//Validation downloads
$(document).ready(function() { 
	
	$("a.submitDownloads").click(function()
		{
			if (!isCheckedById("download"))
			{
				alert ("Please select at least one download");
				return false;
			}
			/*				
			else if (!isCheckedById("event"))
			{
				alert ("Please select at least one event");
				return false;
			}
			*/
			else
			{
				$(this).parents("form").submit(); //submit the form
			}
		});
		
		function isCheckedById(id)
		{
			var checked = $("input[id="+id+"]:checked").length;
			//alert(checked);
			if (checked == 0)
			{
				return false;
			}
			else
			{
				return true;
			}
		}
});

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_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_nbGroup(event, grpName) { //v6.0
	
    var i,img,nbArr,args=MM_nbGroup.arguments;
    if (event == "init" && args.length > 2) {
    if ((img = MM_findObj(args[2])) != null && !img.MM_init) {
		
      img.MM_init = true; img.MM_up = args[3]; img.MM_dn = img.src;
      if ((nbArr = document[grpName]) == null) nbArr = document[grpName] = new Array();
      nbArr[nbArr.length] = img;
      for (i=4; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
        if (!img.MM_up) img.MM_up = img.src;
        img.src = img.MM_dn = args[i+1];
        nbArr[nbArr.length] = img;
    } }
  } else if (event == "over") {	
	document.MM_nbOver = nbArr = new Array();
    for (i=1; i < args.length-1; i+=3) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = (img.MM_dn && args[i+2]) ? args[i+2] : ((args[i+1])? args[i+1] : img.MM_up);
      nbArr[nbArr.length] = img;
      
    }
  } else if (event == "out" ) {
    for (i=0; i < document.MM_nbOver.length; i++) {		
      img = document.MM_nbOver[i]; img.src = (img.MM_dn) ? img.MM_dn : img.MM_up;}
  } else if (event == "down") {
    nbArr = document[grpName];
    if (nbArr)
      for (i=0; i < nbArr.length; i++) { img=nbArr[i]; img.src = img.MM_up; img.MM_dn = 0; }
    document[grpName] = nbArr = new Array();
    for (i=2; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = img.MM_dn = (args[i+1])? args[i+1] : img.MM_up;
      nbArr[nbArr.length] = img;
  } }
}

function CheckValueOnBlur(field, value) {
	if (!field.value) {
		field.value = value;
	}
}	
			
function CheckValueOnFocus(field, value) {
	if (field.value) {
		if (field.value == value) {
			field.value='';
	    }
	}
}

//create onDomReady Event
window.onDomReady = DomReady;

//Setup the event
function DomReady(fn)
{
	//W3C
	if(document.addEventListener)
	{
		document.addEventListener("DOMContentLoaded", fn, false);
	}
	//IE
	else
	{
		document.onreadystatechange = function(){ readyState(fn); }
	}
}

//IE execute function
function readyState(fn)
{
	//dom is ready for interaction
	if(document.readyState == "interactive" || document.readyState == "complete")
	{
		fn();
	}
}

function gup(name) 
{
	var regexS = "[\\?&]"+name+"=([^&#]*)";
	var regex = new RegExp( regexS );
	var tmpURL = window.location.href;
	var results = regex.exec( tmpURL );
	if( results == null )
		return "";
	else
		return results[1];
}

//FAQ page
function setFilter(){
	var selectedFilter = gup('Filter1');
	var x=document.getElementById('categoryFilter');
	
	for (i = 0; i < x.length; i++)
	{
		if(x.options[i].value == selectedFilter){
			document.getElementById('categoryFilter').selectedIndex = i;
		}

	}
}