// JavaScript Document
var timeout         = 500;
var closetimer		= 0;
var ddmenuitem      = 0;
var ddmenuid 		= 0;
// open hidden layer
function mopen(id)
{	
	// cancel close timer
	mcancelclosetime();
	// close old layer
	if(ddmenuitem) 
	{	
		ddmenuitem.style.visibility = 'hidden';
	}
	ddmenuid = id;
	// get new layer and show it
	ddmenuitem = document.getElementById(id);
	ddmenuitem.style.visibility = 'visible';

}
// close showed layer
function mclose()
{
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';
}

// go close timer
function mclosetime()
{
	closetimer = window.setTimeout(mclose, timeout);
}

// cancel close timer
function mcancelclosetime()
{
	if(closetimer)
	{
		window.clearTimeout(closetimer);
		closetimer = null;
	}
}

// close layer when click-out
document.onclick = mclose; 
function expand(s)
{
  var td = s;
  var d = td.getElementsByTagName("div").item(0);
  d.className = "menuHover";
  d.style.display='';
  d.style.left=((screen.width/2)-270) + 'px';
  d.style.top='483px';
}

function collapse(s)
{
  var td = s;
  var d = td.getElementsByTagName("div").item(0);
  d.className = "menuNormal";
}

    var agt=navigator.userAgent.toLowerCase();
    var is_major = parseInt(navigator.appVersion);
    var is_minor = parseFloat(navigator.appVersion);

    var is_nav  = ((agt.indexOf('mozilla')!=-1) && (agt.indexOf('spoofer')==-1)
                && (agt.indexOf('compatible') == -1) && (agt.indexOf('opera')==-1)
                && (agt.indexOf('webtv')==-1) && (agt.indexOf('hotjava')==-1));
    var is_nav4 = (is_nav && (is_major == 4));
    var is_nav6 = (is_nav && (is_major == 5));
    var is_nav6up = (is_nav && (is_major >= 5));
    var is_ie     = ((agt.indexOf("msie") != -1) && (agt.indexOf("opera") == -1));
//tooltip Position
var offsetX = 15;
var offsetY = 5;
var opacity = 100;
var toolTipSTYLE;

function initToolTips(){
  if(document.getElementById){
          toolTipSTYLE = document.getElementById("toolTipLayer").style;
  }
  if(is_ie || is_nav6up)
  {
    toolTipSTYLE.visibility = "visible";
    toolTipSTYLE.display = "none";
    document.onmousemove = moveToMousePos;
  }
}
function moveToMousePos(e)
{
  if(!is_ie){
    x = e.pageX;
    y = e.pageY;
  }else{
    x = event.x + document.body.scrollLeft;
    y = event.y + document.body.scrollTop;
  }

  toolTipSTYLE.left = x + offsetX+'px';
  toolTipSTYLE.top = y + offsetY+'px';
  return true;
}


function toolTip(msg, fg, bg)
{
  if(toolTip.arguments.length < 1) // if no arguments are passed then hide the tootip
  {
    if(is_nav4)
        toolTipSTYLE.visibility = "hidden";
    else
        toolTipSTYLE.display = "none";
  }
  else // show
  {
    if(!fg) fg = "#777777";
    if(!bg) bg = "#ffffe5";
    var content = '<table border="0" cellspacing="0" cellpadding="0" class="toolTip"><tr><td bgcolor="' + fg + '">' +
                                  '<table border="0" cellspacing="1" cellpadding="0"<tr><td bgcolor="' + bg + '">'+
                                  '<font face="sans-serif" color="' + fg + '" size="-2">' + msg +
                                  '</font></td></tr></table>'+
                                  '</td></tr></table>';
   if(is_nav4)
    {
      toolTipSTYLE.document.write(content);
      toolTipSTYLE.document.close();
      toolTipSTYLE.visibility = "visible";
    }

    else if(is_ie || is_nav6up)
    {
      document.getElementById("toolTipLayer").innerHTML = content;
      toolTipSTYLE.display='block'
    }
  }
}
function ShowDiv()
{
	document.getElementById('VirtualTourSessionPage').style.display='';
	document.getElementById('VirtualTourSession').style.display='';
//	document.getElementById('VirtualTourSession').style.position='fixed';
	document.getElementById('VirtualTourSession').style.left=((screen.width/2)-150) + 'px';
	document.getElementById('VirtualTourSession').style.top=((screen.height/2)-260) + 'px';
	document.getElementById('VirtualTourSessionPage').style.height='1200px' //screen.height + 'px';
}
function HideDiv()
{
	document.getElementById('VirtualTourSessionPage').style.display='none';
	document.getElementById('VirtualTourSession').style.display='none';
}
//Validation Functions
function isblank(s)
{
    for(var i = 0; i < s.length; i++) {
        var c = s.charAt(i);
        if ((c != ' ') && (c != '\n') && (c != '\t')) return false;
    }
    return true;
}
function isValidEmail(e)
{
	var alnum="a-zA-Z0-9";
	exp="^[^@\\s]+@(["+alnum+"+\\-]+\\.)+["+alnum+"]["+alnum+"]["+alnum+"]?$";
	emailregexp = new RegExp(exp);

	result = e.match(emailregexp);
	if (result != null)
	{
		return true;
	}
	else
	{
		return false;
	}
}
function isValidNumber(numval)
{
	if (numval==""){return false;}
	var myRegExp = new RegExp("^[/+|/-]?[0-9]*[/.]?[0-9]*$");
	return myRegExp.test(numval);
}