function openWin(page,w,h){
	var wt = (screen.height/2)-(h/2);
	var wl = (screen.width/2)-(w/2);
	var settings  = "";
		settings += "width="+w;
		settings += ",height="+h;
		settings += ",top="+wt;
		settings += ",left="+wl;
		if(openWin.arguments[3])
			settings += ",scrollbars=no";
		else
			settings += ",scrollbars=yes";
    window.open(page,'pe',settings);
	
}	

function validateEmailAddress(myEmail){
  var reg1 = /(@.*@)|(\.\.)|(@\.)|(\.@)|(^\.)/; // not valid
  var reg2 = /^.+\@(\[?)[a-zA-Z0-9\-\.]+\.([a-zA-Z]{2,4}|[0-9]{1,4})(\]?)$/; // valid 

  if (!myEmail || reg1.test(myEmail) || !reg2.test(myEmail))
 	return false;
  else
  	return true;
}