var w3c = (document.getElementById) ? 1:0
var ns4 = (document.layers) ? 1:0  //browser detect for NS4 & W3C standards
var hasCookies = false;

function openWindow(url, width, height, scrolling)	{
    var left = (screen.width  - width)  / 2;
	var top = (screen.height - height) / 3;
	window.open(url, name, "width="+width+", height="+height+", top="+top+", left="+left+", toolbar=no, location=no, menubar=yes, resizable=no, scrollbars="+scrolling);
}
function selectAll(myForm) {
	for (i = 0; i < myForm.elements.length; i++) {
		if (myForm.elements[i].name.substr(0, 2) == 'id') {
			myForm.elements[i].checked = myForm.sample.checked;
		}
	}
}
function checkSelected(myForm) {
	i = 0;
	flag = false;
	while (i<myForm.elements.length && !flag) {
		if (myForm.elements[i].name.substr(0, 2) == 'id' && myForm.elements[i].checked == true) flag=true;
		i++;
	}
	if (!flag) alert('No object was selected for removal or update!');
	return flag;
}

function changeAction(myForm, action) {
	for(i=0; i < myForm.length; i++) {
		if (myForm.elements[i].name == 'do') {
			myForm.elements[i].value = action;
		}
	}
	message = 'Are you sure you want to delete it?';
	if (action.indexOf('delete') == -1 || (action.indexOf('delete') != -1 && confirm(message))) {
		myForm.submit();
	}
}

function getObject(obj) {
	if (w3c) {
		var theObj = document.getElementById(obj);
	} else {
		if (ns4)
			var theObj = eval("document." + obj);
	}
	return theObj;
}

function getObjectInOpener(obj) {
	if (w3c) {
		var theObj = window.opener.document.getElementById(obj);
	} else {
		if (ns4)
			var theObj = eval("window.opener.document." + obj);
	}
	return theObj;
}

function setPictureToPreview(file, previewWidth, previewHeight, width, height, id, choose) {
	preview 						= getObject('imgPreview');
	preview.src 					= file;

	preview.style.display			= 'block';
	preview.style.width				= previewWidth;
	preview.style.height			= previewHeight;

	if (choose) {
		document.pictures.name.value		= file;
		document.pictures.width.value		= width;
		document.pictures.height.value		= height;
		document.pictures.picturesId.value	= id;
	}
}

function setPicture(closeWindow) {
	preview = getObject('imgPreview');

	src = preview.src.substring(preview.src.indexOf('/files/'));
	
	window.opener.setImage(src);

	if (closeWindow) {
		window.close();
	}
}

function setFile(url, closeWindow) {
	src = url.substring(url.indexOf('/files/'));
	window.opener.setLink(src);
	if (closeWindow) {
		window.close();
	}
}

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];}
}