var is=new function()
{ 	
	this.VER=navigator.appVersion;
	this.AGENT=navigator.userAgent;
	this.DOM=(document.getElementById)?1:0;
	this.IE4=(document.all&&!this.DOM)?1:0;
	this.IE5=(this.VER.indexOf("MSIE 5")>-1&&this.DOM)?1:0; 
	this.IE6=(this.VER.indexOf("MSIE 6")>-1&&this.DOM)?1:0;
	this.IE=(this.IE4||this.IE5||this.IE6)?1:0;	
	this.MAC=this.AGENT.indexOf("Mac")>-1;
	this.NS6=(document.getElementById&&!document.all)?1:0;
	this.NS4=(document.layers&&!this.DOM)?1:0;
	this.NS=(this.NS6||this.NS4)?1:0;
	this.OPERA=this.AGENT.indexOf("Opera")>-1;
	return this;
}
function getElement(id)
{
	if(is.DOM)
	{
		return document.getElementById(id);
	}
	else if(is.IE)
	{
		return eval("document.all."+id);
	}
	else if(is.NS)
	{
		return eval("document."+id);
	};
}
function setStatus(msg)
{
	window.status=(msg!=undefined)?msg:"";
	return true;
}
function verifyEmail(email)
{
	if(email.indexOf("@")==-1||email.indexOf(".")==-1||email.indexOf("@")>email.indexOf("."))
	{
		alert("Your e-mail address appears invalid.");
	};
	return email.toLowerCase();
};
function checkPhone(id)
{
	var phone=getElement(id)
	var digits=phone.value.replace(/[^0-9]/ig, '');
	if(!digits)
	{
		phone.value="";
		return;
	}
	if(digits.length==10)
	{
		phone.value="("+digits.substring(0,3)+") "+digits.substring(3,6)+'-'+digits.substring(6,10);
	}
	else
	{
		phone.value = digits;
	};
};
function swapImg(id,img)
{
	if(getElement(id)!=undefined)
	{
		getElement(id).src = img;
	};
};
function showDef(def)
{
	def = def == undefined ? '' : "#"+def;

	var height = 350;
	var width = 600;
	var left = (screen.width/2) - (width/2);
	var top = (screen.height/2) - (height/2);
	var layout = "height="+height+",width="+width+",left="+left+",top="+top+",scrollbars=yes";

	var win = window.open("/config-definitions.php"+def,"definitions",layout);

	if(win.focus)
	{
		win.focus();
	};
};

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];}
}
var data = new Array();
function xmlRequest(url,mode,async,post_str,user,pass)
{
	if(url == undefined)
	{
		alert('There was a problem running the xmlRequest:\nInvalid URL\n'+url);
	};

	mode 		= mode == undefined ? 'GET' : mode;
	async		= async == undefined ? true : async;
	post_str	= post_str == undefined ? null : post_str;
	user		= user == undefined ? null : user;
	pass		= pass == undefined ? null : pass;

	var xmlhttp	= is.IE ? new ActiveXObject("Microsoft.XMLHTTP") : new XMLHttpRequest();

	xmlhttp.onreadystatechange = function()
								 {
								 	if(xmlhttp.readyState == 4)
								 	{
										if(xmlhttp.status == 200)
								 		{
								 			var xmldata = new Array();
								 			eval(xmlhttp.responseText);
								 			data = xmldata;
								 		}
								 		else
								 		{
								 			alert('There was a problem running the xmlRequest:\n('+xmlhttp.status+') '+xmlhttp.statusText+'\n'+url);
								 		};
								 	};
								 };

	xmlhttp.open(mode,url,async,user,pass);
	xmlhttp.send(post_str);
};