function largeFontSize() {
   var p = document.getElementsByTagName('p');
      var s = 20;   
      p[i].style.fontSize = s+"px"
}
function decreaseFontSize() {
   var p = document.getElementsByTagName('p');
   for(i=0;i<p.length;i++) {
      if(p[i].style.fontSize) {
         var s = parseInt(p[i].style.fontSize.replace("px",""));
      } else {
         var s = 12;
      }
      if(s!=min) {
         s -= 1;
      }
      p[i].style.fontSize = s+"px"
   }   
}
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];}
}
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; }
}

// JavaScript Document
function validateData(t){
	var checkMessage = "";
	var checkMessageField = "";
	var validateCount = 0;
	var requiredCount = 0;
	for (i=0; i<t.length; i++) {
		if (t[i].alt == undefined){
			Alt = "0";
		} else {
			Alt = t[i].alt;
		}
		if(t[i].value == "" && Alt.indexOf("req") != -1 && t[i].type != "checkbox"){
			t[i].className = "ReqField";
			requiredCount = requiredCount + 1;
		} else if(t[i].type == "checkbox" && Alt.indexOf("req") != -1){
			if(!t[i].checked){
				t[i].className = "ReqField";
				requiredCount = requiredCount + 1;
			} else {
				t[i].className = "";
			}
		} else if(Alt.indexOf("ssn") != -1){
			if(checkSSN(t[i].value) == true ){
				t[i].className = "";
			} else {
				validateCount = validateCount + 1;
				checkMessageField = t[i];
				checkMessage = "The Social Security Number you entered does not appear to be valid. Please enter it in the format: 000-00-0000";
			}
		} else if(Alt.indexOf("phone") != -1 ){
			if(checkPhone(t[i].value)){
				t[i].className = "";
			} else {
				validateCount = validateCount + 1;
				checkMessageField = t[i];
				checkMessage = "The Phone Number you entered does not appear to be valid.\n\nPlease enter it in the format: (000) 000-0000 x0000";
			}
		} else if(Alt.indexOf("work") != -1 ){
			if(t[i].value != ""){
			if(checkPhone(t[i].value)){
				t[i].className = "";
			} else {
				validateCount = validateCount + 1;
				checkMessageField = t[i];
				checkMessage = "The Phone Number you entered does not appear to be valid.\n\nPlease enter it in the format: (000) 000-0000 x0000";
			}
			}
			else{
				t[i].className = "";
			}
			
		} else if(Alt.indexOf("email") != -1 ){
			if(checkEmail(t[i].value)){
				t[i].className = "";
			} else {
				validateCount = validateCount + 1;
				checkMessageField = t[i];
				checkMessage = "The Email Address you entered does not appear to be valid.\n\nPlease enter it in the format: johndoe@somewhere.com";
			}
		} else if(Alt.indexOf("zip") != -1 ){
			if(checkZip(t[i].value)){
				t[i].className = "";
			} else {
				validateCount = validateCount + 1;
				checkMessageField = t[i];
				checkMessage = "The Zip Code you entered does not appear to be valid.\n\nPlease enter it in the format: 00000 or 00000-0000";
				}
			} else if(Alt.indexOf("UserID") != -1 && t[i].value != ""){
			if(checkUserID(t[i].value) == true){
				t[i].className = "";
			} else {
				validateCount = validateCount + 1;
				checkMessageField = t[i];
				checkMessage = "User ID must be between 6 and 20 characters.";
			}
		} else {
			t[i].className = "";
		}
	}

	if(requiredCount != 0){
		alert("The highlighted fields are required.  Please complete them before submitting.");
		return false;
	} else if(validateCount != 0){
		checkMessageField.className = "ReqField";
		alert(checkMessage);
		return false;
	}else {
		return true;
	}
}

function checkSSN(t){
	var matchArr = t.match(/^(\d{3})-?\d{2}-?\d{4}$/);
	var numDashes = t.split('-').length - 1;
	if (matchArr == null || numDashes == 1) {
		return false;
	} else if (parseInt(matchArr[1],10)==0) {
		return false;
	} else {
		return true;
	}
}

function checkUserID(t){
	var matchArr = t.match(/^.{6,20}$/);
    if (matchArr == null) { 
    	return false;
    } else {
    	return true;
    }

