function InputPlaceholder (input, value, cssFilled, cssEmpty)
{
	var thisCopy = this
	
	this.Input = input
	this.Value = value
	this.SaveOriginal = (input.value == value)
	this.CssFilled = cssFilled
	this.CssEmpty = cssEmpty

	this.setupEvent (this.Input, 'focus', function() {return thisCopy.onFocus()})
	this.setupEvent (this.Input, 'blur',  function() {return thisCopy.onBlur()})
	this.setupEvent (this.Input, 'keydown', function() {return thisCopy.onKeyDown()})

	if (input.value == '') this.onBlur();

	return this
}

InputPlaceholder.prototype.setupEvent = function (elem, eventType, handler)
{
	if (elem.attachEvent)
	{
		elem.attachEvent ('on' + eventType, handler)
	}

	if (elem.addEventListener)
	{
		elem.addEventListener (eventType, handler, false)
	}
}

InputPlaceholder.prototype.onFocus = function()
{
	if (!this.SaveOriginal &&  this.Input.value == this.Value)
	{
		this.Input.value = ''
	}
	else
	{
			this.Input.className = ''
	}
}

InputPlaceholder.prototype.onKeyDown = function()
{
	this.Input.className = ''
}

InputPlaceholder.prototype.onBlur = function()
{
	if (this.Input.value == '' || this.Input.value == this.Value)
	{
		this.Input.value = this.Value
		this.Input.className = this.CssEmpty
	}
	else
	{
		this.Input.className = this.CssFilled
	}
}











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];}
}