// JavaScript Document
function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}


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 MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

// FORM VALIDATION FUNCTIONS
function isEmail(str){
	var reg = /^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/	
	return reg.test(str);
}

function isNotEmpty(str){
	if( str != "" ){return true; }else{return false; }
	//	var reg = /^((\.+)(\s*)(\.+))+$/;
	//	return reg.test(str);
}

function isNumber(str){
	var reg = /^\d+$/;
	return reg.test(str); 
	// var rval = isNaN(str)?false:true;
	// return rval;
}

function isMoney(str){
	var reg = /^\d+\.\d{2}$/;
	return reg.test(str); 
	// var rval = isNaN(str)?false:true;
	// return rval;
}

function isPhone(str, acode){	
	var reg = /^\(?(\d{3})\)?[ \.\-]?(\d{3})[\.\-]?(\d{4})$/
	return reg.test(str);
}

function formatPhone(str){	
	var reg = /^\(?(\d{3})\)?[ \.\-]?(\d{3})[\.\-]?(\d{4})$/
	var rval = reg.exec(str);
	return "(" + rval[1] + ") " + rval[2] +"-" + rval[3];
}

function isSocial(str){
	var reg = /^\d{3}-\d{2}-\d{4}$/; // WITH AREA CODE
	return reg.test(str);
}

function isZip(str){
	var rval = false;
	var reg = /^\d{5}-\d{4}$/; // WITH AREA CODE WITH EXTENSION
	var reg2 = /^\d{5}$/; // WITH AREA CODE
	if( reg.test(str) || reg2.test(str) ){ rval = true; } else {rval = false; }
	return rval;
}


function radioChecked(obj){
	for( var i = 0; i < obj.length; i++ ){
		if( obj[i].checked ){ return true; }
	}
	return false;
}