// General Javascript file received with the website from Tribe Design.

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 formatCurrency(num)
{
    num = num.toString().replace(/\$|\,/g,'');
    if ((num == null) || (num == ""))
    {
        num = "";
        return (num);
    }
    if(isNaN(num))
    {
        num = "0";
    }
    sign = (num == (num = Math.abs(num)));
    num = Math.floor(num*100+0.50000000001);
    cents = num%100;
    num = Math.floor(num/100).toString();
    if(cents < 10)
    {
        cents = "0" + cents;
    }
                
    for (var i = 0; i < Math.floor((num.length-(1+i))/3); i++)
    {
        num = num.substring(0,num.length-(4*i+3))+','+ num.substring(num.length-(4*i+3));
    }
                
    return (((sign)?'':'-') + '$' + num + '.' + cents);
}

function isEmailValid(str, control)
{
	var emailReg = /^[A-Za-z0-9](([_\.\-]?[a-zA-Z0-9]+)*)@([A-Za-z0-9]+)(([\.\-]?[a-zA-Z0-9]+)*)\.([A-Za-z]{2,})$/;
	if ((str == null) || (str == ""))
	{
	    return false;
	}
	if (emailReg.test(str) == false)
	{
	    return false;
	}						
}

function isZipCodeValid(str)
{
	var zipCodeReg = /(^\d{5}$)|(^\d{5}-\d{4}$)/;
	return zipCodeReg.test(str);	
}

function openWhatIsESIDWindow()
{
    window.open("whatisESID.aspx", "ESID", "width=550; height=425 resizable=1")
    return false;
}