var DHTML = (document.getElementById || document.all || document.layers);

function getObj( name )
  {
  if( document.getElementById )
    {
  	this.obj = document.getElementById(name);
	  this.style = document.getElementById(name).style;
    }
  else if( document.all )
    {
	  this.obj = document.all[name];
	  this.style = document.all[name].style;
    }
  else if( document.layers )
    {
   	this.obj = document.layers[name];
   	this.style = document.layers[name];
    }
  }

function showImprint()
  {
	if( ! DHTML )
    return;

  //hidePicture();

  var layer_imprint = new getObj('popup_imprint');
  layer_imprint.style.visibility = 'visible';
  }

function hideImprint()
  {
	if( ! DHTML )
    return;

  var layer_imprint = new getObj('popup_imprint');
  layer_imprint.style.visibility = 'hidden';
  }

function showPicture( fn, url1, url2 )
  {
	if( ! DHTML )
    return;

  hideImprint();

  // show url
  if( url1 != '' )
    {
    var product_url = new getObj('product_url');
    var my_url = '<a href="';
    my_url += url1;
    my_url += '" target="_blank" onfocus="blur();">';
    my_url += url1;
    my_url += '</a>';
    my_url += '&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;';
    my_url += '&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;';
    my_url += '<a href="';
    my_url += url2;
    my_url += '" target="_blank" onfocus="blur();">';
    my_url += url2;
    my_url += '</a>';

    product_url.obj.innerHTML = my_url;
    }

  // show image
  var pic = new getObj('picture_detail');
  pic.obj.src = fn;

  // show layer
  var layer_picture = new getObj('popup_picture');
  layer_picture.style.visibility = 'visible';
  }

function hidePicture()
  {
	if( ! DHTML )
    return;
  
  // hide url
  var product_url = new getObj('product_url');
  product_url.obj.innerHTML = '';

  // hide layer
  var layer_picture = new getObj( 'popup_picture' );
  layer_picture.style.visibility = 'hidden';

  // hide image
  var pic = new getObj('picture_detail');
  pic.obj.src = '/portfolio/img/empty_image.gif';
  }