}

function checkPhone(t){
	//var matchArr = t.match(/^\(\d\d\d\) \d\d\d-\d\d\d\d$/);
	var matchArr = t.match(/^((\+\d{1,3}(-| )?\(?\d\)?(-| )?\d{1,3})|(\(?\d{2,3}\)?))(-| )?(\d{3,4})(-| )?(\d{4})(( x| ext)\d{1,5}){0,1}$/);
	if (matchArr == null){
		return false;
	} else {
		return true;
	}
}

function checkEmail(t){
	t = t.toLowerCase();
	var matchArr = t.match(/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*\.(\w{2}|(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum))$/);
	if (matchArr == null){
		return false;
	} else {
		return true;
	}
}

function checkZip(t){
	var matchArr = t.match(/^\d{5}(-\d{4})?$/);
	if (matchArr == null){
		return false;
	} else {
		return true;
	}
}

function UpdateTotal(t){
	if(t.value == ""){
		t.value = 0;
	}
	RunningTotal = parseInt(document.getElementById("50EEQuantity").value) * 25;
	RunningTotal = RunningTotal + (parseInt(document.getElementById("75EEQuantity").value) * 37.50);
	RunningTotal = RunningTotal + (parseInt(document.getElementById("100EEQuantity").value) * 50);
	RunningTotal = RunningTotal + (parseInt(document.getElementById("200EEQuantity").value) * 100);
	RunningTotal = RunningTotal + (parseInt(document.getElementById("500EEQuantity").value) * 250);
	RunningTotal = RunningTotal + (parseInt(document.getElementById("1000EEQuantity").value) * 500);
	RunningTotal = RunningTotal + (parseInt(document.getElementById("5000EEQuantity").value) * 2500);
	RunningTotal = RunningTotal + (parseInt(document.getElementById("10000EEQuantity").value) * 5000);
	RunningTotal = RunningTotal + (parseInt(document.getElementById("50IQuantity").value) * 50);
	RunningTotal = RunningTotal + (parseInt(document.getElementById("75IQuantity").value) * 75);
	RunningTotal = RunningTotal + (parseInt(document.getElementById("100IQuantity").value) * 100);
	RunningTotal = RunningTotal + (parseInt(document.getElementById("200IQuantity").value) * 200);
	RunningTotal = RunningTotal + (parseInt(document.getElementById("500IQuantity").value) * 500);
	RunningTotal = RunningTotal + (parseInt(document.getElementById("1000IQuantity").value) * 1000);
	RunningTotal = RunningTotal + (parseInt(document.getElementById("5000IQuantity").value) * 5000);
	RunningTotal = RunningTotal + (parseInt(document.getElementById("10000IQuantity").value) * 10000);
	document.getElementById("TotalPurchasePrice").value = addCommas(RunningTotal.toFixed(2));
	t.select();
}

function addCommas(nStr){
	nStr += '';
	x = nStr.split('.');
	x1 = x[0];
	x2 = x.length > 1 ? '.' + x[1] : '';
	var rgx = /(\d+)(\d{3})/;
	while (rgx.test(x1)) {
		x1 = x1.replace(rgx, '$1' + ',' + '$2');
	}
	return x1 + x2;
}

function TextCounter(field, cntfield, maxlimit) {
    if (field.value.length > maxlimit) {
        field.value = field.value.substring(0, maxlimit);
    } else {
        cntfield.value = maxlimit - field.value.length;
    }
}


function getArgs(){
    var args = new Object();
    var query = location.search.substring(1);
    var pairs = query.split("&");
    
    for (var i=0; i<pairs.length; i++){
        var pos = pairs[i].indexOf('=');
        if (pos == -1) continue;
        var argname = pairs[i].substring(0,pos);
        var value = pairs[i].substring(pos+1);
        value = decodeURIComponent(value);
        args[argname] = value;
    }
    return args;
}

function loadForm(){
    
    var args = getArgs();
    
    if (args.DupeUser){
        document.getElementById('UserLoginRepeat').className="show";
    }
    
    var item;
    for (item in args){
        if (document.getElementById(item) != null)
            document.getElementById(item).value = args[item];
    }
    
}