() {
	mail = document.form.TxtNEmail.value;
	Filtro = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-]{2,})+\.)+([a-zA-Z0-9]{2,})+$/;

	if (Filtro.test(mail)==false){
		alert("Email address is not valid, please try again!");
		document.form.TxtNEmail.focus();
		document.form.TxtNEmail.style.background='#E4E4E4';
		return false;
	}
}
//########### FUNCTION CHECK EMAIL ADDRESS ###########
//####################################################

//####################################################
//########### FUNCTION CHECK EMAIL ADDRESS ###########
function checkEmail60() {
	mail = document.formQuestions.TxtNEmail60.value;
	Filtro = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-]{2,})+\.)+([a-zA-Z0-9]{2,})+$/;

	if (Filtro.test(mail)==false){
		alert("Email address is not valid, please try again!");
		document.formQuestions.TxtNEmail60.focus();
		document.formQuestions.TxtNEmail60.style.background='#E4E4E4';
		return false;
	}
}
//########### FUNCTION CHECK EMAIL ADDRESS ###########
//####################################################


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_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_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];}
}