var ie=  document.all
var ns=  document.layers
var ns6= document.getElementById&&!document.all

function enlarge(which,e)
	{
	if (ie||ns6){
	crossobj=document.getElementById? document.getElementById("showimage") : document.all.showimage
	if (crossobj.style.display=="none")
		{
//		crossobj.style.left=ns6? pageXOffset+e.clientX : document.body.scrollLeft+event.clientX
//		crossobj.style.top=ns6? pageYOffset+e.clientY : document.body.scrollTop+event.clientY
		crossobj.style.left=ns6? pageXOffset : document.body.scrollLeft+50
		crossobj.style.top=ns6? pageYOffset  : document.body.scrollTop+280

//		crossobj.innerHTML='<div class=ventana align=right id=drag><span onClick=closepreview()>X&nbsp;</span></div><span onClick=closepreview()><img src="' + which + '"></span>'
		crossobj.innerHTML='<div><div style="background-color:#D7141F;" align=right id=drag><IMG SRC="imatges/tancar.gif" BORDER=0 ALT="Tancar" onClick=closepreview()></div><span onClick=closepreview()><img src="' + which + '"></span>'

		//crossobj.style.visibility="visible"
		crossobj.style.display="block"
		
		if(document.getElementById("mes")!=null)
    {document.getElementById("mes").style.display='none';}
		if(document.getElementById("anyo")!=null)
    {document.getElementById("anyo").style.display='none';}
		if(document.getElementById("tipo")!=null)
    {document.getElementById("tipo").style.display='none';}
    if(document.getElementById("zonaprivada")!=null)
		{document.getElementById("zonaprivada").style.display='none';}
		}
	else
    {
  		//crossobj.style.visibility="hidden"
	 	  crossobj.style.display="none"

      if(document.getElementById("mes")!=null)
      {document.getElementById("mes").style.display='block';}
  		if(document.getElementById("anyo")!=null)
  		{document.getElementById("anyo").style.display='block';}
  		if(document.getElementById("tipo")!=null)
      {document.getElementById("tipo").style.display='block';}
  		if(document.getElementById("zonaprivada")!=null)
      {document.getElementById("zonaprivada").style.display='block';}
    }
	return false
	}
	else if (document.layers)
	{
	if (document.showimage.visibility=="hide")
	{
	document.showimage.document.write('<a href="#" onMouseover="drag_dropns(showimage)"><img src="'+which+'" border=0></a></div>')
	document.showimage.document.close()
	document.showimage.left=e.x
	document.showimage.top=e.y
	document.showimage.visibility="show"
	}
	else
	document.showimage.visibility="hide"
	return false
	}
	else
	return true
	}

function closepreview()
	{
		//crossobj.style.visibility="hidden";
		crossobj.style.display="none";
		
    if(document.getElementById("mes")!=null)
    {document.getElementById("mes").style.display='inline';}
    if(document.getElementById("anyo")!=null)
		{document.getElementById("anyo").style.display='inline';}
		if(document.getElementById("tipo")!=null)
    {document.getElementById("tipo").style.display='block';}
		if(document.getElementById("zonaprivada")!=null)
    {document.getElementById("zonaprivada").style.display='block';}
	}

var nsx,nsy,nstemp

function drag_dropns(name)
	{
	temp=eval(name)
	temp.captureEvents(Event.MOUSEDOWN | Event.MOUSEUP)
	temp.onmousedown=gons
	temp.onmousemove=dragns
	temp.onmouseup=stopns
	}

function gons(e)
	{
	temp.captureEvents(Event.MOUSEMOVE)
	nsx=e.x
	nsy=e.y
	}

function dragns(e)
	{
	temp.moveBy(e.x-nsx,e.y-nsy)
	return false
	}

function stopns()
	{
	temp.releaseEvents(Event.MOUSEMOVE)
	}

function drag_drop(e)
	{
	if (ie&&dragapproved)
	{
	crossobj.style.left=tempx+event.clientX-offsetx
	crossobj.style.top=tempy+event.clientY-offsety
	}
	else if (ns6&&dragapproved)
		{
		crossobj.style.left=tempx+e.clientX-offsetx
		crossobj.style.top=tempy+e.clientY-offsety
		}
	return false
	}

function initializedrag(e)
	{
	if (ie&&event.srcElement.id=="drag"||ns6&&e.target.id=="drag")
		{
		offsetx=ie? event.clientX : e.clientX
		offsety=ie? event.clientY : e.clientY

		tempx=parseInt(crossobj.style.left)
		tempy=parseInt(crossobj.style.top)

		dragapproved=true
		document.onmousemove=drag_drop
		}
	}

document.onmousedown= initializedrag
document.onmouseup= new Function("dragapproved=false")