// form validation
function validForm(formID) {
	thisForm=document.getElementById(formID);
	var allGood = true;
	var allTags = thisForm.getElementsByTagName("*");
	for (var i=0; i<allTags.length; i++) {
		if (!validTag(allTags[i])) {
			allGood = false;
		}
	}
	return allGood;

	function validTag(thisTag) {
		var outClass = "";
		var allClasses = thisTag.className.split(" ");
	
		for (var j=0; j<allClasses.length; j++) {
			outClass += validBasedOnClass(allClasses[j]) + " ";
		}
	
		thisTag.className = outClass;
	
		if (outClass.indexOf("invalid") > -1) {
			alert("Please complete all required fields.");
			thisTag.focus();
			if (thisTag.nodeName == "INPUT") {
				thisTag.select();
			}
			return false;
		}
		return true;
		
		function validBasedOnClass(thisClass) {
			var classBack = "";
		
			switch(thisClass) {
				case "":
				case "invalid":
					break;
				case "reqd":
					if (allGood && thisTag.value == "") {
						classBack = "invalid ";
					}
					classBack += thisClass;
					break;
				case "radio":
					if (allGood && !radioPicked(thisTag.name)) {
						classBack = "invalid ";
					}
					classBack += thisClass;
					break;
				case "email":
					classBack += thisClass;
					break;
				default:
					if (allGood && !crossCheck(thisTag,thisClass)) {
						classBack = "invalid ";
					}
					classBack += thisClass;
			}
			return classBack;
		}
							
		function crossCheck(inTag,otherFieldID) {
			if (!document.getElementById(otherFieldID)) {
				return false;
			}
			return (inTag.value == document.getElementById(otherFieldID).value);
		}
	}
}

function open_window(link,w,h) //opens new window
	{
		var win = "width="+w+",height="+h+",menubar=no,location=no,resizable=yes,scrollbars=yes";
		newWin = window.open(link,'newWin',win);
		newWin.focus();
	}

	function open_printable_version(link) //opens new window
	{
		var win = "menubar=no,location=no,resizable=yes,scrollbars=yes";
		newWin = window.open(link,'perintableWin',win);
		newWin.focus();
	}

	function confirmDelete(id, ask, url) //confirm order delete
	{
		temp = window.confirm(ask);
		if (temp) //delete
		{
			window.location=url+id;
		}
	}

	function confirmUnsubscribe() //unsubscription confirmation
	{
		temp = window.confirm('{/literal}{$smarty.const.QUESTION_UNSUBSCRIBE}{literal}');
		if (temp) //delete
		{
			window.location="index.php?killuser=yes";
		}
	}

	function validate() // newsletter subscription form validation
	{
		if (document.subscription_form.email.value.length<1)
		{
			alert("{/literal}{$smarty.const.ERROR_INPUT_EMAIL}{literal}");
			return false;
		}
		if (document.subscription_form.email.value == 'Email')
		{
			alert("{/literal}{$smarty.const.ERROR_INPUT_EMAIL}{literal}");
			return false;
		}
		return true;
	}
	function validate_disc() // review form verification
	{
		if (document.formD.nick.value.length<1)
		{
			alert("{/literal}{$smarty.const.ERROR_INPUT_NICKNAME}{literal}");
			return false;
		}

		if (document.formD.topic.value.length<1)
		{
			alert("{/literal}{$smarty.const.ERROR_INPUT_MESSAGE_SUBJECT}{literal}");
			return false;
		}

		return true;
	}
	function validate_search()
	{

		if (document.Sform.price1.value!="" && ((document.Sform.price1.value < 0) || isNaN(document.Sform.price1.value)))
		{
			alert("{/literal}{$smarty.const.ERROR_INPUT_PRICE}{literal}");
			return false;
		}
		if (document.Sform.price2.value!="" && ((document.Sform.price2.value < 0) || isNaN(document.Sform.price2.value)))
		{
			alert("{/literal}{$smarty.const.ERROR_INPUT_PRICE}{literal}");
			return false;
		}

		return true;
	}
	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];}
}